Title:
PETROLEUM SCREENER
Document Type and Number:
WIPO Patent Application WO/2018/218922
Kind Code:
A1
Abstract:
A petroleum screener, comprising a tubular screener body; a rotating shaft (2) is rotatably connected to the middle portion of the screener body, and several filtering impellers (3) are provided in an annular array by means of the rotating shaft (2); the filtering impellers (3) comprise a rotary table (11) fixedly connected to the rotating shaft (2), the rotary table (11) being provided with filtering blades, each of the filtering blades comprising a fan-shaped outer frame (12) and a capturing net (13), the plane where the outer frame (12) is located forming a certain angle with the plane where the rotary table (11) is located.
Inventors:
HUA JINNIAN (CN)
Application Number:
PCT/CN2017/115204
Publication Date:
December 06, 2018
Filing Date:
December 08, 2017
Export Citation:
Assignee:
YANCHENG JINRUI PETROLEUM MACHINERY CO LTD (CN)
International Classes:
C10G31/09; B01D33/17; B01D33/74
Domestic Patent References:
| WO2002076573A1 | 2002-10-03 |
Foreign References:
| CN107090304A | 2017-08-25 | |||
| CN103977631A | 2014-08-13 | |||
| CN202212051U | 2012-05-09 | |||
| US5254250A | 1993-10-19 |
Attorney, Agent or Firm:
CHANGZHOU RIGHT NAVIGATION PATENT AGENCY CO., LTD. (CN)
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