Harold C. Parish

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Dublin, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Multi-stage cryogenic refrigerators
- Patent number 4,584,839
- Issue date Apr 29, 1986
- CVI Incorporated
- Jack E. Jensen
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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