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Ronald J. Purvey
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Devon, GB
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last 30 patents
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Patent Grant
Centrifugal separator with vortex disruption vanes
Patent number
6,196,962
Issue date
Mar 6, 2001
Federal-Mogul Engineering Limited
Ronald J Purvey
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Centrifugal separator with weight thrust bearing
Patent number
6,095,964
Issue date
Aug 1, 2000
The Glacier Metal Company Limited
Ronald J. Purvey
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Separator with control valve and interlock device
Patent number
6,074,336
Issue date
Jun 13, 2000
The Glacier Metal Company Limited
Ronald J. Purvey
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Temperature regulating liquid conditioning arrangement
Patent number
5,975,245
Issue date
Nov 2, 1999
The Glacier Metal Company Limited
Dominic G E Jephott
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Liquid cleaning system including back-flushing filter and centrifug...
Patent number
5,906,733
Issue date
May 25, 1999
The Glacier Metal Company Limited
Ronald J. Purvey
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Centrifugal oil filter
Patent number
5,096,581
Issue date
Mar 17, 1992
AE PLC
Ronald J. Purvey
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Centrifugal filters
Patent number
4,871,458
Issue date
Oct 3, 1989
AE PLC
Ronald J. Purvey
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Disposable cartridges for centrifugal separators
Patent number
4,787,975
Issue date
Nov 29, 1988
AE PLC
Ronald J. Purvey
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES