E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 43/116 (2006.01)
Patent
CA 2502598
An underbalanced perforating system is disclosed for use in openhole completions to maximize the wellbore and matrix cleanup efficiency, to connect natural fracture patterns, and/or to enable application of new drilling fluid technology in difficult subsurface environments. The perforating system can be used for any hydrocarbon bearing formations with any lithology.
Behrmann Lawrence A.
Chan Keng Seng
Chang Frank F.
Walton Ian C.
Schlumberger Canada Limited
Smart & Biggar
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