API Fishing Tools Impression Block For Oil Well Drilling

Impression block is used for judging the depth of fish and shape of fish’s top. In order to make workers know the shape of fishing top and location, and choose suitable fishing tools to fish successfully. Impression block is made of joint steel body and Pb rooted in bottom of joint steel body,there is a circle hole in center of impression block to circle drill fluid. there is ring groove on the casting part of joint so that fixing impression block, joint connects with pipe string with its upper connection thread.

Specification

Model

Conn.

OD mm(inch)

ID mm(inch)

OAL mm(inch)

PQY406

7 5/8REG

406(16)

35(1 3/8)

483(19)

PQY206

NC50

206(8 1/8)

3o(1 3/16)

420(16 35/64)

PQY168

NC50

168(6 5/8)

3o(1 3/16)

400(15 3/4)

PQY130

NC38

130(5 1/8)

20(25/32)

380(14 31/32)

PQY127

3 1/2REG

127(5)

20(25/32)

380(14 31/32)

PQY105

2 3/8REG

105(4 1/8)

15(19/32)

36o(14 11/64)