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Ivars S. Spulgis
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Columbus, OH, US
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last 30 patents
Information
Patent Grant
Gas purifier having rechargeable adsorber filter with removeable re...
Patent number
4,135,896
Issue date
Jan 23, 1979
CVI Corporation
Harold C. Parish
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Methods for removing radioactive isotopes from contaminated streams
Patent number
4,133,651
Issue date
Jan 9, 1979
CVI Corporation
David R. Hoy
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Methods for filling filter cells with adsorbent material
Patent number
4,076,057
Issue date
Feb 28, 1978
Pennwalt Corporation
Ivars Sigurds Spulgis
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Charcoal adsorber filter fill system
Patent number
4,030,639
Issue date
Jun 21, 1977
Pennwalt Corporation
Harold Cheney Parish
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Adsorber filter fill system closure apparatus
Patent number
3,972,451
Issue date
Aug 3, 1976
CVI Corporation
Harold Cheney Parish
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Radioactive gas standby treatment apparatus with high efficiency re...
Patent number
3,964,887
Issue date
Jun 22, 1976
CVI Corporation
Thomas Nelson Hickey
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL