| Drilling, Workover and Production Tools |
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| Learn more |
| TEL:+86-10-63591520 |
| TEL:+86-10-63591500 |
| Email: |
| webmaster@cptdc.cnpc.com.cn |
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| Part 9 Workover Tools | | 1. ESP Overshots | The ESP overshot is a special tool for fishing electric pump body, separator and protector. The ESP can be classified, according to the structure, into spring type and conventional type.
| | ● Electric Pump Overshot Specifications | | Model | Connection thread in | Max O. D. mm (in) | Fishing size and type in | | DBLT-T 93 | 2-7/8 IF | 118 (4-21/32) | 3-21/32 Spring | | DBLT-T 95 | 2-7/8 IF | 118 (4-21/32) | 3-3/4 Spring | | DBLT-T 98 | 2-7/8 IF | 118 (4-21/32) | 3-7/8 Spring | | DBLT-T 101 | 2-7/8 IF | 118 (4-21/32) | 4 Spring | | DBLT-T 93 | 2-7/8 IF | 118 (4-21/32) | 3-21/32 Conventional | | DBLT-T 95 | 2-7/8 IF | 118 (4-21/32) | 3-3/4 Conventional | | DBLT-T 98 | 2-7/8 IF | 118 (4-21/32) | 3-7/8 Conventional | | DBLT-T 101 | 2-7/8 IF | 118 (4-21/32) | 4 Conventional |
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2. Ecce2. ESP Shaft Overshots | | The ESP shaft overshot is a special tool for fishing. | | ● ESP Shaft Overshot Specifications |  |
3. Sucker Rod Overshots | The Sucker rod overshot is used for fishing the broken sucker rod or other fish in the tubing.
| | ● Sucker Rod Overshot Specifications | | Model | Connection thread | Max OD mm(in) | Applicable rod | | CLT-T 16 | 3/4” Pin, Spec 11B | 59 (2-21/64) | Fishing 5/8” Rod in 2-1/2” Tubing | | CLT-T 19 | 3/4” Pin, Spec 11B | 59 (2-21/64) | Fishing 3/4” Rod in 2-1/2” Tubing | | CLT-T 22 | 7/8” Pin, Spec 11B | 59 (2-21/64) | Fishing 7/8” Rod in 2-1/2” Tubing | | CLT-T 25 | 1” Pin, Spec 11 B | 59 (2-21/64) | Fishing 1” Rod in 2-1/2” Tubing | | CLT-T 28 | 1” Pin, Spec 11 B | 70 (2-3/4) | Fishing 1-1/8” Rod in 3” Tubing |
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4. Three-Ball Overshots | The three-ball overshot is a special tool for fishing the sucker rod collar or the sucker rod with external upset shoulder in the well.
| | ● Three-Ball Overshot Specifications | | Model | Connection thread | Max OD mm(in) | Applicable rod | | SQ-01 | 2-7/8” TBG | 117 (4-5/8) | Fishing 5/8”, 3/4”, 7/8” Rod in 5-1/2” Tubing | | SQ-02 | 2-7/8” TBG | 117 (4-5/8) | Fishing 1” Rod in 5-1/2” Tubing | | SQ-04 | 2-7/8” TBG | 95 (3-3/4) | Fishing 5/8”, 3/4” Rod in 4-1/2” Tubing | | SQ-06 | 2-7/8” TBG | 114 (4-1/2) | Fishing 1” Rod in 5-1/2” Tubing | | SQ-07 | 2-7/8” TBG | 95 (3-3/4) | Fishing 5/8” Rod in 4-1/2” Casing | | SQ-08 | 2-7/8” TBG | 119 (4-23/32) | Fishing 7/8”, 1” Rod in 5-1/2” Tubing |
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