Larry G. Twidwell

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Butte, MT, US

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Patents Grantslast 30 patents

Information Patent Grant
Mercury contaminated mud treatment
- Patent number 5,314,527
- Issue date May 24, 1994
- Michael A. Rockandel
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Hydrometallurgical process for treating mercury contaminated muds
- Patent number 5,209,774
- Issue date May 11, 1993
- Universal Dynamics Limited
- Michael A. Rockandel
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL