Отопительный котел

Heizkessel zum Verfeuern von fluessigen oder gasfoermigen Brennstoffen

Gasstromverzoegerer fuer Kessel mit ringfoermigem Abgasdurchlass

Gasbetriebener Luftbefeuchter

Boilers and retarders for use therein

... 1,028,070. Boiler furnaces. VAUXHALL BOILER CO. Ltd. March 26, 1965, No. 13024/65. Headings F4A and F4B. A removable gas flow retarder for use in annular return flues of a steam of hot water boiler (Fig. 1, not shown), comprises axially spaced rows 18 of circumferentially spaced baffle plates 19, alternate rows being staggered. Each baffle plate 19 located in position by weld spots 24 is pivotably mounted about connecting rods 22. In modifications (Figs. 4 and 5, not shown), the plates may be circumferentially curved and connected by rods extending through all the rows of plates. The complete retarder, formed from a number of part circumferential sections of mild, stainless or alloy steel, is located in the annular flue by axial rails extending through slots (not shown) in the baffle plates, and may be oscillated to remove surface deposits from the flue surfaces. The total retarder length, the space between the rows, the spaces between the baffle plates and the length and width of the plates ...

Hot-water boiler

... 1,029,072. Boiler furnaces; hot water boilers. H. VIESSMANN. April 19, 1963 [April 28, 1962], No. 15497/63. Headings F4A and F4B. A hot water boiler comprises a gas or liquid fuel furnace of rectangular horizontal crosssection enclosed all round by water bearing double walls one of which contains a shielded oblong outlet communicating with a flue. As shown, the boiler comprises a solid fuel furnace 2 and an oil furnace 3 which extends traversely of the boiler and is fired by a burner inserted through an aperture near the base of the furnace. Combustion gases leave the top of the furnace 3 through an aperture 9 in the wall 10 separating the furnaces and with gases from furnace 2 exhaust through flues 4 following the flow paths indicated. The wall 10 forming the lower edge of aperture 9 is bent so as to project into furnace 3 and a water bearing screen is located opposite the aperture. In a modification the flues are divided by a vertical partition so that the gases flow up and down the flues ...

Boiler with separate firing arrangements for spatially combined or spatially separated use for the respective burn on the one hand of solid, on the other hand of liquid fuels

Boiler for the burn of liquid and gaseous fuels

Boiler, particularly of the sectional type

DOMESTIC OR LIGHT INDUSTRIAL BOILER

GAS FIRED HUMIDIFIER

A compact fuel fired steam generating type humidifier. The apparatus uses a gaseous fuel as the prime source of heat to generate steam used to humidify air in the heating, ventilation and air conditioning of buildings. The humidifier may be a stand alone unit that disperses the steam into the space or the steam generated by the apparatus may be dispersed in forced air flow of the building heating system. The steam generating unit includes a water tank in which there is located a combustion chamber and a heat exchanger chamber for transferring the heat from the products of combustion to the water.

Chaudière à gaz de bois.

Stehender Niederdruckdampfkessel.

Einrichtung zur Temperaturbeeinflussung

Stehender Niederdruckdampfkessel.

Heizkessel

Chaudière.

Flammrohrkessel

Olbefeuerter Heizkessel mit gleich langem Strömungsweg für das gesamte Rauchgasvolumen

Brennkammer und Verwendung derselben

Chaudière à fluide thermique

Vorrichtung zur Erzeugung von Warmwasser, Dampf oder Heissgas und Verwendung der Vorrichtung in einem Heissgasmotor

Heizkessel zur Verbrennung von flüssigen und gasförmigen Brennstoffen

Heizkessel

Caldaia pressurizzata

Furnace immersed

water jacketssmoke guidancemore high pressure-heated Boiler with between two spaced multiple

Sophisticated boiler

HEATER FOR HEATING LIQUID AND GASEOUS MEDIA

Portable steam generator

Apparatus for Firetube Boiler and Ultra Low NOx Burner

The current invention disclose a method and apparatus for production of hot water or steam in a firetube boiler, said method comprising the steps of producing a first flue gas using a first stage of a burner in a first pass of a firetube boiler; passing at least a portion of said first flue gas through a second pass of said boiler, wherein said second pass comprises a plurality of firetubes; routing said portion of said first flue gas to a second stage of said burner to reduce NOx emissions from said second stage of said burner; producing a second flue gas from said second stage of said burner in a third pass of said boiler; passing said second flue gas through a fourth pass of said boiler, wherein said fourth pass comprises a plurality of firetubes.

WATER HEATING BOILER

... 1,263,845. Water boiler. GUSTAV OSPELT HOVALWERK A.G. 3 July, 1970 [4 July, 1969; 7 Nov., 1969], No. 32471/70. Heading F4A. In a liquid fuel or gas-fired water boiler the burner 3 projects into combustion chamber 2 which is surrounded by water-jacket 1. The combustion gases flow down to an outlet flue 5 via annular passage 4 formed between inner wall 7 of an extension 8 of the water jacket 1 and the outer corrugated wall 6 of an inner water chamber 11 connected to water jacket 1, 8. The corrugations which may be annular or helical form alternate narrower and wider portions along the path of the flue gases causing change of speed and direction, thus increasing the heat transfer to the walls 6, 7. The hollow space 9 within water chamber 11, which is sealed at the top by wall 10 and is open to flue 5, damps pressure variations in the flue gases and reduces emission of unwanted noises. A further annular flue passage may be provided within the inner water chamber 11. In a modification (Fig.

HEAT-ENERGY SYSTEM

... 1300508 Heat exchangers MITA GUDMAND-HOYER [trading as DAN-FIBE-ENERGY] 19 April 1971 [16 March 1970] 24096/71 Heading F4A [Also in Division F1] An apparatus for producing hot fluids comprises a heat exchanger including a burner M, Fig. 1, having inlets 1 and 2 for fuel and primary combustions air and an inlet in the form of a mushroom-shaped body 5 for secondary combustion air, the stream of fuel and primary air and the stream of secondary air being directed axially against one another, at a perforated heat-resistant screen 3 as shown, so as to be deflected radially to form a substantially annular flame in slit 6. The heat exchanger comprises an inner combustion gas channel I having one end adjacent the body 5 and the other end communicating with one end of an outer combustion gas channel J whose other end extends over the body 5 and communicates with an outlet K; a space B for fluid to be treated is formed between the inner and outer channels and is in communication with a further space ...

Oil-beaconed boiler with water jacket and essentially equal long flow path for the entire flue gas volume

High pressure-heated boiler

COMBUSTION CHAMBER FOR BOILERS OR FURNACES

WATER HEATING BOILER

Combustion type steam generator

Improvements with the water blade boilers

System of fire-tube boiler with removable elements

Boiler steel with removable panels

Improvements with the boilers

HEAT-ENERGY SYSTEM

Vertical boiler with concentric upper heating coils - has air blown down centre and hot gases from below circulate between coils

The vertical water boiler has a double wall shell (1) with a spiral plate (5) between the two sheets forming an upwards path for circulating water, and concentric with this is another water jacket (9) suspended form the top, and inside this, a third jacket (14) suspended from the top and resting on the middle one. Air is blown down the centre of the inner one through a vertical tube (24) emerging at the bottom through angled jets (26). The bottom of the cylinder carries a refractory lining (28) and an combustion chamber between the lining and the bottoms of the two inner water jackets contains a blower. Hot air circulates from this chamber between the concentric jackets, assisted by the air blown in from above, and leaves through a collar around the top.

Apparatus for the utilization of waste heat

Dampferzeuger

VERTICAL TUBELESS STEAM BOILER

... 1453047 Vertical steam boilers C J CORAM J T HOPKINSON J T HOPKINSON and M T HOPKINSON 12 Dec 1973 [24 July 1973] 35273/73 Heading F4A A vertical steam boiler comprises an inner combustion chamber 10 (Fig. 1) having upper outlets 11 for combustion gases and a burner port 13, an outer cylinder 15 (Fig. 4) which defines with the combustion chamber a water jacket having combustion gas ports 18 linked to outlets 11 by conduits 17, and two sets of gas guiding vanes 22a, 22b offset vertically on the outer surface of the cylinder 15 and each extending around half the circumference of the outer surface; the combustion gases moving to outlets 11 in a first pass, then, via ports 18 down past vanes 22a in a second pass and finally up past vanes 22b in a third pass. The boiler has a refractory brick base 23, a cylindrical sheet of metal 25 between the vanes and a refractory brick lining 26, and a cast refractory brick 28 overlies the vanes 22a to help define the second gas pass. Gases tearing the third ...

STEAM GENERATOR

GAS-CLAIMANT AIR MOISTURIZER

COMBUSTION CHAMBER FOR BOILERS OR FURNACES

Steam generator to low pressure, in particular for columns of passage to the vapor

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Boiler with removable panels

Boiler low pressure multi-chamber and corrugated inner walls

Improvements in machines with fast steam generation

Boiler, furnace, or the like

Heisswasser- und Dampferzeuger mit Feuerbuechse

Oil fired hot water boiler

... 1,138,164. Hot water boilers. OIL-THERM A.G. 25 May, 1966 [9 June, 1965], No. 23259/66. Heading F4A. An oil fired hot water boiler has its flues so constructed that the flue gas paths through the flues are all of an equal length. The flue gases pass through openings from a firing chamber F into the end of first collection passages Su. From here they flow through a number of parallel identical transverse flues Z to second collection passages So, identical to the first. The gas is finally exhausted through an outlet pipe A at the far end of the flues So. The boiler may be of the cast iron sectional type, or of a welded steel construction.

Boiler

Heater for liquid and/or gaseous media

BOILER OR FURNACE

HEAT-ENERGY-SYSTEM AND APPARATUS FOR PRODUCTION OF HOT WATER,STEAM OR HEAT-GAS

WATER HEATING BOILER

Boiler with great production of vapor with high pressure, under low volume

Economic boiler for warm water and steam to low pressure

THERMAL FLUID BOILER

Improvements in the boilers

HEAT EXCHANGER ASSEMBLY

Vertical boiler with concentric upper heating coils - has air blown down centre and hot gases from below circulate between coils

Steam generator

A liquid heating boiler with spheroidal combustion chamber for liquid or gaseous fuels

... 993,330. Hot water boilers. H. VIESSMANN. Feb. 21, 1963 [March 1, 1962], No. 7009/63. Heading F4A. A hot-water boiler heated by liquid or gaseous fuels comprises a burner 2 projecting into the front of a spheroidal combustion chamber 1 and a restricted outlet 4 at the rear of this chamber, the flue gases passing from the combustion chamber through the outlet 4 to a deflection chamber 5 and thence to an annular flue 7 surrounding the combustion chamber and a water jacket 3 which almost encloses the combusion chamber, this jacket being linked by channels 11 to an outer water jacket 6 surrounding the flue 7. Segmental plates 8 arranged in staggered relation maintain a turbulent flow in the flue 7. In modifications, the flue 7 may be replaced by two concentric flues enclosing an annular water jacket linked to the inner and outer jackets 3 and 6, a continuous flow hotwater supply heater may be incorporated in the water jacket in the upper part of the boiler, a hot-water supply tank may be attached ...

MODULAR STEAM BOILER

BOILER

Device of heating for fluids

Improvements in the steam generators

Thermic reactor

A thermic reactor having plural V-shaped chambers wherein hot exhaust gases are caused to flow turbulently through the chambers in a manner to ensure good heat transfer between the exhaust gases and the walls of the thermic reactor.

Boiler for utilizing fine coal

Senkrecht stehender Dampferzeuger mit ringfoermigem Wasserraum und innerer Beheizung

Heizkessel fuer fluessige oder gasfoermige Brennstoffe

OElbefeuerter Heizkessel

IMPROVEMENTS IN OR RELATING TO BOILERS

... 1,209,744. Boilers. KAYANSON ENGS. Ltd. 27 Nov., 1967 [26 Nov., 1966], No. 53066/66. Heading F4A. In a boiler in which the combustion chamber is surrounded by water-containing walls 2, 3, 4, Fig. 5, the flue is divided by one or more watercontaining flue dividers 8 made from welded steel plate with a water inlet and outlet 13, 14, connected to the water spaces 2, 3. The boiler walls with the spaces 2, 3, 4 are formed from spaced apart steel plates 1a, 1b . . . 4a, 4b, welded together, the inlets and outlets 13, 14 of the dividers 8 engaging in apertures 15, 16 in the plates 2a, 3a. An aperture 19 for an oil burner is formed in the plate 2b and surrounded by a welded-on spacer frame 20.

Heat accumulator boiler

Steam boiler

Heizkessel mit einem Feuerraum zum Verfeuern fester und einer Brennkammer zum Verfeuern fluessiger oder gasfoermiger Brennstoffe

Waermeuebertrager fuer mit stroemendem Brennstoff betriebene Heizvorrichtungen

HEAT EXCHANGER ASSEMBLY

... 1374133 Steam boilers Y IMAMURA 21 July 1972 [27 July 1971 1 Sept 1971] 34139/72 Heading F4A In a heat exchanger assembly for producing steam a plurality of flat hollow vessels 1A, 1a; 1B, 1b ... 1N; In are vertically arranged in relation to each other within a hollow cylinder 2a, 2b containing a combustion chamber 2, the lowermost vessel 1A being supplied with a fluid (e.g. water) from a water jacket 3 through inlet tubes 5, 5a which also act to suspend the assembly within the hollow cylinder 2a, 2b. The flat vessels are interconnected by means of a plurality of tubes 4a, 4b ... &c. arranged in the configuration shown. The hollow vessels 1A, 1B ... &c. are of annular construction to assist in heat transfer from a combustion device 7. Steam leaves the assembly through outlet tube 6. Oil is supplied to the combustion device 7 from a fuel tank 18 through an automaticallyoperated control device 19.

Improvements in Apparatus for the Transmission of Heat between Fluids Including Evaporators, Condensers, Steam and other Boilers and Superheaters.

... 30,363. Rusdell, W. J. Dec. 29. Plate apparatus.-In evaporators, condensers, steam-generators, superheaters, and other apparatus for effecting a transfer of heat between fluids, of the type in which a number of metal plates are separated by distance-pieces, and the fluids flow in the spaces between them, one of the fluids is distributed to the appropriate set of spaces by passages through the plates in such a manner that the two fluids move in approximately parallel directions and preferably in counter-current. Figs. 1, 3, and 4 show an arrangement applicable as a steam-generator to be placed in a flue j. The plates a are held between end pieces d, g by bolts h, and in alternate spaces between them are arranged distance-pieces m, Fig. 3, surrounding the waterinlet passage k and steam-outlet passage l and strips e allowing a free passage to the flue gases. The other spaces are surrounded by bands q, Fig. 4, and provided with strips n, o, p to distribute the water and steam in the spaces.

Improvements with the boilers

Improvements with the horizontal fire-tube boilers

System of fire-tube boiler with removable elements

THERMAL FLUID BOILER

Steam boiler

Method and Apparatus for Waste Heat Recovery and Emission Reduction

The current invention discloses a method and apparatus for production of hot water or steam in a 4-pass firetube boiler. A waste heat stream is passed through the first and second passes of the boiler, and then routed into a furnace tube (which is the third pass of the boiler) to help suppress the flame temperature and NOx emissions from the burner. The flue gas from the third pass is then passed through the fourth pass of the boiler to transfer the heat energy to the water in the boiler. 1. A method of producing hot water or steam in a four-pass firetube boiler , comprising the steps of ,a) producing a waste heat stream in a combustion process separate and independent of said boiler;b) passing a first portion of said waste heat stream through a first and second passes of firetubes of said boiler to recovery heat energy;c) supplying a fuel and a combustion air stream to a burner to produce a flame in a furnace tube of said boiler, said furnace tube forming the third pass of said boiler;d) routing said first portion of said waste heat stream to said burner to reduce flame temperature and NOx emissions from said flame;e) producing a flue gas from said flame in said furnace tube;f) passing said flue gas through a fourth pass of said boiler, wherein said fourth pass comprises a plurality of firetubes;g) routing said flue gas to the exhaust outlet of said boiler.2. The method as described in further comprises a step of routing a second portion of said waste heat stream directly to the fourth pass of said boiler claim 1 , bypassing the first claim 1 , second and third passes in order to avoid de-stabilizing said burner.3. The method as described in further comprises a step of routing a third portion of said waste heat stream directly to the third pass of said boiler claim 1 , bypassing the first and second passes.4. The method as described in wherein said burner is a premixed combustion type burner.5. The method as described in wherein said burner is a diffusion ...

蒸気発生器

(57)【要約】 【課題】 バーナーから熱交換部分の通路への排気流 の案内を簡単な手段で達成し、かつ熱交換部分の通路内 の流れ状態を最適化することができる蒸気発生器を提供 する。 【解決手段】 蒸気発生器は、蒸気ボイラ１と、バーナ ーからの高温排気を供給するためのバーナー竪穴５と、 熱交換部分１０とを備えている。この熱交換部分はバー ナーの排気を流通させ蒸気ボイラ１内の液体と熱交換す るための通路１２ａ，１２ｂ，１２ｃを備えている。熱 交換部分の通路は排気口に接続され、かつ接続部分２５ を介してバーナー竪穴に接続され、そしてバーナーから 排気口に流れる、通路内の排気流の方向が、バーナー竪 穴内の流れ方向と異なるように配置されている。接続部 分は、バーナー竪穴の壁１５ａ，１５ｂの穴とインサー ト２０とによって形成された貫通路２５を備え、この穴 はバーナー竪穴と熱交換部分の通路とを接続し、かつイ ンサートによって部分的に閉鎖されている。

HIGH PRESSURE HEATED BOILER WITH MULTIPLE SMOKE CONDUCTIONS BETWEEN TWO MOUNTAINS.

Sectional boiler

내용 없음. No content.

Gas fired humidifier

A compact fuel fired steam generating type humidifier. The apparatus uses a gaseous fuel as the prime source of heat to generate steam used to humidify air in the heating, ventilation and air conditioning of buildings. The humidifier may be a stand alone unit that disperses the steam into the space or the steam generated by the apparatus may be dispersed in forced air flow of the building heating system. The steam generating unit includes a water tank in which there is located a combustion chamber and a heat exchanger chamber for transferring the heat from the products of combustion to the water.

Hot water or steam generator with forced circulation

Steam-boiler

Gas fired humidifier

A compact fuel fired steam generating type humidifier. The apparatus uses a gaseous fuel as the prime source of heat to generate steam used to humidify air in the heating, ventilation and air conditioning of buildings. The humidifier may be a stand alone unit that disperses the steam into the space or the steam generated by the apparatus may be dispersed in forced air flow of the building heating system. The steam generating unit includes a water tank in which there is located a combustion chamber and a heat exchanger chamber for transferring the heat from the products of combustion to the water.

Heat-energy-system and apparatus for production of hot water, steam or heat-gas

Heating boiler

Steam washer

본 발명은 스팀 세척기의 스팀 제조용 압력탱크에 관한 것으로, 더욱 상세하게는 연소실 챔버내에 격벽을 마련하여 연소 열의 체류시간을 연장함으로써 열효율을 증진시키기 위한 스팀 세척기의 압력탱크이고, 또한 스팀발생으로 소비된 수량에 대응하여 보충수를 압력탱크속으로 급수함에 있어 배기 가스의 폐열로 예열하여 급수함으로써 중단없이 스팀을 제조할 수 있는 스팀 세척기의 압력탱크이며, 또한 스팀 세척기의 연소 소음을 저감하고 연소 불꽃이 배기구 밖으로 배출되지 않도록 한 스팀 세척기의 압력탱크에 관한 것이다. The present invention relates to a pressure tank for producing steam of a steam cleaner, and more particularly, a pressure tank of a steam cleaner for improving thermal efficiency by providing a partition wall in a combustion chamber chamber to extend the residence time of combustion heat. It is a pressure tank of a steam cleaner that can produce steam without interruption by preheating and supplying it with waste heat from exhaust gas when supplying makeup water into the pressure tank in response to the quantity.It also reduces the combustion noise of the steam cleaner and prevents combustion flames. It relates to a pressure tank of a steam cleaner that is not discharged out of the exhaust port.

The pyrolysis steam boiler

본 발명은 열분해 스팀보일러에 관한 것으로, 연소로 내부에 와류를 발생시켜 연료의 연소효율을 증대시키고, 더불어 연소로의 상부로 별도의 화염을 수평방향으로 분사시켜 연소로 내의 미연소가스를 완전 연소시키되, 상기 연소로 내 화염은 내부연통관을 거쳐 열회수부까지 공급될 수 있도록 하여 폐열회수율은 물론, 스팀의 발생량 역시 높일 수 있는 특징이 있다. The present invention relates to a pyrolysis steam boiler, which generates a vortex inside the combustion furnace to increase the combustion efficiency of fuel, and also injects a separate flame into the upper part of the furnace in the horizontal direction to completely burn unburned gas in the furnace However, the flame in the combustion furnace can be supplied to the heat recovery unit through the internal communication pipe, so that the waste heat recovery rate as well as the amount of steam generated can be increased.

Patent JPS5119081B1

Hot water or steam generator

Improvement in steam-boilers

Sectional boiler

Tube fin for once through boiler

내용 없음. No content.

Fire-tube boiler system with removable elements

Boiler

Horizontal flue boiler with baffle structure in flue

Safety boiler with high efficiency

A safety boiler with high efficiency comprises a plurality of water jackets disposed around a central vaporizing chamber (1) positioned atop on a combustion chamber (2) and a plurality of sandwiched flues (6) each respectively partitioned between each two neighbouring water jackets so that the feed water passing the water jackets will thoroughly pre- heated to increase the thermal efficiency and safety of the boiler.

Tubular Boiler with Incorporated Oven

The invention relates to a tubular boiler with a heat exchange tube with at least one helical layer situated in a heat exchange chamber, and which includes a set of laterally joined spirals. The boiler includes, an inner side of the helical layer, an oven that is rigidly joined to said layer and connected to a feeder by means of which fuel is supplied. The boiler also includes an output collector for collecting ash and slag, which connects the inside of the heat exchange chamber to the outside of the boiler, and a forced-air-current generator that generates a movement of air inside the boiler and directs it to the oven. This movement of air moves the ash and slag along the at least one helical layer to the output collector.

Water tank and radiant fire arrangement

Patent BE497624A

Cooled wall of combustion chamber and combustion chamber comprising said wall

New power generation system

一种新型发电系统，包括锅炉、汽轮发电机、排风机和集热水箱；锅炉产生的水蒸汽经管道输送给汽轮发电机并驱动其发电，汽轮发电机排出的尾气及锅炉排出的烟气分别经管道输送到排风机，并通过排风机及管道送入集热水箱，在集热水箱内装满以碳酸钙为主要成分的石子，由排风机送入的混合气与集热水箱的水充分混合、集热水箱的水吸收混合气中的余热，混合气的二氧化硫和二氧化氮等与水反应成硫酸和硝酸等，再与碳酸钙石子反应成无害的碳酸钙，硝酸钙和二氧化碳等，并同时清洁混合气中的烟尘等杂质，该系统能充分利用余热，热效率可达90%以上，净化效果好。

Boiler plant

Steam boiler for central heating systems

Gasbetriebener luftbefeuchter

Dampferzeuger

蒸気発生器

Feed-steamer

Dampferzeuger, insbesondere fuer hohen Druck

Boiler

Sectional steam boiler

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stolbrand

Heissdampferzeuger

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Gliederkessel mit Füllschacht und mehreren Verbrennungszonen

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Echangeur de chaleur

L'invention concerne un échangeur de chaleur de vaporisation (10) destiné à vaporiser un écoulement de fluide en utilisant un écoulement contenant de l'énergie thermique. Des trajets d'écoulement, par exemple un gaz d'échappement arrivant à une entrée (14) et partant par une sortie (16), et d'eau arrivant à une entrée (18) et s'évacuant par une sortie (20), sont disposés l'un par rapport à l'autre de façon que l'écoulement de fluide parcoure des passes multiples dans lesquelles le fluide est vaporisé et ensuite surchauffé.Domaine d'application : vaporiseurs d'eau, etc.

Steam-boiler

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Dampferzeuger, insbesondere fuer hohen Druck

Domestic or light industrial boiler

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Welded thin steel boiler

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Dampfkessel aus concentrischen, hohlcylindrischen, mit einander abwechselnden Wasserräumen und Feuerzügen

Of boston

Einbau für stehende Dampfkessel

Dampfkessel mit kegelringförmigem Heizraum

Improvement in steam-generators

Mit einer Feuerbuchse oder feuerbuchsartigen Brennkammer versehener stehender oder liegender Dampferzeuger

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Dampferzeuger zum Daempfen von Kartoffeln u. dgl.

一种蒸发器

本发明公开了一种蒸发器，包括燃烧室、蒸发室和尾气箱，所述燃烧室和尾气箱分别连接于所述蒸发室的相对两端，且燃烧室、蒸发室和尾气箱相互隔离设置；所述蒸发室内设置有一个以上的加热管，所述加热管的一端与燃烧室相连通，加热管的另一端与尾气排放口相连通。本发明的蒸发器的燃烧室和蒸发室相隔离，燃火后的热气只能进入加热管中，蒸发室内的加热管通热气之后不断散发热量，可用于产品的蒸发；本发明将热气通过加热管间接蒸发，不会让热气与产品直接接触，可避免热气中的烟尘污染产品；停止通热气后，加热管也能通过余热继续产生热量；最终的尾气可经过尾气排放口进行收集和处理，有利于环保节能。

Improvement in steam-generators

Warmwasserbereiter

Dampfkessel zum erhitzen von fluessigkeiten

Ketelwand.

Boiler

Erhitzer für flüssige und gasförmige Medien

Dampfkessel in Zweizugausfuehrung fuer fluessige und gasfoermige Brennstoffe mit rotationssymmetrischer Rauchgasfuehrung

Steam-boiler.

Stellhobel

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Improvement in steam-generators

Steam boiler

Boiler for incubator heaters

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[UNK]

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Kegelförmiger Dampfkessel

Thomas barnes