EN CHEM, INC

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GREEN BAY, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Tool and method for soil sampling
- Patent number 5,522,271
- Issue date Jun 4, 1996
- En Chem, Inc.
- David E. Turriff
- G01 - MEASURING TESTING
Information Patent Grant
Soil sample containment cartridge with detachable handle
- Patent number 5,505,098
- Issue date Apr 9, 1996
- En Chem, Inc.
- David E. Turriff
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Tool for sampling soil containing volatile organic compound
- Patent number 5,343,771
- Issue date Sep 6, 1994
- En Chem, Inc.
- David E. Turriff
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING