FIELD: liquidation of gas and oil gushers. SUBSTANCE: gear is guided on to pipe to be cut. Gear is anchored on pipe, blocks are tightened. Hydraulic lines are switched on. Feed of abrasive fluid onto jet nozzles is switched on. When abrasive fluid cuts three holes in cut pipe distributor is switched over on control desk of drive. Cutters are turned and cutting process is continued at new point of pipe to be cut. EFFECT: enhanced operational efficiency. 5 dwg
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| BASIS FOR SETTING BLOWOUT-PREVENTING EQUIPMENT ONTO FLOWING WELL (SPOUTER) HEAD | 1995 |
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| DEVICE FOR REPLACEMENT OF VALVING | 2000 |
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| INSTALLATION FOR FORCED SET OF PIPES INTO WELL UNDER PRESSURE | 1995 |
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RU2098597C1 |
| CRAMP | 1997 |
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RU2124980C1 |
