drill string inspection

Brand Name:SANROCK

Model Number:SRJ18 Customized

Place of Origin:Zhejiang, China

...Drilling Rig Machine Rotary Drilling Operation An underground drilling rig performs rotary drilling operations by utilizing high-torque rotational force to penetrate subsurface layers. The rig's powered rotary head drives a drill string equipped with specialized cutting bits, which grind through soil, rock, or other geological formations. During the process, drilling fluid is injected through the hollow drill...

Brand Name:SANROCK

Model Number:SRJ18 Customized

Place of Origin:Zhejiang, China

...Drilling Rig Machine Rotary Drilling Operation An underground drilling rig performs rotary drilling operations by utilizing high-torque rotational force to penetrate subsurface layers. The rig's powered rotary head drives a drill string equipped with specialized cutting bits, which grind through soil, rock, or other geological formations. During the process, drilling fluid is injected through the hollow drill...

Brand Name:ROSCHEN

Model Number:T45

Place of Origin:CHINA

... string. Furthermore, since this is a speed rod design it will produce straighter holes and at least 10% higher penetration rate in good rock conditions compared to rod and coupling sleeve combination system. Mainly Products: Thread Drill Bits---Diameter:

Brand Name:ROSCHEN

Model Number:4 1/2 inch

Place of Origin:China

...Drill Rods Sealing Options Reverse Circulation Drill Rods 4 1/2 inch Reverse circulation drilling rods and inner tubes have outstanding quality, thread Strength and Wear life. Our 4 ½" RRE drill string is still going strong after 3 years in the field. We rely on Roschen quality and service to keep us drilling Tool Joint Spanner Flats Reverse Circulation Drill...

Brand Name:ROSCHEN

Model Number:3", 3 ½", 4", 4 ½", 75mm and 78mm

Place of Origin:China

.... The end piece contains either a male ("pin") or a female ("box") thread, which permits interconnection of two drill pipes. The entire drill string is subjected to extremely high loads during drilling, and the thread is always the most

Brand Name:ROSCHEN

Model Number:3.125", 3.375" , 4.125",

Place of Origin:CHINA

...thick-walled tube to apply weight to the drill bit. Normally, a drill collar is threaded at both ends, male on one and female on the other. Except for thickness as a special characteristic, a drill collar owns other unique features, gravity, rigidity, etc.

Brand Name:TR Solids Control

Model Number:TRAJT

Place of Origin:Xi'an China

... 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

Brand Name:TR Solids Control

Model Number:TRAJT

Place of Origin:Xi'an China

...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

Brand Name:TR Solids Control

Model Number:TRDXS

Place of Origin:Xi'an China

... Top Drive Product Overview Inside BOP is a device that can be installed in the drill string that acts as a check valve allowing drilling fluid to be circulated down the string but prevents back flow. The valve is opened and closed by spindle 90° rotation...

Brand Name:GLORYTEK

Model Number:DHD, SD, Ql, Mission, Numa, Cop

Place of Origin:China

...powered by compressed air transmitted via drilling rod to drive piston and produce impact power, which is then delivered into rocks for drilling and crushing. DTH drilling can be applied in mining, quarrying, water well drilling, foundation piling, etc.

Model Number:All types

Place of Origin:China

Oil and Gas API 5DP Steel Drill Pipe Grade E75, G105, S135 Drill Rod, Oil Drilling Pipe Oil and Gas API 5DP Steel Drill Pipe Grade E75, G105, S135 Drill Rod, Oil Drilling Pipe Drill pipes are widely used in mining, geological exploring and all kinds of ...

Brand Name:MIROC

Model Number:4148300404-4148300573

Place of Origin:Shangdong,China

...bits, tapered drill rods and integral drill rods, mainly used for mining, coal cutting, tunneling, rock cutting in quarrying. Drill rod using thread system. Drilling precision can be further improved by using this as the first rod in a normal drill string.

Brand Name:MIROC

Model Number:T51

Place of Origin:China

... steels. We are able to supply full range of drifting & tunneling drill rods and other drilling tools.Drilling precision can be further improved by using this as the first rod in a normal drill string. We are able to supply the full range of drill rods in

Place of Origin:Hebei,China

...drilling pressure and drill string rotation, the teeth are crushed and fed into the rock, while generating a certain amount of sliding and shearing the rock. During the drilling process, the cone bit not only has an impact effect, but also has the function of crushing and shearing the rock in the formation, so it can adapt to various soft, medium, and hard formations. In addition, three cone drill...

Place of Origin:Hebei,China

...under the action of drilling pressure and drill string rotation, the teeth on the roller cone impact and press into the formation, achieving crushing effect; At the same time, the sliding of the roller generates shear ...

Brand Name:Techcore

Model Number:7" RTTS Circulating valve

Place of Origin:CHINA

Slim Hole Tubing String Test Valve TTV For Downhole Drill Stem Testing The TST (Tubing String Testing) valve is a full-opening valve used to pressure-test the drillstem test string while running in the hole. The valve is operated after it is stung into a ...

Brand Name:ROSCHEN

Model Number:Well Drilling Pipe

Place of Origin:CHINA

.... The end piece contains either a male ("pin") or a female ("box") thread, which permits interconnection of two drill pipes. The entire drill string is subjected to extremely high loads during drilling, and the thread is always the most

Brand Name:Longway

Place of Origin:China

...Drill Pipe Swivel HDD Drilling Tools Professional Manufacturer Product Description The BAIWEI drill pipe rotation device can be operated on any pipe string that has potential problems reaching the target depth due to friction issues, usually in horizontal, horizontal extension drilling (ERD) wells. Our Langwei™ rotary drill bit is a rotating tool for drill string deployment, which promotes the rotation of the drill...

Brand Name:GLORYTEK

Model Number:DHD, SD, Ql, Mission, Numa, Cop

Place of Origin:China

...Drilling Hammers for Water Well Drilling and Hard Rock Drilling DTH (down-the-hole) drilling involves a drilling hammer at the bottom of a drill string, the hammer is powered by compressed air transmitted via drilling rod to drive piston and produce impact power, which is then delivered into rocks for drilling and crushing. DTH drilling can be applied in mining, quarrying, water well drilling...

Brand Name:GLORYTEK

Model Number:DHD, SD, Ql, Mission, Numa, Cop

Place of Origin:China

...Drilling Hammers for Water Well Drilling and Hard Rock Drilling DTH (down-the-hole) drilling involves a drilling hammer at the bottom of a drill string, the hammer is powered by compressed air transmitted via drilling rod to drive piston and produce impact power, which is then delivered into rocks for drilling and crushing. DTH drilling can be applied in mining, quarrying, water well drilling...