Piotr J. Sadkowski

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Bridgewater, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Ozone purification process
- Patent number 6,197,091
- Issue date Mar 6, 2001
- The BOC Group, Inc.
- Wenchang Ji
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method and apparatus for purifying ammonia
- Patent number 6,065,306
- Issue date May 23, 2000
- The BOC Group, Inc.
- Wenchang Ji
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method of processing semiconductor manufacturing exhaust gases
- Patent number 6,017,382
- Issue date Jan 25, 2000
- The BOC Group, Inc.
- Wenchang Ji
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Multi-component recovery apparatus and method
- Patent number 5,799,509
- Issue date Sep 1, 1998
- The BOC Group, Inc.
- Steven J. Finley
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL