Patent Holdings Ltd.

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Patents Grantslast 30 patents

Information Patent Grant
Method of reclaiming waste oil
- Patent number 6,440,298
- Issue date Aug 27, 2002
- Patent Holdings Ltd.
- Edward Carlton Shurtleff
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Apparatus and method for reclaiming useful oil products from waste oil
- Patent number 5,795,462
- Issue date Aug 18, 1998
- Patent Holdings Ltd.
- Edward Calton Shurtleff
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL