CN203532239U - Mud pump inlet valve assembly - Google Patents
Mud pump inlet valve assembly Download PDFInfo
- Publication number
- CN203532239U CN203532239U CN201320280475.1U CN201320280475U CN203532239U CN 203532239 U CN203532239 U CN 203532239U CN 201320280475 U CN201320280475 U CN 201320280475U CN 203532239 U CN203532239 U CN 203532239U
- Authority
- CN
- China
- Prior art keywords
- valve assembly
- inlet valve
- spool
- pump inlet
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320280475.1U CN203532239U (en) | 2013-05-21 | 2013-05-21 | Mud pump inlet valve assembly |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320280475.1U CN203532239U (en) | 2013-05-21 | 2013-05-21 | Mud pump inlet valve assembly |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203532239U true CN203532239U (en) | 2014-04-09 |
Family
ID=50418453
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201320280475.1U Expired - Fee Related CN203532239U (en) | 2013-05-21 | 2013-05-21 | Mud pump inlet valve assembly |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203532239U (en) |
-
2013
- 2013-05-21 CN CN201320280475.1U patent/CN203532239U/en not_active Expired - Fee Related
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106761413B (en) | Hydroscillator | |
CN201728212U (en) | Hydraulic support pillar cylinder barrel deep hole cleaning device | |
CN202612069U (en) | Novel piston pump backwater device of dental descaler | |
CN203532239U (en) | Mud pump inlet valve assembly | |
CN203756117U (en) | Self-grouting rotational flow float collar | |
CN204140908U (en) | High energy dissipating large flux control valve | |
CN202273614U (en) | Derrick oil pipe centering device | |
CN202152675U (en) | Rotational-flow high-efficient sand setting device | |
CN109057732B (en) | Slurry type grouting circulating device and using method thereof | |
CN109630275B (en) | Lubricated oil supply structure of compact structure's transmission bearing | |
CN110513080A (en) | Tube inner wall hydraulic rotating on-line cleaning device | |
CN108266140B (en) | Suction type vortex well flushing device | |
CN204493150U (en) | The diameter adaptive plunger anti-scaling card oil well pumps such as oilfield pumping well | |
CN203532240U (en) | Mud pump drain valve assembly | |
CN112761555B (en) | Well dredging, well flushing and sand flushing integrated downhole operation tool and operation method | |
CN204041438U (en) | Hoghead assembly | |
CN211448571U (en) | Drifting, well washing and sand washing integrated downhole operation tool | |
CN203532178U (en) | Mud pump applied in deep well drilling | |
CN202544747U (en) | Self-lubricating slurry shaft module and vehicle-mounted drilling machine using same | |
CN203532234U (en) | Mud pump | |
CN204985052U (en) | Cantilever type is choma mechanism for submerged pump | |
CN204620260U (en) | A kind of Irrigation shower head | |
CN213360467U (en) | Submersible pump device for pipeline pressurization | |
CN204344037U (en) | Bailing device for horizontal well | |
CN204511895U (en) | The modifying device of centrifugal pump |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP02 | Change in the address of a patent holder |
Address after: Jiaozhou City, North Street offices of Pang Jia Zhuang Cun 266300 Shandong city of Qingdao Province Patentee after: QINGDAO SHUANGSHENGHAI NEW ENERGY TECHNOLOGY Co.,Ltd. Address before: A park road Binzhou Fuan Industrial Park in Jiaozhou city of Shandong Province, Qingdao City, No. 208, 266300 Patentee before: QINGDAO SHUANGSHENGHAI NEW ENERGY TECHNOLOGY Co.,Ltd. |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Mud pump inlet valve assembly Effective date of registration: 20170830 Granted publication date: 20140409 Pledgee: Qingdao Huitong Chinese financing Company limited by guarantee Pledgor: QINGDAO SHUANGSHENGHAI NEW ENERGY TECHNOLOGY Co.,Ltd. Registration number: 2017370010053 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20181031 Granted publication date: 20140409 Pledgee: Qingdao Huitong Chinese financing Company limited by guarantee Pledgor: QINGDAO SHUANGSHENGHAI NEW ENERGY TECHNOLOGY Co.,Ltd. Registration number: 2017370010053 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20211011 Address after: 257100 No. 169 Hua'an street, Xier Road, Dongying District, Dongying City, Shandong Province Patentee after: SHENGLI OIL FIELD SHENGHUA INDUSTRY Co.,Ltd. Patentee after: Shengli Oilfield Shenghua Industry limited liability company metal products factory Address before: 266300 Fujiazhuang village, Jiaobei sub district office, Jiaozhou City, Qingdao City, Shandong Province Patentee before: QINGDAO SHUANGSHENGHAI NEW ENERGY TECHNOLOGY Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 |
|
CF01 | Termination of patent right due to non-payment of annual fee |