C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
31/30
C09K 8/74 (2006.01)
Patent
CA 1086933
ABSTRACT The clay dissolving capability of an aqueous mud acid solution of weak acid, weak acid salt and fluoride salt is increased by including in the solution an aminopolyacetic acid salt chelating or complexing agent.
291952
Lybarger James H.
Richardson Edwin A.
Scheuerman Ronald F.
Templeton Charles C.
Shell Canada Limited
Smart & Biggar
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