Title:
SCALE AND PARAFFIN REMOVAL DEVICE AND METHOD FOR OIL FIELD PIPE
Document Type and Number:
WIPO Patent Application WO/2022/267078
Kind Code:
A1
Abstract:
A scale and paraffin removal device and method for an oil field pipe. The device comprises a drill bit (1); a heating device (2) is provided in the drill bit (1); the drill bit (1) is flexibly connected to an electric device; the electric device is flexibly connected to an ultrasonic transmitting device (8); the ultrasonic transmitting device (8) is connected to a rigid coil pipe (10); the rigid coil pipe (10) is wound on a winding reel (11); the electric device is controlled by a power source (15); an ultrasonic generating device (16) controls the ultrasonic transmitting device (8); the electric device comprises a motor (3) and a motor protective sleeve (5) provided outside the motor (3); one end of the motor protective sleeve (5) is provided with a flexible connection sealing device (4), and the other end of the motor protective sleeve (5) is provided with a flexible connection device (6); the flexible connection device (6) is used for connecting a connection rod (7) and the motor protective sleeve (5); the connection rod (7) passes through the ultrasonic transmitting device (8) and is then connected to the rigid coil pipe (10) by means of a connector (9); the ultrasonic transmitting device (8) is fixed on the connection rod (7).
Inventors:
HUO FULEI (CN)
LIU YUEMING (CN)
CHEN JIANGHUI (CN)
CHU ZHANPENG (CN)
CHU ZHANZHOU (CN)
JIN CHONGYANG (CN)
LIU YUEMING (CN)
CHEN JIANGHUI (CN)
CHU ZHANPENG (CN)
CHU ZHANZHOU (CN)
JIN CHONGYANG (CN)
Application Number:
PCT/CN2021/103059
Publication Date:
December 29, 2022
Filing Date:
June 29, 2021
Export Citation:
Assignee:
LINHAI WEIXING NEW BUILDING MAT CO LTD (CN)
International Classes:
B08B9/047; B08B3/12; B08B7/00
Domestic Patent References:
| WO2010139931A2 | 2010-12-09 |
Foreign References:
| CN203035163U | 2013-07-03 | |||
| CN212563170U | 2021-02-19 | |||
| CN209680734U | 2019-11-26 | |||
| CN206240887U | 2017-06-13 | |||
| CN111101896A | 2020-05-05 | |||
| CN111927395A | 2020-11-13 | |||
| CN202762693U | 2013-03-06 | |||
| CN201371152Y | 2009-12-30 | |||
| CN204042309U | 2014-12-24 |
Attorney, Agent or Firm:
HANGZHOU ZHEKE PATENT AGENCY (GENERAL PARTNERSHIP) (CN)
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