buy cationic polyacrylamide c pam – high quality for south korea market
FIELD: chemistry. SUBSTANCE: well treatment gel contains more than 1 wt % of a polyacrylamide crosslinked with a non-metallic crosslinking agent. The non-metallic crosslinking agent contains polylactam. EFFECT: obtaining a gel having good gellation control in a well. 13 cl, 4 tbl, 7 dwg
US7137926B2 US10/801,735 US80173504A US7137926B2 US 7137926 B2 US7137926 B2 US 7137926B2 US 80173504 A US80173504 A US 80173504A US 7137926 B2 US7137926 B2 US 7137926B2 Authority US United States Prior art keywords curvature surface roller axis radius Prior art date 2004-03-16 Legal status (The legal status is an assumption and is not a legal conclusion.
