E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
166/46
E21B 23/06 (2006.01) E21B 34/10 (2006.01) F16K 11/16 (2006.01)
Patent
CA 1273868
Abstract of the Disclosure A dual bore well treating tool having a pressure operated valve therein that is useful in conjunction with a dual bore packer and with a dual bore on and off or connection tool. One of the bores through the on/off tool, the treating tool and the packer is utilized for producing oil and/or gas from the well bore, and a second bore is utilized for opening the valve and for simultaneously injecting a treating material into the fluid being produced.
552561
Dresser Industries Inc.
Macrae & Co.
Read Norman W.
LandOfFree
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