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Claylok Trademarks
CLAYLOK
OIL WELL FORMATION PERMEABILITY MAINTENANCE SERVICE BY INJECTING A CHEMICAL WHICH STABILIZES CLAY FORMATIONS
Expired
·
January 17, 1973
·
72446141
·
CLAYLOK
HYDROXY ALUMINUM COMPOSITIONS FOR INDUSTRIAL USE
Expired
·
September 29, 1972
·
72437132
·
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