METHOD FOR REPAIR OF WELLS Russian patent published in 1999 - IPC

Abstract RU 2139984 C1

FIELD: well repair technology. SUBSTANCE: this relates to oil and gas, mining, geological, and other fields of industry and it can be used for repair operations in oil and gas, water, and other wells. According to method, stationary or movable hoisting facilities are installed on working site close to well at angle of 180 deg relative to their longitudinal axes at equal distance from well hole. Tackle systems of hoisting facilities are rerigging into single common tackle system with one tackle block. Both winches or one winch can be used in operation. Application of aforesaid method allows for increasing load lifting capacity of hoisting facilities in performing repair or emergency operations in wells. EFFECT: higher efficiency. 1 dwg

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RU 2 139 984 C1

Authors

Koshtorev N.I.

Dates

1999-10-20Published

1996-06-03Filed