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Impression block
Impression block

Member Details

Mudanjiang,Heilongjiang,China
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Impression block is a common tool for detecting state of fish top in downhole and casing inner diameter.

 Impression block is a common tool for detecting state of fish top in downhole and casing inner diameter. It is used in fishing operations with an assembly of a steel body and a pure lead founded at the bottom. It is designed to enable the operator to determine the configuration of the top of the fish and to locate its position in the well bore. Its use enables the operator to select the proper tools needed to successfully complete the fishing operation. Impression block is an accessory tool used to check the shape and size of the top of fish and to determine tool appropriate for fishing operation.

Specification of plumbous Model

Type

Connection

Waterhole of plumbous Model

Length(mm)

Total Length

OD

Connection Type(in)

270

203

6 5/8REG

40

150

450

225

165

4 1/2IF

40

130

400

195

159

4 IF

30

120

350

170

121

3 1/2IF

30

120

300

120

108

2 7/8IF

20

100

300

100

89

2 1/2ZG

20

100

250

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