1
Bertram T Willman: Method of treating reservoirs containing very viscous crude oil or bitumen. Exxon Production Research Co, E T Wheelock, June 28, 1983: US04390067 (339 worldwide citation)

A method for treating a field containing viscous oil or bitumen for subsequent production is described. The steps central to the process are drilling a horizontal well within the oil-bearing stratum, and heating the oil in the vicinity of the horizontal well to produce a hot liquid corridor. The ope ...


2
Steven R Erbstoesser, Claude E Cooke Jr, Richard G Sinclair, Michael M Epstein: Method for reducing the permeability of subterranean formations. Exxon Production Research Co, K C Johnson, E Eugene Thigpen, June 14, 1983: US04387769 (201 worldwide citation)

The present invention relates generally to the composition and method for reducing the permeability of subterranean formations penetrated by a wellbore. The composition of the present invention comprises a wellbore fluid having dispersed therein a fluid loss control agent comprising a polyester poly ...


3
Steven R Erbstoesser, Claude E Cooke Jr, Richard G Sinclair, Michael M Epstein: Composition for reducing the permeability of subterranean formations. Exxon Production Research Co, James J Riley Jr, Marc L Delflache, July 2, 1985: US04526695 (165 worldwide citation)

The present invention relates generally to the composition and method for reducing the permeability of subterranean formations penetrated by a wellbore. The composition of the present invention comprises a wellbore fluid having dispersed therein a fluid loss control agent comprising a polyester poly ...


4
Leonard J Srnka: Method and apparatus for offshore electromagnetic sounding utilizing wavelength effects to determine optimum source and detector positions. Exxon Production Research Co, Alfred A Equitz, October 14, 1986: US04617518 (132 worldwide citation)

An improved method and apparatus for electromagnetic surveying of a subterranean earth formation beneath a body of water. An electric dipole current source is towed from a survey vessel in a body of water substantially parallel to the surface of the body of water and separated from the floor of the ...


5
Yuh hwang Tsao, George G Binder Jr: Method of drilling and cementing a well using a drilling fluid convertible in place into a settable cement slurry. Exxon Production Research Co, James H Riley, May 28, 1985: US04519452 (123 worldwide citation)

A method of drilling and cementing a well using a novel drilling fluid convertible in place by the extrinsic application of heat into a settable cement slurry and composition therefor. The novel drilling fluid comprises an aqueous drilling mud containing in intimate admixture therewith cement and a ...


6
Greg G Peters, Robert C West: In-situ retorting of oil shale. Exxon Production Research Co, Alfred A Equitz, November 20, 1984: US04483398 (122 worldwide citation)

Fluid, such as liquid water, is injected into the rock surrounding an in situ oil shale retort at sufficient pressure and flow rate so that the injected fluid flows toward the retort to block the path of hot liquid and gaseous kerogen decomposition products escaping from the retort and to return hea ...


7
John L Evans: Method and apparatus for controlling the flow of drilling fluid in a wellbore. Exxon Production Research Co, Kenneth C Johnson, April 3, 1984: US04440239 (88 worldwide citation)

A method for controlling the flow of drilling fluid through a subaqueous wellbore is disclosed. The method comprises the steps of continuously measuring the output flow rate (A) of the drilling fluid from the wellbore, the input flow rate (B) of the drilling fluid to the wellbore, and at least a com ...


8
John E Ortloff, Allen P Ziarnik, John J Filson, John F Gadbois: Vessel mooring system. Exxon Production Research Co, Richard F Phillips, August 12, 1986: US04604961 (86 worldwide citation)

The disclosure describes apparatus for mooring a vessel 10 in unprotected waters. The vessel 10 contains a recess 34 in its hull adapted for receiving a buoyant mooring element 18. The mooring element 18 is attached to the ocean floor 12 by a plurality of mooring lines 20. Means are provided for rel ...


9
Christopher M Gaines: Method and apparatus for running and cementing pipe. Exxon Production Research Co, John S Schneider, October 2, 1984: US04474243 (68 worldwide citation)

A jet shoe, connected to the lowermost end of a large diameter pipe to be placed in a subsea formation, comprises a cylindrical housing in which is arranged an inner tubular receptacle, a check valve permitting downward flow but preventing upward flow and jet tubes extending from the receptacle thro ...


10
Joseph A Burkhardt, Thomas W Childers, Harry R Hanson, Bobby M Harkrider: Hydraulically operated actuator. Exxon Production Research Co, John S Schneider, February 7, 1984: US04429620 (59 worldwide citation)

A hydraulically operated actuator employs multiple metal-to-metal static seals to isolate the hydraulic fluid and to isolate the actuator from surrounding contaminating (ambient) fluids. A housing contains at least two linearly spaced apart chambers. A piston reciprocates from a retracted position t ...



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