打捞工具 bit hook; catch all; finger grip; fishing tool; jack latch; jar knocker; recovery tool; red and yellow basket; tool grab
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boot and latch jack 带闩捞钩打捞工具
latch jack 带簧闩打捞钩 ; 打捞器
SQD unfixing holding-latch lifting jack SQD型松卡式千斤顶
The quick latch jack solves the problem that the existing latch jack in the prior art is easy to unhook in the process of catching, thereby causing catching failure.
本实用新型解决了现有技术中存在的现 有打捞器在打捞过程中容易脱钩，造成打捞失败的问题。
The quick latch jack can be widely used in the coring operation in the oil and gas drilling engineering.
本实用新型 可广泛用于石油、天然气钻井工程取岩心作业中。
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