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Ashbrook-Simon-Hartley Corporation
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Houston, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Screenless granular media filters and methods of use
Patent number
8,152,998
Issue date
Apr 10, 2012
Ashbrook Simon-Hartley, LP
Yongming Xia
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Continuous self-cleaning filtration unit
Patent number
5,730,886
Issue date
Mar 24, 1998
Ashbrook-Simon-Hartley Corporation
Anthony M. Wachinski
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Continuous self-cleaning filtration unit
Patent number
5,582,722
Issue date
Dec 10, 1996
Ashbrook-Simon-Hartley Corporation
Anthony M. Wachinski
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Apparatus for composting using improved charging and discharging se...
Patent number
5,248,612
Issue date
Sep 28, 1993
Ashbrook-Simon-Hartley Corporation
Richard P. Johnson
C05 - FERTILISERS MANUFACTURE THEREOF
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
Method and apparatus for controlling throughput in a beltpress
Patent number
5,133,872
Issue date
Jul 28, 1992
Ashbrook-Simon-Hartley Corporation
Peter I. Baldwin
B30 - PRESSES
Information
Patent Grant
Method and apparatus for composting using improved charging and dis...
Patent number
5,076,827
Issue date
Dec 31, 1991
Ashbrook-Simon-Hartley Corporation
Richard P. Johnson
C05 - FERTILISERS MANUFACTURE THEREOF
Information
Patent Grant
Temperature monitoring apparatus and method in a composting system...
Patent number
5,049,486
Issue date
Sep 17, 1991
Ashbrook-Simon-Hartley Corporation
Kenneth R. Blackwood
C05 - FERTILISERS MANUFACTURE THEREOF
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
Moving bed filtration apparatus and method
Patent number
4,891,142
Issue date
Jan 2, 1990
Ashbrook-Simon-Hartley Corporation
C. J. Hering
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Biomass growth process with separate aeration and media compartments
Patent number
4,839,053
Issue date
Jun 13, 1989
Ashbrook-Simon-Hartley Corp.
Charles E. Tharp
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
74309652 - SMART SCREEN CONTROLLER
Serial number
74309652
Filing date
Sep 1, 1992
Ashbrook-Simon-Hartley Corporation
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74309656 - SMART SCREEN
Serial number
74309656
Filing date
Sep 1, 1992
Ashbrook-Simon-Hartley Corporation
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74121707 - TUNNEL
Serial number
74121707
Filing date
Dec 10, 1990
Ashbrook-Simon-Hartley Corporation
7 - Machines and machine tools
Information
Trademark
73750656 - STRATA-SAND
Serial number
73750656
Registration number
1534173
Filing date
Sep 7, 1988
Ashbrook-Simon-Hartley Corporation
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73599938 - ASHBROOK-SIMON-HARTLEY
Serial number
73599938
Registration number
1460628
Filing date
May 21, 1986
Ashbrook-Simon-Hartley Corporation
7 - Machines and machine tools
Information
Trademark
73600026 - TUNNEL REACTOR
Serial number
73600026
Registration number
1422550
Filing date
May 21, 1986
Ashbrook-Simon-Hartley Corporation
7 - Machines and machine tools
Information
Trademark
73280852 - AQUABELT
Serial number
73280852
Registration number
1196723
Filing date
Oct 7, 1980
Ashbrook-Simon-Hartley Corporation
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes