# Group 0746: Gas separation equipment

The goods or services items in China trademark similarity group 0746, Gas separation equipment, in class 7, with English and Chinese names.

Canonical URL: https://ginbing.com/docs/china-trademark/classes/7/0746
Markdown URL: https://ginbing.com/docs/china-trademark/classes/7/0746/index.md

## Group

气体分离设备

In [class 7, Machines and machine tools](/docs/china-trademark/classes/7).

## Items

- Machines for generating gas by electrolysis - 电解制气机, item 070591, Nice item
- Gas separating installations - 气体分离设备, item C070334, CNIPA C item
- Oxygen and nitrogen generation equipment - 制氧、制氮设备, item C070335, CNIPA C item
- Rare gases extracting machines - 稀有气体提取设备, item C070336, CNIPA C item
- Gas liquefying installations - 气体液化设备, item C070337, CNIPA C item
- Carbon dioxide production equipment - 生产二氧化碳设备, item C070338, CNIPA C item
- Electrolysis machines for generating gases - 气体发生用电解机, Non-standard item

## Source

Classes follow the Nice Classification. Similarity groups and Chinese item names follow CNIPA's classification of similar goods and services, as used in Ginbing's filing flow on 2026-10-12. CNIPA's current list is authoritative.

## Credit

The list is CNIPA’s classification of similar goods and services as of 2026-10-12. Nice Classification English is © WIPO.

## Next steps

- [File with Ginbing](/china-trademark-registration) - USD 150 per class, up to 10 items included. You choose the exact items in the application.
- [Let your AI pick the items](/docs/china-trademark/use-with-ai) - With Ginbing’s connector, your AI searches these items for you and prepares your filing draft.