1
Closmann Philip J, Suman Jr George O: Method for the recovery of oil from oil shale. Shell Oil Company, Coryell H W, April 16, 1974: US3804172 (204 worldwide citation)

Shale oil is recovered by forming a subterranean cavern that contacts an oil shale, packing the cavern with solid granules and removing organic and inorganic solids from the oil shale by circulating fluid from a surface location, into contact with the oil shale, through a mass of packed granules, an ...


2
Suman Jr George O: Method and apparatus for protecting electrical cable for downhole electrical pump service. Shell Oil Company, September 17, 1974: US3835929 (33 worldwide citation)

Leak proof protection is provided for electrical cable used in supplying power to electrically driven pumps installed in subterranean wells by inserting the cable into length(s) of coiled tubing and including seal means at the lower end.


3
Suman Jr George O, Richardson Edwin A, Scheuerman Ronald F: Oil base drilling fluid filtrate-effected sand consolidation. August 7, 1973: US3750768 (29 worldwide citation)

A permeable water-containing earth formation is consolidated while a borehole is being drilled into that formation by circulating as a drilling fluid an oil solvent solution containing a mixture of an epoxide and imine that forms an epoxy resin when mixed with water and a suspension of finely divide ...


4
Suman Jr George O: Well completion method and system. Hyer W F, Eickenroht Marvin B, November 11, 1975: US3918522 (17 worldwide citation)

A well completion method is provided wherein an inflatable packer is positioned in an open borehole of a well opposite a formation from which or into which a fluid is to flow. Cement is then forced into the packer to expand its packing element into contact with the wall of the borehole at the format ...


5
Suman Jr George O, Richardson Edwin A, Scheuerman Ronald F: Hydrated metal oxide deposition. Shell Oil Company, September 4, 1973: US3756315 (17 worldwide citation)

A treating liquid for depositing a hydrated metal oxide comprises a basic aqueous solution of an oxide of an amphoteric metal and a pH reducing reactant that subsequently lowers the pH of the solution to one at which a hydrated oxide of the amphoteric metal is precipitated. The treating liquid can p ...


6
Suman Jr George O: Method of drilling and completing a well in an unconsolidated formation. Hyer W F, Eickenroht Marvin B, September 23, 1975: US3907034 (15 worldwide citation)

The invention provides a method for drilling, completing, producing and conducting other well operations in a manner to avoid or limit formation failure of an unconsolidated formation of interest. Thus, a determination is made of the minimum pressure which must be exerted in the borehole against suc ...


7
Suman Jr George O, Murphey Jr Carey E, Richardson Edwin A, Torrest Robert S: Consolidating perforation channel walls. July 3, 1973: US3743020 (9 worldwide citation)

In a well that opens into an unconsolidated reservoir formation through a perforated portion of grouted casing, the effective permeability is increased by flowing acid through the perforation tunnels to form channels between the grouting material and the reservoir formation and, while maintaining a ...


8
McCauley Thomas Vernon, Barnes Herbert W, Suman Jr George O: Method for cleaning well perforations. Shell Oil Company, July 3, 1973: US3743021 (6 worldwide citation)

Sand control operations in cased and perforated wells completed into unconsolidated formations are improved by first cleaning the perforations by packing off the perforated interval of the well, rapidly opening the packed-off interval of the well into fluid communication with a low-pressure chamber ...


9
Suman Jr George O: Jet pump supercharging of oil field plunger pump. Shell Oil Company, November 20, 1973: US3773437 (6 worldwide citation)

Method and apparatus for improving volumetric efficiency of a positive displacement type well pump by supercharging the pump suction with a jet pump to prevent vapor lock.


10
Suman Jr George O, Richardson Edwin A, Scheuerman Ronald F: Hydrated metal oxide deposition. Shell Oil Company, November 12, 1974: US3847638 (6 worldwide citation)

A treating liquid for depositing a hydrated metal oxide comprises a basic aqueous solution of an oxide of an amphoteric metal and a pH reducing reactant that subsequently lowers the pH of the solution to one at which a hydrated oxide of the amphoteric metal is precipitated. The treating liquid can p ...