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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Robertson; Michael C.
Address:
Arlington, TX
No. of patents:
1
Patents:




Patent Number Title Of Patent Date Issued
4598769 Pipe cutting apparatus July 8, 1986
Apparatus for cutting a pipe disposed in a pipe string extending from the surface of the earth down a borehole. The apparatus comprises a body having an elongate axis and being adapted to be lowered at a first end down the pipe string to the pipe to be cut, to support a quantity of solid


 
 
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