CH2M Hill, Inc.

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Patents Grantslast 30 patents

Information Patent Grant
Rectangular tilt-up concrete tank construction
- Patent number 7,171,787
- Issue date Feb 6, 2007
- CH2M Hill Inc.
- David Thomason
- E04 - BUILDING
Information Patent Grant
Carbon dioxide enhanced complex-adsorption process for metal or met...
- Patent number 6,787,041
- Issue date Sep 7, 2004
- CH2M Hill, Inc.
- Joseph Daniel Chwirka
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE