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JudithAnn R. Hartman
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Columbia, MD, US
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last 30 patents
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Patent Grant
Corrosion inhibiting composition for treating asbestos containing m...
Patent number
5,741,358
Issue date
Apr 21, 1998
W. R. Grace & Co.-Conn.
Judithann Ruth Hartman
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
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Patent Grant
Biodegradable bleach stabilizers for detergents
Patent number
5,362,412
Issue date
Nov 8, 1994
Hampshire Chemical Corp.
JudithAnn R. Hartman
C07 - ORGANIC CHEMISTRY
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Patent Grant
Hydraulic cement set-accelerating admixtures incorporating glycols
Patent number
5,348,583
Issue date
Sep 20, 1994
W. R. Grace & Co.-Conn.
Ahmad Arfaei
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES