William M. Porteous

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Amerillo, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Chemical processing using a dual feeder system, a sample port assem...
- Patent number 6,399,029
- Issue date Jun 4, 2002
- Cabot Corporation
- William M. Porteous
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Tandem quench
- Patent number 5,879,650
- Issue date Mar 9, 1999
- Cabot Corporation
- David J. Kaul
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Methods of Producing Carbon Blacks from Low-Yielding Feedstocks and...
- Publication number 20250115767
- Publication date Apr 10, 2025
- Cabot Corporation
- David M. Matheu
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Methods of Producing Carbon Blacks from Low-Yielding Feedstocks and...
- Publication number 20250115766
- Publication date Apr 10, 2025
- Cabot Corporation
- David M. Matheu
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...