Dave Schwierman

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Stinnett, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Processes for removing carbon disulfide from symmetrical and asymme...
- Patent number 11,845,716
- Issue date Dec 19, 2023
- Chevron Phillips Chemical Company LP
- Kenneth M. Lassen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes for removing carbon disulfide from symmetrical and asymme...
- Patent number 10,774,040
- Issue date Sep 15, 2020
- Chevron Phillips Chemical Company LP
- Kenneth M. Lassen
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Processes for Removing Carbon Disulfide from Symmetrical and Asymme...
- Publication number 20240083841
- Publication date Mar 14, 2024
- Chevron Phillips Chemical Company LP
- Kenneth M. Lassen
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Processes for Removing Carbon Disulfide from Symmetrical and Asymme...
- Publication number 20200339506
- Publication date Oct 29, 2020
- Chevron Phillips Chemical Company LP
- Kenneth M. Lassen
- C07 - ORGANIC CHEMISTRY