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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Применить Всего найдено 4. Отображено 4.
26-05-1999 дата публикации

Decoction preparation of packaged medicine-Maxingsangbeisan

Номер: CN0001217192A
Автор: TANG LIANGWEI, LI LINGFANG, LIANGWEI TANG, LINGFANG LI
Принадлежит:

The present invention relates to a Chinese medicine for curing infantile asthma-Maxingsangbei powder bag decoction. It is made up by mainly using the Chinese medicinal materials of ephedra, bitter apricot kernel, mulberry bark, Sichuan fritiallary bulb and licorice, etc. through the processes of crushing, mixing and bagging. As compared with existent medicines for curing infantile asthma it is good in therapeutic effect, short in course of treatment, and has no side effects.

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Номер записи: 1
05-08-2009 дата публикации

Preparation of rupatadine or salt thereof

Номер: CN0101497606A
Автор: TANG LIANGWEI, YONG ZHIQUAN, TAN PEI, LEI ANSHENG, HU WENHUI, HAN WEIYUE, WEN YALEI, LIANGWEI TANG, ZHIQUAN YONG, PEI TAN, ANSHENG LEI, WENHUI HU, WEIYUE HAN, YALEI WEN
Принадлежит:

The invention relates to a method for preparing rupatadine and salt thereof, which comprises the following steps: directly adding acyloxy alkali metal borohydride or generating the acyloxy alkali metal borohydride through an in-situ reaction; and performing a reduction reaction of the acyloxy alkali metal borohydride and a compound shown in a formula (I) to prepare the rupatadine. The method has the advantages of simple and convenient operation, short reaction time, cheap adopted reagents, and lower production cost.

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Номер записи: 2
12-11-2003 дата публикации

Method of dehydration in reaction kettle for production of polyphenylene sulfide

Номер: CN0001454918A
Автор: TANG LIANGWEI, LI YANG, QIAO CHANGBING, LIANGWEI TANG, YANG LI, CHANGBING QIAO
Принадлежит:

The present invention relates to a dehydration method in reactor still in production process of polyphenyl thioether, which includes the following steps: adding the aqueous sodium sulfide, NMP solvent, adjuvant and alkali into the reactor, heating to make azeotropism and dehydrating, rectifying heated and mixed steam and separating out most of NMP from it and back-returning the separated NMP intoreactor, and condensing the other steam and recovering residual NMP solvent according to conventional process. Said invention can reduce the initial addition quality of solvent by 20-30%, and the dehydrated liquor quantity can be reduced by about 70%, in which the content of solvent also can be reduced to 5-15% from above 65%, and its energy consumption can be reduced by about 25%, and the production cost of the end product can be reduced by about 5%.

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Номер записи: 3
01-05-2018 дата публикации

A belleville spring structure for electric main shaft

Номер: CN0207297709U
Автор: LI CUNJIE, YANG DANQUN, NONG NAICHANG, TANG LIANGWEI, ZHOU PENG
Принадлежит: SHENZHEN AIBEIKE PREC MACHINERY CO LTD, SHENZHEN AIBEIKE PRECISION MACHINERY CO., LTD.

The utility model discloses a belleville spring structure for electric main shaft, it is including being annular spring body, the both sides of spring body are formed with first anchor ring and secondanchor ring respectively, the edge of first anchor ring is formed with an annular platform, the edge of second anchor ring is formed with the 2nd annular platform, two at least first notches have been offered on the spring body, first notch runs through in spring body both sides, the opening part of first notch lies in the edge of spring body. The utility model discloses the harmful effects thatcan avoid too big elasticity counter shaft to manufacture increase the contact surface of spring and bearing simultaneously, improve the springiness cushioning effect, and then improve electric main shaft life.

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Номер записи: 4