Safety Joint Oilfield Fishing Tools Releasing And Circulating Overshot Socket

Customized Fishing socket

API Fishing Tools Releasing and Circulating Overshot Socket

H Safety Joint
H safety joint is one kind of downhole safety equipment for fishing, washover and testing. which is connected needed parts in downhole. It could bear all kinds of pulling and pushing loading and deliver torque.once, it is easy to with draw once the safety joint when needed, so that is convenience to pull out upper pipe string. It is also easy to make up safety joint to go on working.
AJ Safety Joint
AJ safety joint is one kind of safety back off tool which is connecting with drilling string and all kinds of working string in downhole operation. When sticking in well and need back off, it is easy to back off from connection thread of its body. Pull out drill pipe and tubing above its pin joint. It is easy and reliable to back off or make up again in downhole. During in drilling operation, safety joint works like one drill pipe sub, its ID coincides with connected pipe string, so there is no problem for operation in the bore of pipe string. Safety joint body adopts for special wide saw form connection thread, ingenious tension structure design, when connecting, just need certain torque to connect the whole. Unless given more than 40% opposite, it won't release automatically in downhole working.
Releasing and Circulating Overshot
LT Overshot is one of the fishing tools which is fishing the pipes externally. It can catch drill collar, drill pipe, tubing, subs and other pipes. Because of the seals, the fluid can circulate with the high pump pressure after catching the fish. The top of the fish will be milled by under mill shoe. It can also work with jars to catch the stuck fishes. If the catched fish can't be release from stucking ,we could release the overshot and lifting the drill string.

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