Harold W. Johnson

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Kingwood, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for removal of liquids
- Patent number 5,292,421
- Issue date Mar 8, 1994
- Nagabhusan Senapati
- F26 - DRYING
Information Patent Grant
Composting method and apparatus utilizing inclined vessel
- Patent number 5,139,554
- Issue date Aug 18, 1992
- Ashbrook-Simon-Hartley Corporation
- Harold W. Johnson
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Apparatus and method for removal of liquids
- Patent number 5,114,560
- Issue date May 19, 1992
- Nagabhusan Senapati
- F26 - DRYING
Information Patent Grant
Composting method and apparatus utilizing air assist to aid in move...
- Patent number 5,023,178
- Issue date Jun 11, 1991
- Ashbrook-Simon-Hartley Corporation
- Thomas M. Schiene
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Apparatus for regulating feed thickness in a belt press
- Patent number 4,836,100
- Issue date Jun 6, 1989
- Ashbrook-Simon-Hartley Corporation
- Harold W. Johnson
- B30 - PRESSES
Information Patent Grant
Adjustable ramp for dewatering device
- Patent number 4,731,188
- Issue date Mar 15, 1988
- Ashbrook-Simon-Hartley
- Harold W. Johnson
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL