reverse circulation drilling method

...inner bore of the rod and returning from the borehole to the ground.The liquid (gas) flow of the is compared wit...

... sample results, and speed of operation for shallower holes, is becoming increasingly popular around the globe. In fac...

... and production technology from the Giant Research Institute. Rock dust can be effectively collected through a dust collector, avoiding en...

...designed to facilitate the , where fluid is pumped down through the inner tube of the rod and returns t...

... (RC) pipe for ing Product Description This series of pipes can increase the ...

...(RC) rod rc rods pipe for geological research This series pipes can increase penet...

... Rig The picture of Rig What is the technical parameter of our...

...double pipe or Dual Wall pipe. It consists of two layers of inner and outer pipes (called inner pipe and outer pipe). The inner a...

... and has a wide range of applications.The feed stroke is large and there is no active rod, which reduces the auxiliary time ...

... engineering rig The technology using sand and gravel pump ( centrifugal pump ) to create ...

Rig is a new multi-purpose, high-efficiency, environmental protection, multi-track-type rig. ...

... bit description: technology has witnessed remarkable advancements over the years, with bits standing out as a p...

... Geotechnical Machinery. GK-200 core GK-200 ing rig is developed to synthesize the advantages of various ing rigs. The new kind of ...

... rig DFC-200 1.Rotary rig, truck chassis on basis of CHANA TRUCK, it is including the main transmit, transmiss...

... penetration than RAB or air core ; it is cheaper than diamond coring and is thus preferred for most mineral exploration work. We are a lea...

..., high-way and building construction, blast-hole etc. 3. With hydraulic feeding device, and high efficiency. 4. Close levers, con...

DTH Drill Bits Energy efficient PR54 Reverse Circulation drill bits Description Hunan New Diamond offers top quality DTH hammers and bits which have b...

4.5" R.C. DTH Hammers RE542 Advantages: R.C.Drilling, referred to as " Centre Sample Recovery" or " Dual Wall Drilling",employs a Dual Wall Pipe where...

Bit DTH Button Bit DTH Tools for H-RC4 MIC5 HPR5 DTH Hammers And Button Bits DTH Hammers Are Used For High Air Pressure Mining Dth...

... Fishing Magnet Product Description Fishing Magnet is a junk retrieval tool designed to effectively remove metal particles, shav...