loadpatents
name:-0.0042870044708252
name:-0.026696920394897
name:-0.00060606002807617
Hitzman; Donald O. Patent Filings

Hitzman; Donald O.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hitzman; Donald O..The latest application filed is for "method and apparatus for on-site nitrate production for a water processing system".

Company Profile
0.25.3
  • Hitzman; Donald O. - Bartlesville 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
PatentDate
Method and apparatus for on-site nitrate production for a water processing system
Grant 7,992,641 - Hitzman , et al. August 9, 2
2011-08-09
Method and apparatus for on-site nitrate production for a water processing system
Grant 7,934,544 - Hitzman , et al. May 3, 2
2011-05-03
Method And Apparatus For On-site Nitrate Production For A Water Processing System
App 20110014091 - HITZMAN; Donald O. ;   et al.
2011-01-20
Method And Apparatus For On-site Nitrate Production For A Water Processing System
App 20110008217 - HITZMAN; Donald O. ;   et al.
2011-01-13
Method and apparatus for on-site nitrate production for a water processing system
Grant 7,828,061 - Hitzman , et al. November 9, 2
2010-11-09
Method And Apparatus For On-site Nitrate Production For A Water Processing System
App 20100256022 - HITZMAN; Donald O. ;   et al.
2010-10-07
Method for on-site production of nitrate ions
Grant 7,604,741 - Hitzman , et al. October 20, 2
2009-10-20
Apparatus for on-site production of nitrate ions
Grant 7,514,058 - Hitzman , et al. April 7, 2
2009-04-07
Method for reducing the amount of and preventing the formation of hydrogen sulfide in an aqueous system
Grant 5,405,531 - Hitzman , et al. April 11, 1
1995-04-11
Enzymatic decomposition of drilling mud
Grant 5,165,477 - Shell , et al. November 24, 1
1992-11-24
Enzymatic decomposition of drilling mud
Grant 5,126,051 - Shell , et al. June 30, 1
1992-06-30
Shaped, flavored articles and method of producing same
Grant 4,681,758 - Fruthaler , et al. July 21, 1
1987-07-21
Determination of alcohol content in water imiscible organic systems
Grant 4,556,635 - Hitzman , et al. December 3, 1
1985-12-03
Generation of microorganism control composition and use thereof
Grant 4,540,052 - Hitzman September 10, 1
1985-09-10
Apparatus for carrying out sparged reaction
Grant 4,519,984 - Hitzman May 28, 1
1985-05-28
Gelled acid composition
Grant 4,515,700 - Hitzman May 7, 1
1985-05-07
Enhanced oil recovery process using microorganisms
Grant 4,450,908 - Hitzman May 29, 1
1984-05-29
Enhanced oil recovery using microorganisms
Grant 4,446,919 - Hitzman May 8, 1
1984-05-08
Oxygen scavenging with enzymes
Grant 4,414,334 - Hitzman November 8, 1
1983-11-08
Fermentation process and apparatus
Grant 4,342,835 - Hitzman , et al. August 3, 1
1982-08-03
Fermentation with thermophilic mixed cultures
Grant 4,302,542 - Hitzman November 24, 1
1981-11-24
Microbial viscosifiers
Grant 4,096,073 - Hitzman June 20, 1
1978-06-20
Integrated fermentation-photosynthesis biomass process
Grant 4,044,500 - Hitzman August 30, 1
1977-08-30
Methanol foam fermentation to single cell protein by microorganisms
Grant 3,982,998 - Hitzman , et al. September 28, 1
1976-09-28
Microbial production of dicarboxylic acids
Grant 3,975,234 - Hitzman August 17, 1
1976-08-17
Microbial Synthesis
Grant 3,844,893 - Hitzman October 29, 1
1974-10-29
Hydrocarbon Recovery Employing Aqueous Medium Driving Fluid Having Increasing Viscosity
Grant 3,650,326 - Hitzman March 21, 1
1972-03-21
Microbial Synthesis From Aldehyde-containing Hydrocarbon-derived Products
Grant 3,642,578 - Hitzman , et al. February 15, 1
1972-02-15

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