BATH COMPOSITION FOR FREEING STUCK PIPE COLUMNS Russian patent published in 2009 - IPC C09K8/528 

Abstract RU 2374297 C2

FIELD: chemistry.

SUBSTANCE: invention relates to oil-and-gas industry and can be used as composition of a liquid bath for freeing stuck pipe columns in difficult mining and geological conditions. The bath composition for freeing pipe columns contains, wt %: glycerin - 10 to 15; hydrogen peroxide - 15 to 20; water - the rest.

EFFECT: increased efficiency of freeing stuck pipe columns due to increase in degree of breakdown of the coagulation structure of clay particles in the well through improved dispersant properties of the composition.

1 tbl, 1 dwg

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RU 2 374 297 C2

Authors

Rogov Evgenij Anatol'Evich

Dates

2009-11-27Published

2007-07-04Filed