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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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Форма поиска

Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 10. Отображено 10.
25-07-2023 дата публикации

Automatic double-end flaring machine

Номер: CN116476371A
Принадлежит:

The invention relates to an automatic double-end flaring machine which comprises a conveying assembly and a flaring assembly, the conveying assembly comprises an obliquely-arranged guiding module, a pipe opening heating module arranged on the guiding module and a material blocking and releasing module arranged at the bottom end of the guiding module, and the guiding module is used for bearing pipes; the pipes move towards the bottom end of the guide module; the two pipe opening heating modules correspond to the two ends of the pipe correspondingly, and the two pipe opening heating modules are each provided with a heating cavity allowing the corresponding end of the pipe to pass through. The material blocking and releasing module is used for keeping or releasing the pipe located at the lowest position on the guiding module at a first position on the guiding module. The flaring assembly is located at the bottom end of the guiding module and used for bearing the pipe released by the material ...

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23-06-2023 дата публикации

Auxiliary rubbing device for microfiber leather

Номер: CN116289066A
Принадлежит:

The invention relates to the technical field of microfiber leather processing, in particular to an auxiliary leather rubbing device for microfiber leather. The invention provides an auxiliary leather rubbing device for microfiber leather, which can completely rub the middle position of the microfiber leather. An auxiliary microfiber leather rubbing device comprises a base, a placing frame, a leather rubbing frame, a rubber plate, a fixing rod, a leather rubbing block and the like, the placing frame is fixedly connected to the base, two discharging openings are formed in the left side of the bottom of the placing frame, the leather rubbing frame is arranged in the placing frame, the rubber plate is fixedly connected to the bottom of the placing frame, and the fixing rod is fixedly connected to the bottom of the rubber plate. The rubber plate and the leather rubbing frame are rotationally connected with the placing frame through fixing rods, and a plurality of leather rubbing blocks are uniformly ...

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28-07-2023 дата публикации

Cyanide-free alkaline silver plating electroplating solution as well as preparation and application thereof

Номер: CN116497411A
Принадлежит:

The invention relates to the technical field of silver electroplating, in particular to cyanide-free alkaline silver electroplating liquid and preparation and application thereof. The cyanide-free alkaline silver plating electroplating solution is composed of silver salt, a main complexing agent, an auxiliary complexing agent, conductive salt, an anode depolarizer, a composite additive, a pH value regulator and deionized water. The stability, the dispersing capacity and the displacement performance of the electroplating liquid are improved through the synergistic effect of various complexing agents and the composite additive containing the aldehyde group, the carboxyl group and the hydroxyl group, so that the implementation current density interval is widened, an anode is not prone to passivation, the displacement resistance is high, and an obtained plating layer is bright, flat, not prone to discoloration and good in binding force with a matrix; and the plating layer is high in purity ...

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01-08-2023 дата публикации

Leftover material treatment device for microfiber leather production

Номер: CN116511230A
Принадлежит:

The invention relates to the field of microfiber leather treatment, in particular to a leftover material treatment device for microfiber leather production. The microfiber leather production leftover material treatment device can efficiently and conveniently treat microfiber leather leftover materials. A leftover material treatment device for microfiber leather production comprises a base, a cleaning pool, a crusher, a dehydrator, a guide plate and the like. A cleaning pool is fixedly connected to the upper portion of the base, a crusher is fixedly connected to the upper portion of the cleaning pool, a dehydrator is fixedly connected to the base, a guide plate is fixedly connected to the upper portion of a feeding port of the dehydrator, the conveying mechanism is connected between the cleaning pool and the guide plate, and the stirring mechanism is connected into the cleaning pool. And the conveying mechanism and the shifting mechanism are matched, so that the crushed microfiber leather ...

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06-06-2023 дата публикации

Multi-layer PVC-O pipe with excellent mechanical property

Номер: CN116215013A
Принадлежит:

The invention relates to a multi-layer PVC-O pipe with excellent mechanical properties, and relates to the field of high polymer materials, the outermost layer of the PVC-O pipe is a PVC main body layer, and the inner layer is an EVA layer. Wherein the inner layer has certain strength and toughness, the main body PVC layer also has enough strength, hot melt bodies between the layers have good compatibility, the layers can be formed at a time through a multi-layer co-extrusion process, and large-scale production and preparation conditions are met. Meanwhile, in order to make up the situation that the toughness of the inner layer is too high, a carbon fiber or glass fiber woven body is arranged in the inner layer so as to play a good role in buffering internal and external pressure.

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25-07-2023 дата публикации

Continuous flow fuel cell module for removing ammonia nitrogen and organic matters in water

Номер: CN116477720A
Принадлежит:

The invention discloses a continuous flow fuel cell module for removing ammonia nitrogen and organic matters in water, the continuous flow fuel cell module comprises a plurality of unit modules, each unit module comprises a shell, the shell is filled with fuel and a hole response catalyst, and water inlets and water outlets of two adjacent unit modules are connected with each other to form a pipeline series connection structure; the cathode is a titanium dioxide nanotube tubular electrode modified with elemental bismuth, the anode is a photoresponse electrode formed by combining tungsten trioxide modified single-sided conductive glass and a monocrystalline silicon photocell, and the fuel comprises ammonia nitrogen and organic pollutants. A monocrystalline silicon photocell is combined to provide self-driven voltage, so that external voltage driving is not needed, toxic by-products are not contained, a highly modularized device is beneficial to maintenance, debugging, transformation and ...

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08-08-2023 дата публикации

Environment-friendly rare-earth metal salt passivation solution for zinc coating as well as preparation method and application

Номер: CN116555746A
Принадлежит:

The invention provides an environment-friendly rare earth metal salt passivation solution for a zinc coating, which comprises the following components in parts by weight: 10-40 parts of a main film-forming agent, 5-20 parts of an auxiliary film-forming agent, 2-15 parts of a composite oxidizing agent, 2-12 parts of a complexing agent, 2-10 parts of a pH value buffering agent, 2-8 parts of a pH value adjusting agent and 120-200 parts of deionized water, and the pH value of the environment-friendly rare earth metal salt passivation solution of the zinc coating is 1.5-4.0. The invention further provides a preparation method of the environment-friendly rare earth metal salt passivation solution for the zinc coating and application of the environment-friendly rare earth metal salt passivation solution for the zinc coating in passivating treatment of the zinc coating. The passivation solution is easy to prepare, good in stability, capable of being stored for a long time, capable of meeting the ...

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09-06-2023 дата публикации

Copper electroplating solution, copper electroplating solution additive and preparation method of copper electroplating solution additive

Номер: CN116240596A
Принадлежит:

The invention relates to an electro-coppering solution, an electro-coppering solution additive and a preparation method thereof, the solution comprises an accelerator, an inhibitor and a leveling agent, the accelerator is sodium dithiodipropane sulfonate, the inhibitor is polyethylene glycol-6000, and the leveling agent is an aza-aromatic benzyl quaternary ammonium salt compound; the additive is used as a leveling agent for the electro-coppering solution, the leveling agent is pyridine benzyl ammonium chloride, the structural formula is shown in the specification, and the additive is prepared by synthesizing pyridine and benzyl chloride. Compared with the prior art, the method has the advantages that the electroplating time can be effectively shortened, and super filling without holes and gaps can be obtained in the blind hole with a higher depth-diameter ratio.

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13-04-2021 дата публикации

Walking aid with axilla supports and arm supports

Номер: CN212940481U

The utility model relates to the technical field of medical instruments, in particular to a walking aid with axilla supports and arm supports, the two ends of two concave frames are fixedly connected with four symmetrically-arranged universal wheels respectively, and the upper sides of the two concave frames are fixedly connected with two vertically-symmetrically-arranged stand columns respectively. A transversely-arranged connecting rod is fixedly connected between the two stand columns, and the ends, away from the two concave frames, of the two stand columns are each fixedly connected with a mounting plate. According to the walking aid, the arm supporting plate and the armpit bracket are arranged, so that the walking aid has a walking aid function and can be used for supporting the armpit bracket and the armpit bracket, more manpower is saved, the walking aid is more sufficient in functionality, walking recovery training of a user is facilitated, the telescopic rod device is arranged, ...

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30-05-2023 дата публикации

Anti-corrosion multi-layer PVC-U pipe with excellent mechanical property

Номер: CN116181975A
Принадлежит:

The invention relates to an anti-corrosion multi-layer PVC-U pipe with excellent mechanical property, and relates to the field of high polymer materials, the outermost layer of the PVC-U pipe is a PVC main body layer, the middle layer is an EVA layer, the inner side is an HDPE or PP layer, and the PVC-U pipe can be formed at a time through a multi-layer co-extrusion technology. Wherein the inner layer has certain strength and corrosion resistance, the middle layer has good toughness, the main body PVC layer also has enough strength, hot melt bodies between the layers have good compatibility, one-time forming can be achieved through a multi-layer co-extrusion process, and large-scale production and preparation conditions are met. Meanwhile, in order to make up for the situation that the toughness of the middle layer is too high, a carbon fiber woven body is arranged in the middle layer so as to play a good role in buffering internal and external pressure.

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