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U.S. Department of Energy
Office of Scientific and Technical Information

Inflatable packer systems

Patent ·
OSTI ID:7041350
A method of preparing an inflatable packer for insertion into a fluid filled well bore, including a tubular mandrel, a pair of spaced apart collars connected to the mandrel, and an inflatable sleeve connected to and extending between the heads about the mandrel is described which comprises the steps of: exhausting substantially all of the fluid form each of the chamber and the passageway in the one collar to form substantial vacuums therein; and filling the exhausted chambers and passageway with a substantially incompressible fluid.
Assignee:
Completion Tool Co., Houston, TX
Patent Number(s):
US 4744421
OSTI ID:
7041350
Country of Publication:
United States
Language:
English