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last 30 patents
Information
Patent Grant
Method of rapidly abandoning large cavities washed-out in rock salt
Patent number
5,004,298
Issue date
Apr 2, 1991
Geostock S.A.R.L.
Alain Boulanger
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
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Patent Grant
Method of confining wastes underground in a cavity leached out of salt
Patent number
4,919,822
Issue date
Apr 24, 1990
Geostock S.A.R.L. and ESYS S.A.
Alain Boulanger
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
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