Ruixin Energy Equipmnet
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Tubing Perforator Wireline Pulling Tool
Ⅰ. Introduction
A type Tubing Perforator (tubing punch) is a mechanical device designed to perforate standard and heavy wall tubing under pressure.The tubing perforators are available for tubing size 2-3/8＂through 4-1/2＂.
Ⅱ. Specification
| Tubing Size | F. N. | Connection | PN. |
| 2-3/8＂ | 1.375＂ | 15/16UN | W0*-0*.0*.00 |
| 2-7/8＂ | 1.375＂ | 15/16UN | W0*-0*.0*.00 |
| 3-1/2＂ | 2.313＂ | 1-1/16UN | W0*-0*.0*.00 |
| 4-1/2＂ | 2.313＂ | 1-1/16UN | W0*-0*.0*.00 |
III. Structural features
The Tubing Perforator is able to punch holes in downhole tubing. It is used to aid in the draining of fluid from the tubing when the tubing needs to be removed from the well. It can also be used as a method to allow communication between the tubing and casing for injection of chemicals or to circulate kill fluid. Another use is to allow additional productive zones to be introduced to the production string when permitted.
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