Field briefing
F17D · Pipe-line systems
Pipe-line systems; pipe-lines. Patents classified in CPC F17D, part of Engines, machines, heating and lighting.
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Who works on this, where, and with whom
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Connected industries
Other industries that share patents, companies or citations with Pipe-line systems.
Newest patents in F17D · Pipe-line systems
5 patents imported from the European Patent Office; newest published 2026-08-25; most active companies: China XD Electric Co Ltd, Shanghai Liqian Electronic Tech Co Ltd, Tianjin Yanuo Chemical Equipment Co Ltd.
- 磁共振超导磁体负压补气系统及其控制方法 CN122638287A, published 2026-08-25
- 排气管道结构及半导体设备 CN122599339A, published 2026-08-18
- Air supply system and air supply method for host of semiconductor epitaxy equipment CN122279742A, published 2026-06-26
- Adding method and adding device of additive CN121641617A, published 2026-03-10
- Lithium battery DEGAS process vacuum system CN215372071U, published 2021-12-31
Most active companies
Counted over the newest 5 imported patents in this industry.
- China XD Electric Co Ltd 1 patent
- Shanghai Liqian Electronic Tech Co Ltd 1 patent
- Tianjin Yanuo Chemical Equipment Co Ltd 1 patent
- Xian XD Arrester Co Ltd 1 patent
- 宁波健信超导科技股份有限公司 1 patent
- 深圳市新凯来工业机器有限公司 1 patent