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Применить Всего найдено 2. Отображено 2.
05-06-2020 дата публикации

Optical fiber time division multiplexing coupler

Номер: CN0210690875U
Автор: FU XIANG, ZENG ZHIYUN, LIAO YUNHUA
Принадлежит: YONGZHOU ELECTRIC POWER EXPLORATION DESIGNING INST CO LTD, YONGZHOU ELECTRIC POWER EXPLORATION DESIGNING INSTITUTE CO., LTD.

The utility model relates to the technical field of optical fiber equipment. The utility model further discloses an optical fiber time division multiplexing coupler. Coupler comprising a coupler body,heat dissipation openings are formed in the top and the bottom of the coupler body; optical fiber interfaces are fixedly installed on the two sides of the coupler body, optical fiber bodies are fixedly installed in the optical fiber interfaces, ultra-thin tempered glass tubes are fixedly installed on the portions, located in the middle of an inner cavity of the coupler body, of the side faces ofthe optical fiber bodies, and fixing clamps are fixedly connected to the outer edges of the ultra-thin tempered glass tubes. The utility model discloses an optical fiber time division multiplexing coupler. The ultrathin paint spraying tempered glass tube is arranged; the glass tube can be used as a medium for optical fiber coupling. According to the ultrathin paint-sprayed toughened glass tube, the outer ...

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Номер записи: 1
28-04-2023 дата публикации

Anti-corrosion and anti-rust agent for neutral emulsified cutting fluid

Номер: CN116024024A
Автор: LIAO YUNHUA, HUANG GUODU, ZHAO KAILI, NIE XIAOLIN
Принадлежит:

The invention discloses an anti-corrosion and anti-rust agent for neutral emulsified cutting fluid, which is obtained by mixing Guerbet acid and dicyclohexylamine according to the mass ratio of (1-1.5): 1 and reacting at high temperature, wherein the reaction temperature ranges from 60 DEG C to 80 DEG C, and the reaction time ranges from 30 min to 40 min. The anti-corrosion and anti-rust agent disclosed by the invention is added into the neutral emulsified cutting fluid, so that the anti-rust and anti-corrosion performance of the emulsified cutting fluid under the condition that the pH value is neutral is effectively realized, and the industrial application of the neutral emulsified cutting fluid is ensured.

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Номер записи: 2