Robert B. Hill

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Beaverton, OR, US

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Patents Grantslast 30 patents

Information Patent Grant
Air port damper
- Patent number 6,497,230
- Issue date Dec 24, 2002
- Anthony Ross Company
- Daniel R. Higgins
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Apparatus for automatically cleaning smelt spouts of a chemical rec...
- Patent number 5,542,650
- Issue date Aug 6, 1996
- Anthony Ross Company
- Clayton J. Abel
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Removable damper for chemical recovery furnace
- Patent number 5,351,631
- Issue date Oct 4, 1994
- Anthony Ross Company
- Robert B. Hill
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Removable damper for chemical recovery furnace
- Patent number 5,307,745
- Issue date May 3, 1994
- Anthony Ross Company
- Daniel R. Higgins
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Apparatus for regulating air flow through an air port of a chemical...
- Patent number 5,001,992
- Issue date Mar 26, 1991
- Anthony Ross Company
- Daniel R. Higgins
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Apparatus for regulating air flow through an air port of a chemical...
- Patent number 4,846,080
- Issue date Jul 11, 1989
- Anthony Ross Company
- Thomas W. Ross
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES

Patents Applicationslast 30 patents

Information Patent Application
Direct contact evaporator replacement
- Publication number 20030070627
- Publication date Apr 17, 2003
- Eugene Sullivan
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL