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GB995456A
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Fluid control valves
|
|
US3130987A
|
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Pipe anchor
|
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US3181552A
|
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Valves with enhanced pressure actuated seals
|
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US3095004A
|
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Valves with upstream-downstream sealing
|
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US3185505A
|
|
Dual suspension and seal
|
|
US3132879A
|
|
Dual suspension and seal
|
|
US3095927A
|
|
Flange-connected well head apparatus
|
|
US3095627A
|
|
Pipe anchor
|
|
US2976929A
|
|
Multiple pipe support
|
|
US3063469A
|
|
Three-way valve
|
|
DE1102676B
|
|
Device for carrying a pipe suspended in a deep borehole
|
|
FR1231507A
|
|
Suspension device for tubes, usable in particular in the technique of drilling oil wells
|
|
US3007719A
|
|
Plural hanger apparatus
|
|
US3186486A
|
|
Well completion
|
|
US3037519A
|
|
Globe valve
|
|
US3068027A
|
|
Supporting apparatus
|
|
DE1135397B
|
|
Process and devices to facilitate the installation and removal of a pipe string in multi-pipe probes
|
|
US3017931A
|
|
Pipe hanger
|
|
US2990851A
|
|
Multiple valve and connection
|
|
US3086590A
|
|
Apparatus for drilling and completion of inaccessible wells
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