Envirotech Corporation

Organization

Salt Lake City, UT, US

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Patents Grantslast 30 patents

Information Patent Grant
Clarifier apparatus and methods with 3D arrays
- Patent number 5,116,443
- Issue date May 26, 1992
- Envirotech Corporation
- Charles L. Meurer
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Sludge digesters with separate liquid chambers to buoy ballast members
- Patent number 5,092,482
- Issue date Mar 3, 1992
- Envirotech Corporation
- Jeffrey L. Wight
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
Partition for a waste water treatment container
- Patent number D312494
- Issue date Nov 27, 1990
- Envirotech Corporation
- C. Lonnie Meurer
- D23 - Environmental heating and cooling
Information Patent Grant
Clarifier apparatus and methods with 3-D arrays
- Patent number 4,933,524
- Issue date Jun 12, 1990
- Envirotech Corporation
- Charles L. Meurer
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Tape drive with self-expanding coils for sludge collector
- Patent number 4,927,537
- Issue date May 22, 1990
- Envirotech Corporation
- Charles L. Meurer
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Apparatus for biological processing of metal containing ores
- Patent number 4,728,082
- Issue date Mar 1, 1988
- Envirotech Corporation
- Robert C. Emmett
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Ragless propeller draft tube mixer
- Patent number 4,647,215
- Issue date Mar 3, 1987
- Envirotech Corporation
- Jack R. Armitage
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Turret for roof bolting apparatus
- Patent number 4,588,037
- Issue date May 13, 1986
- Envirotech Corporation
- Michel Combet
- E21 - EARTH DRILLING MINING
Information Patent Grant
Lime slaking system including a cyclone and classifier for separati...
- Patent number 4,588,559
- Issue date May 13, 1986
- Envirotech Corporation
- Robert C. Emmett
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Ragless propeller draft tube mixer
- Patent number 4,575,256
- Issue date Mar 11, 1986
- Envirotech Corporation
- Jack R. Armitage
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Multiple rise cover
- Patent number 4,541,210
- Issue date Sep 17, 1985
- Envirotech Corporation
- Lynn W. Cook
- E04 - BUILDING
Information Patent Grant
Cable lifting mechanism for sedimentation device
- Patent number 4,515,694
- Issue date May 7, 1985
- Envirotech Corporation
- Ralph B. Haymore
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Lime slaking and grit removal process utilized in SO.sub.2 removal
- Patent number 4,482,528
- Issue date Nov 13, 1984
- Envirotech Corporation
- Robert C. Emmett
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Liquid-solid separation utilizing pressure rolls covered with elast...
- Patent number 4,475,453
- Issue date Oct 9, 1984
- Envirotech Corporation
- Steven Davis
- B30 - PRESSES
Information Patent Grant
Vehicle oscillation lock
- Patent number 4,465,293
- Issue date Aug 14, 1984
- Envirotech Corporation
- William S. McNab
- E21 - EARTH DRILLING MINING
Information Patent Grant
Solids-liquids separation device
- Patent number 4,454,042
- Issue date Jun 12, 1984
- Envirotech Corporation
- Samuel H. Dorcheus
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Granular media filter
- Patent number 4,450,077
- Issue date May 22, 1984
- Envirotech Corporation
- Brent C. Black
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Suspension for pivotally mounting a rigid axle assembly
- Patent number 4,447,072
- Issue date May 8, 1984
- Envirotech Corporation
- Kirk D. Bradley
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Coupling mechanism
- Patent number 4,439,938
- Issue date Apr 3, 1984
- Envirotech Corporation
- David Grant
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Rake drive and lifting device for sedimentation apparatus
- Patent number 4,424,130
- Issue date Jan 3, 1984
- Envirotech Corporation
- Donald L. King
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Ballasting digestor covers
- Patent number 4,391,705
- Issue date Jul 5, 1983
- Envirotech Corporation
- Lynn W. Cook
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
72360050
- Serial number 72360050
- Registration number 906667
- Filing date May 18, 1970
- ENVIROTECH CORPORATION
- 7 - Machines and machine tools
Information Trademark
72360052
- Serial number 72360052
- Registration number 921582
- Filing date May 18, 1970
- ENVIROTECH CORPORATION
- 11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information Trademark
72360051
- Serial number 72360051
- Registration number 921574
- Filing date May 18, 1970
- ENVIROTECH CORPORATION
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
72344842 - TAC-FLECTOR
- Serial number 72344842
- Registration number 904694
- Filing date Nov 26, 1969
- ENVIROTECH CORPORATION
- 7 - Machines and machine tools

Envirotech Corporation

Organization

Patents Grantslast 30 patents

Clarifier apparatus and methods with 3D arrays

Sludge digesters with separate liquid chambers to buoy ballast members

Partition for a waste water treatment container

Clarifier apparatus and methods with 3-D arrays

Tape drive with self-expanding coils for sludge collector

Apparatus for biological processing of metal containing ores

Ragless propeller draft tube mixer

Turret for roof bolting apparatus

Lime slaking system including a cyclone and classifier for separati...

Ragless propeller draft tube mixer

Multiple rise cover

Cable lifting mechanism for sedimentation device

Lime slaking and grit removal process utilized in SO.sub.2 removal

Liquid-solid separation utilizing pressure rolls covered with elast...

Vehicle oscillation lock

Solids-liquids separation device

Granular media filter

Suspension for pivotally mounting a rigid axle assembly

Coupling mechanism

Rake drive and lifting device for sedimentation apparatus

Ballasting digestor covers

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

72360050

72360052

72360051

72344842 - TAC-FLECTOR