Title:
FUEL TANK CLEANING BALL
Document Type and Number:
WIPO Patent Application WO/2022/160641
Kind Code:
A1
Abstract:
A fuel tank cleaning ball (1), comprising: a cover body (10) made of a material which is nonmagnetic but can be penetrated by a magnetic force line, wherein the outer surface (11) of the cover body (10) is corrugated to provide a larger surface area for the absorption of iron powder, rust powder, or other metal-containing fine or powdered impurities (200) inside the oil tank (100); and a magnetic metal (20) which is covered by the cover body (10) and fixed by means of the cover body (10).
Inventors:
CHIEN CHIAN-YEU (CN)
Application Number:
PCT/CN2021/110346
Publication Date:
August 04, 2022
Filing Date:
August 03, 2021
Export Citation:
Assignee:
CHIEN CHIAN YEU (CN)
International Classes:
B08B9/08; B08B9/087
Foreign References:
| TWM614987U | 2021-08-01 | |||
| AU2021100677A4 | 2021-04-22 | |||
| DE202021102686U1 | 2021-06-01 | |||
| JP3233603U | 2021-08-19 | |||
| CN206965909U | 2018-02-06 | |||
| CN103602831A | 2014-02-26 | |||
| CN212055329U | 2020-12-01 | |||
| CN2143565Y | 1993-10-13 | |||
| CN201999292U | 2011-10-05 |
Attorney, Agent or Firm:
BEIJING HC-IP AGENCY CO., LTD. (GENERALPARTNERSHIP) (CN)
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