Invention Grant
- Patent Title: Combination tubular handler and power swivel unit
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Application No.: US17541054Application Date: 2021-12-02
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Publication No.: US11639638B2Publication Date: 2023-05-02
- Inventor: Larry G. Keast , Alan Bing Joe Shem , Jonathan Garrett Johnston , Stephen Lee Gerhauser, Jr. , Keith J. Orgeron
- Applicant: Larry G. Keast
- Applicant Address: US TX Houston
- Assignee: Larry G. Keast
- Current Assignee: Larry G. Keast
- Current Assignee Address: US TX Houston
- Agency: Kearney, McWilliams & Davis, PLLC
- Agent John M. DeBoer
- Main IPC: E21B19/14
- IPC: E21B19/14 ; E21B19/00 ; E21B19/15

Abstract:
A combination unit having an extendable trough to raise a tubular to a rig floor height. There is a raising leg connected with a trough assembly, and a following leg movingly coupled with an end of the trough assembly. The unit is configured to move a power swivel or other miscellaneous tools and equipment to the rig floor without winches or cables.
Public/Granted literature
- US20220090453A1 COMBINATION TUBULAR HANDLER AND POWER SWIVEL UNIT Public/Granted day:2022-03-24
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