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内钩捞绳器 (Internal Hook)

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内钩是用于从套管内或油管内部打捞各种绳类及其他落物,如钢丝绳、电缆、录井钢丝、刮蜡片等。内钩分死钩和活钩两种结构形式。

The external hook is used inside casings or tubings to catch all kinds of ropes and other fishes such as wire-lines, cables, logging steel pieces, paraffin cutters,etc.Internal hooks are available in two types: Live (adjustable) internal hook and Dead (fixed)internal hook.