David D. Chess

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Tertiary butyl alcohol absorption process for recovering propylene...
- Patent number 5,773,634
- Issue date Jun 30, 1998
- Huntsman Specialty Chemicals Corporation
- David Durham Chess
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydroconversion process containing a molybdenum complex recovered f...
- Patent number 5,358,629
- Issue date Oct 25, 1994
- Texaco Inc.
- George R. Tamalis
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Dual pressure fractionation of hydrocarbons
- Patent number 4,191,640
- Issue date Mar 4, 1980
- Texaco Inc.
- David D. Chess
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL