FIELD: mining, particularly devices for longitudinal cutting pipes lowered in well.
SUBSTANCE: jet pipe cutter comprises strong sealed body with tip and head, elongated hollow-charge shell with blasting means and pressing means. Head is connected with pressing means by two screws spaced apart in height direction. The connection between elongated hollow-charge shell and head is secured by means of stop screw screwed into shell cavities. Device is provided with flat spring. Flat spring and stop screw are arranged from opposite longitudinal cutter axis sides.
EFFECT: increased efficiency and reliability.
1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| 0 |
|
SU237077A1 | |
| DEVICE FOR CUTTING PIPES IN DEPTH | 1996 |
|
RU2109920C1 |
| 0 |
|
SU194702A1 | |
| METHOD FOR PERFORATION OF CASING STRINGS IN GAS-PETROLEUM HOLES | 1993 |
|
RU2065932C1 |
| DEVICE FOR BREAKING OF PIPES | 1996 |
|
RU2119039C1 |
| CUMULATIVE PUNCH | 0 |
|
SU1771508A3 |
| METHOD OF TRANSPORTATION AND ORIENTATION OF JET CHARGES, ORIENTED HOLLOW-CARRIER JET-TYPE PERFORATOR, METHOD OF PERFORATING AND ORIENTED PERFORATOR SYSTEM | 2004 |
|
RU2280150C2 |
| METHOD FOR DIRECTING CUMULATIVE CHARGES (VARIANTS), DIRECTED SHOOTING PERFORATOR (VARIANTS), METHOD FOR PLACING WELL COMPONENTS (VARIANTS), RIGID CENTERING HOLDER, DEVICE FOR MEASURING DIRECTION | 2002 |
|
RU2241823C2 |
| FACILITY FOR SECONDARY EXPOSING OF PRODUCING BED | 2008 |
|
RU2370638C1 |
| CUMULATIVE-JET PIPE CUTTER | 0 |
|
SU1134698A1 |
