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Bernard Goldberg, Arthur Herman Hale, David Scott Miller, Harold J Vinegar: Time sequenced heating of multiple layers in a hydrocarbon containing formation. Shell Oil Company, December 22, 2009: US07635023 (195 worldwide citation)

A method for treating a hydrocarbon containing formation may include providing heat to a first hydrocarbon layer in the formation from a first heater located in an opening in the formation. The opening and the first heater may have a horizontal or inclined portion located in the first hydrocarbon la ...


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Arthur Herman Hale, Eric van Oort: Efficiency of polyglycerol with other additives to remove water from shale. Shell Oil Company, Fredrik Marlowe, November 11, 1997: US05686396 (7 worldwide citation)

A composition and process for improving the osmotic efficiency of a shale during the drilling of a well with a drilling fluid containing polyglyerol with other additives.


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Azra Nur Tutuncu, Arthur Herman Hale: Method of freeing stuck drill pipe. Shell Oil Company, January 25, 2005: US06845818 (6 worldwide citation)

Disclosed is an auxiliary method for freeing a drill pipe stuck due to build up of filter cake, which provides a reduction in the amount of force required to free said pipe which comprises: a) Lowering an ultrasonic horn type device down the drill pipe to the point of contact between said drill pipe ...


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George Constantine Blytas, Arthur Herman Hale: Copolymerization of polyetherpolyols with epoxy resins. Shell Oil Company, Fredrik Marlowe, May 26, 1998: US05756639 (1 worldwide citation)

A method for producing an epoxy polyetherpolyol having 15 to 75 wt. % epoxy comprising heating a polyol and catalyst to initiate condensation, removing water, introducing sufficient epoxy into the reaction mixture to give 15 to 75 wt. % epoxy in the product. Generally, between 0.5 and 1.19 moles of ...


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Robert Loran Galey, Lisa Shave Grant, Jeffrey Robert Scheibal, James Brett Wieseneck, Arthur Herman Hale, Mary Elizabeth Egan, Nor Janiah Japar, Arno Laurentius Michael Van Den Haak: Increasing formation strength through the use of temperature and temperature coupled particulate to increase near borehole hoop stress and fracture gradients. SHELL OIL COMPANY, February 28, 2017: US09580967

A method of increasing near-wellbore rock strength so as to mitigate or remediate lost circulation events through increased hoop stress in the near-wellbore in a subsurface formation comprises a) cooling a near-wellbore region of the formation, b) allowing a lost circulation material to enter the co ...


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Hon Chung Lau, Arthur Herman Hale, Louis Anthony Bernardi Jr: Drilling fluid. Shell Oil Company, October 7, 1997: USH0001685

Zinc oxide and zirconium oxide are used as weighting materials for water and oil based drilling fluids for horizontal wells.


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George Constantine Blytas, Arthur Herman Hale: Reducing polyethercyclocpolyol metal adhesion. Shell Oil Company, Fred Marlowe, August 12, 1997: US05656576

Reducing the adherence of polyethercyclicpolyol to metal by exposing the metal to a selected surfactant.


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George Constantine Blytas, Arthur Herman Hale: Reducing polyethercyclicpolyol metal adhesion. Shell Oil Company, Fredrik Marlowe, May 26, 1998: US05756772

Reduction of the adhesion of polyethercyclicpolyol (PECP) to metals by preparing the PECP by condensing polyol molecules by reactive distillation and replacing part of the polyol with an alcohol of lower hydroxyl content than the polyol.


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Kenneth Michael Cowan, Arthur Herman Hale: Method for drilling and cementing a well. Shell Internationale Research Maatschappij, CHEN JIZHUANG, May 4, 1994: CN93119311

An extended reach well such as the deviated wells typically drilled from offshore platforms is drilled using a drilling fluid comprising blast furnace slag and water which drilling fluid is circulated during the drilling to lay down a filter cake. Thereafter, an activator is added and generally, an ...