INVERT-EMULSION DRILLING MUD FOR HYDRAULIC JET PERFORATION OF WELLS Russian patent published in 1997 - IPC

Abstract RU 2100399 C1

FIELD: oil and gas production; drilling fluids. SUBSTANCE: drilling mud contains 34-48 wt % of petroleum product, 2-5 wt % of emulsifier, and mineralized water to 100%. As emulsifier, additive is used being on the basis of residue from synthetic fatty acids' vat production, aminonitrile, and mazut. EFFECT: increased sand-retaining capacity of mud. 1 tbl

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RU 2 100 399 C1

Authors

Ramazanov D.Sh.

Shpurov I.V.

Ruchkin A.A.

Abaturov S.V.

Dates

1997-12-27—Published

1996-01-31—Filed