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Coring Tools

The coring tools are used for acquisition of the rock core in petroleum drilling. Everytime one to three sections of inner barrels and outer barrels can be run in core drilling. They can be applied in soft , moderate and rigid rock formations.


Type

Up connection

Outer barrel size(mm)

Inner barrel size (mm)

Section
 Length
 (mm)

Core diamter (mm)

O.D. x I.D.
 Thickness(mm)

O.D. x I.D.
 Thickness(mm)

CQX89-45

2 3/8"IF

89 x 70

60 x 52

4600

45

CQX121-66

3 1/2"IF

121 x93

85 x 72

9200

66

CQX133-70

3 1/2"IF

133 x101

89 x 76

9200

70

CQX146-89

3 1/2"IF

146 x 118

108 x 94

9200

89

CQX172-101

4 1/2"IF

172 x 136

121 x 108

9200

101

CQX180-105

4 1/2"IF

180 x 144

127 x 112

9200

105

CQX203-133

6 5/8"REG

203 x 169

159 x 140

9200

133