E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 43/263 (2006.01) E21B 33/13 (2006.01)
Patent
CA 2253960
A method and device for plugging a short hole using a plug made up of material that is capable of expanding upon contact with the mud solution of the shot hole and a cover, the material being at least partially enclosed by the cover, the cover being soluble in the mud suspension and the plug dimensioned for receipt into the shot hole.
Exploration Products Company L.c.
Ridout & Maybee Llp
LandOfFree
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