We are professional various kind of file tools:1.include steel files,engineer files,metal rasp files,wood rasp files,needle files,mini flat files,rotate files,diamond files,chain saw files etc.2.the s…
drop-in check valve is an internal preventer. when blowout is going to happen , the kelly should be removed immediately and the check pressure valve assembly should be put into the water hole and then…
a few advatages of the float collar and float shoe provided by our company are:
1. high strenght design ensures high pressure bump and back flow resistance;
2. withstands long perids of circulat…
the product advantages (plugs and bottom plugs) :
1. special non-rotational device design allowig the plugs to drill out quickly;
2. special materials designed for easy drill out with PDC BITS;
…
the roller reamer is designed for various reaming operation but particularly for stabilization purposes when drilling in very abrasive formations. it will fit hole sizes ranging from 6'' to 28''. in a…
the taper tap is a special fishing tool making thread on the inside wall of tube dropped objects such as drill pipe and oil tube, and the die collar is a special external fishing tool which is engaged…
the releasing and circulating overshot is the fishing tool which it is simple,high strength and high reliability and fishing from outside of fishing objects.
the internal catch mechanisms have two …
the releasing spear is a fishing tool that provide a dependable and simple means of engaging a fish internally. the spear is easy release from the fish when desired, and is easy reengagement after the…
the casing spear is used to engage a fish internally in order that it may be pulled or jarred from the hole. it is especially designed for marine operations.
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the impression block used in fishing operations is an assembly of a steel body and a pure lead founded at the bottom. it is designed to enable the operator to determine the configuration of the top of…
junk sub is normally run just above the drill bit or milling tool, with a cup for catching objects too heavy to be completely circulated out of the hole.
msn xiaoyouloveyou@hotmail.com
the reverse circulation junk basket is used to retrieve all types of small junk objects in well bores. such as bit cones, cutting blades and hand tools, etc..
during operation, with the steel …
a few advatages of the float collar and float shoe provided by our company are:
1. high strenght design ensures high pressure bump and back flow resistance;
2. withstands long perids of circulat…
the square drive roller kelly bushing provides the following advantages:
1. pulling out or feeding off string can be done while rotating;
2. because fo its integral construction , it can not fly…
ECROBOT CO., Ltd, Business Registration Number : 220-88-71747, CEO J.W.Park, TEL : +82-2-552-7676, E-mail : E-mail : Contact us Address : (Hwanghwa B/D 11F, Yeoksam-dong)320, Gangnam-daero, Gangnam-gu, Seoul, South Korea