Well point placement and removal apparatus
Patent
·
OSTI ID:5799542
This patent describes a placement and removal apparatus for use in insertion and withdrawal of a well point. It includes a vertical support column, a gripping carriage adapted to move vertically along the support column, and means for moving the carriage vertically along the column, the gripping carriage comprising: a carriage frame; a first upper clamp assembly and a second, vertically spaced apart lower clamp assembly disposed on the carriage frame.
- Assignee:
- NOV; EDB-92-055240; NOV-91-038065
- Patent Number(s):
- US 5033554; A
- Application Number:
- PPN: US 7-563255
- OSTI ID:
- 5799542
- Country of Publication:
- United States
- Language:
- English
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