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Title:
NOVEL POWER CATWALK
Document Type and Number:
WIPO Patent Application WO/2021/208804
Kind Code:
A1
Abstract:
A power catwalk, which relates to the technical field of oil and gas drilling devices, and comprises a ramp (4), a base (5), a power catwalk cloud beam (6), a cantilever (52) and a main drive system. The power catwalk cloud beam comprises a cloud beam body. The top part of the cloud beam body is provided with a first supporting groove (622) for supporting a drilling tool. On one side of the first supporting groove, the top part of the cloud beam body is further provided with a second supporting groove (621) for supporting a drilling tool. The power catwalk further comprises a turning mechanism (1) and a discharging mechanism (2) assembled on the cloud beam body. The turning mechanism is used to turn the drilling tool supported in the first supporting groove over to the second supporting groove. The discharging mechanism is used to simultaneously turn the drilling tools supported in the first supporting groove and the second supporting groove outwards from the side of the cloud beam body. The power catwalk not only has the function of transporting drilling tools, but also has the function of simultaneously transporting multiple drilling tools side by side down during the downward transportation process.

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Inventors:
LI SHIGUO (CN)
WANG ZUNWEN (CN)
TIAN LI (CN)
LV YAN (CN)
TIAN YU (CN)
Application Number:
PCT/CN2021/086074
Publication Date:
October 21, 2021
Filing Date:
April 09, 2021
Export Citation:
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Assignee:
SICHUAN HONGHUA PET EQUIPMENT (CN)
International Classes:
E21B19/15
Domestic Patent References:
WO2005068771A12005-07-28
Foreign References:
CN111622692A2020-09-04
CN111622690A2020-09-04
CN111622691A2020-09-04
CN109763779A2019-05-17
US20180179835A12018-06-28
CN107687324A2018-02-13
CN110043203A2019-07-23
Attorney, Agent or Firm:
UNITALEN ATTORNEYS AT LAW (CN)
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