1
Alfred R Jennings Jr, Ibrahim S Abou Sayed: Oil recovery optimization using a well having both horizontal and vertical sections. Mobil Oil Corporation, Alexander J McKillop, George W Hager Jr, August 23, 1994: US05339904 (243 worldwide citation)

A steam, carbon dioxide, or solvent injection method is used in combination with a cased well completed to have an upper vertical section, a lower vertical section and a horizontal section which connects the two vertical sections. Steam, carbon dioxide, or solvent is injected down tubing in the well ...


2
Ibrahim S Abou Sayed, Randy D Hazlett: Removing fracture fluid via chemical blowing agents. Mobil Oil, Alexander J McKillop, Charles J Speciale, Charles A Malone, May 23, 1989: US04832123 (5 worldwide citation)

A method for increasing the efficiency by which fracture fluids are produced back from a hydrocarbonaceous fluid bearing formation. To remove said fracture fluid, a chemical blowing agent is placed into the formation. After placement of said blowing agent and fracturing the formation, the blowing ag ...


3
Alfred R Jennings Jr, Ibrahim S Abou Sayed: Technique for maximizing effectiveness of fracturing in massive intervals. Mobil Oil Corporation, Alexander J McKillop, George W Hager Jr, Charles A Malone, May 24, 1994: US05314020 (3 worldwide citation)

A process where massive hydraulic fracturing (MHF) is used in combination with a novel horizontal and vertical well drilling scheme. The novel well drilling scheme provides the cost benefits of vertical drilling along with the increased pay zone contact of extended-reach drilling. MHF additionally p ...


4
David P Yale, Ibrahim S Abou Sayed, Christopher V Chow: Method for optimizing well production rates. Mobil Oil Corporation, Alexander J McKillop, Charles J Speciale, George W Hager Jr, April 7, 1992: US05103428 (3 worldwide citation)

A method and apparatus for laboratory simulation of the dynamic formation of sand arches in production of oil and/or gas from unconsolidated or poorly consolidated wells is disclosed. An ultrasonic transducer is disposed opposite a perforation in a member simulating the casing of a well and the simu ...