RD

Roger G. Duranleau

Chevron: 25 patents #137 of 4,788Top 3%
📍 Georgetown, TX: #53 of 611 inventorsTop 9%
🗺 Texas: #5,105 of 125,132 inventorsTop 5%
Overall (All Time): #166,013 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
5414141 Use of supported palladium catalysts in the preparation of tertiary butyl alcohol from tertiary butyl hydroperoxide John R. Sanderson, John F. Knifton 1995-05-09
5364988 Use of supported chromium catalyst in the preparation of tertiary butyl alcohol from tertiary butyl hydroperoxide John R. Sanderson 1994-11-15
5359130 Use of supported palladium/platinum catalysts in the preparation of tertiary butyl alcohol from tertiary butyl hydroperoxide John R. Sanderson, John F. Knifton 1994-10-25
5354917 Use of supported rhodium catalysts in the preparation of tertiary butyl alcohol from tertiary butyl hydroperoxide John R. Sanderson, John F. Knifton 1994-10-11
5354925 Use of supported lead oxide catalyst in the preparation of tertiary butyl alcohol from tertiary butyl hydroperoxide John R. Sanderson 1994-10-11
5189221 Amine separation process Robert L. Zimmerman 1993-02-23
5182025 Method of neutralizing polyol catalysts and products Martin J. Plishka, Michael Cuscurida 1993-01-26
4691041 Process for production of ethylene glycol and dimethyl carbonate Edward C. Y. Nieh, John F. Knifton 1987-09-01
4629809 Process for selectively preparing acetic acid by carbonylation of methanol in the presence of a novel iodide-free catalyst system Steven H. Vanderpool, Jiang-Jen Lin 1986-12-16
4615771 Method of separating bis-(2-aminoethyl)ether from N-(2-methoxyethyl)morpholine by azeotropic distillation and extraction Robert L. Zimmerman 1986-10-07
4602085 Catalytic process for the production of hydroxyamine derivatives of alpha methyl glucoside Michael E. Brennan 1986-07-22
4584119 Naphthalene dicarboxylic acid salts as corrosion inhibitors Carol A. Triebel, Clifford L. Lambert, Jr. 1986-04-22
4565866 Method for the preparation of formamides John F. Knifton, George P. Speranza 1986-01-21
4565896 Process for low pressure synthesis of ethylene glycol from synthesis gas John F. Knifton 1986-01-21
4529822 Process for the preparation of formamide compounds Clifford L. Lambert, Jr. 1985-07-16
4519956 Process for selectively preparing acetic anhydride by carbonylation of methyl acetate in the presence of an iodide-free catalyst system Jiang-Jen Lin 1985-05-28
4510326 Process for the preparation of formylalkanolamines Clifford L. Lambert, Jr. 1985-04-09
4463192 Process for the reduction of an N-hydrocarbyl substituted oxazolidine with carbon monoxide to form the corresponding N-hydrocarbyl substituted alkanolamine Kenneth G. McDaniel 1984-07-31
4421863 Process for preparing low molecular weight oxygenated compounds from syngas using a novel catalyst system 1983-12-20
4402868 Catalyst for the production of methane-rich gas Walter C. Gates, Jr. 1983-09-06
4399233 Process for preparing low molecular weight oxygenated compounds from syngas using novel catalyst system 1983-08-16
4375425 Catalyst for the production of a hydrogen-rich gas Walter C. Gates, Jr. 1983-03-01
4341531 Production of methane-rich gas Walter C. Gates, Jr. 1982-07-27
4338292 Production of hydrogen-rich gas 1982-07-06
4211673 Catalytic metal-rare earth metal hydride for reduction of carbon monoxide in hydrogen Philip C. Lewellen, Walter C. Gates, Jr. 1980-07-08