Method of controlling iron in produced oilfield waters

Details Method of controlling iron in produced oilfield waters Method of controlling iron in produced oilfield waters

1992-07-13

1994-04-12

McCarthy, Neil

Liquid purification or separation

Processes

Preventing, decreasing, or delaying precipitation,...

210698, C02F 512

Patent

active

053022939

ABSTRACT:
The present invention provides a process for stabilizing iron oxides and iron hydroxides in produced oil field waters. A water soluble polymer containing pendant N-substituted amide functionality units is added at a rate of about 6 parts by weight polymer to 10 parts by weight iron in the produced water.

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