Hamshar; John A.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hamshar; John A..The latest application filed is for "process for recovery of hydrocarbons and rejection of sand".

Company Profile

0.8.0

Hamshar; John A. - Owasso OK

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Process for recovery of hydrocarbons and rejection of sand Grant 5,316,664 - Gregoli , et al. May 31, 1	1994-05-31
Preparation of oil-in-aqueous phase emulsion and removing contaminants by burning Grant 5,263,848 - Gregoli , et al. * November 23, 1	1993-11-23
Converting heavy hydrocarbons into lighter hydrocarbons using ultrasonic reactor Grant 5,110,443 - Gregoli , et al. May 5, 1	1992-05-05
Process for producing bitumen Grant 5,083,613 - Gregoli , et al. * January 28, 1	1992-01-28
Preparation of low-viscosity improved stable crude oil transport emulsions Grant 4,983,319 - Gregoli , et al. * January 8, 1	1991-01-08
Preparation of improved stable crude oil transport emulsions Grant 4,978,365 - Gregoli , et al. * December 18, 1	1990-12-18
In situ application of high temperature resistant surfactants to produce water continuous emulsions for improved crude recovery Grant 4,966,235 - Gregoli , et al. October 30, 1	1990-10-30
Integrated oxygasification and hydropyrolysis process for producing liquid and gaseous hydrocarbons Grant 4,415,431 - Matyas , et al. November 15, 1	1983-11-15

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