Coring tools:
Brief introduction:
Coring tool is a tool to obtain formation sample in the petroleum geologic exploration drilling operation.
Specifications :
Technical specifications :
Model
Outside
O.D×I.D(mm)
Inside
Top thread
Bit size
Rock core diameter (mm)
川8—3
180×144
127×111
4 1/2″ IF
8 1/2″
105
川6—3
133×101
88.9×75.9
3 1/2″ IF
6 1/2″
70
川5—4
121×93
88×72
5 7/8″—6 1/2″
66
川6—4
88×76
川7—4
172×136
121×108
7 1/2″—9 5/8″
101
川8—4
127×112
8 1/2″—9 5/8″
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