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James Hsu-Kuang Yang
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Allentown, PA, US
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last 30 patents
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Patent Grant
Recovery of perfluorinated compounds from the exhaust of semiconduc...
Patent number
6,032,484
Issue date
Mar 7, 2000
Air Products and Chemicals, Inc.
Iosif Chernyakov
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Recovery of perfluorinated compounds from the exhaust of semiconduc...
Patent number
5,976,222
Issue date
Nov 2, 1999
Air Products and Chemicals, Inc.
James Hsu-Kuang Yang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Fluorochemical recovery and recycle using membranes
Patent number
5,730,779
Issue date
Mar 24, 1998
Air Products and Chemicals, Inc.
Iosif Chernyakov
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL