CMIC Underground Continuous Mining Projects Update

•The first priority is to confirm the commercial rate of cutting in hard rock •Safety of the MRE process vs Drill and Blast •Understand what is possible for versatility\maneuverability •This will come at the expense of advance rate •First step to the future of continuous mining

Get Price

Mining Underground mining |

Mining Mining Underground mining: When any ore body lies a considerable distance below the surface, the amount of waste that has to be removed in order to uncover the ore through surface mining becomes prohibitive, and underground techniques must be considered. Counting against underground mining are the costs, which, for each ton of material mined, are much higher underground than on the ...

Get Price

Mining Jumbo KJ311 for Sublevel Caving for Gypsum ...

Mining Jumbo KJ311 for Sublevel Caving for Gypsum extraction,Tunneling Drill Rig for sale, US 300,000 500,000 / Set, New, Rotary Drilling Rig, from Zhengzhou Qugong Machinery Equipment Co., Ltd. on

Get Price

Jeep Mud Flaps | Quadratec

Mud flaps help keep mud, dirt, water and anything else being kicked up by your tires from flying up on to your Jeep's body. They also help keep small rocks and other debris from being thrown at …

Get Price

Development Drill Rigs Mining Jumbos For Optimal ...

DD321 is a twoboom, electrohydraulic mining development drill rig engineered to excel in demanding conditions and multiple applications. The various options of this mining jumbo make it suitable for a range of tasks, most commonly face drilling, crosscut drilling and bolthole drilling.

Get Price

Hard Rock drilling YouTube

Sep 16, 2014· Animation showing cluster drilling methodology developed by Piling Contractors to construct retaining pile walls in up to 400MPa rock. Project Q1051.

Get Price

hydraulic hard rock drilling machine

offers 3,723 hydraulic hard rock drilling machine products. About 78% of these are mine drilling rig, 1% are mining machinery parts, and 1% are drill bit. A wide variety of hydraulic hard rock drilling machine options are available to you, such as ore, water well, and coal.

Get Price

ExtremeTerrain | Customize Your Ride

can help you build your ultimate Jeep Wrangler with performance accessories, armor, lighting and more. Our experienced Jeep Enthusiasts can …

Get Price

Mine Graveyard | Used Mining Machinery Australia

Mine Graveyard specialises in Used Mining Machinery Australia. Mine Graveyard is FREE to browse and FREE to advertise plus we personally promote your used mining machinery for …

Get Price

Barrick Gold Corporation News HighTech Mining in the ...

May 15, 2018· Step 1 Drill Jumbo drillers drill holes into hard rock to load with explosives for a blast . ... Truck breakdowns can bring operations to a halt, especially if it’s on the ramp leading from an open pit. Another recent success at Cortez is the “Asset Health Tool” app, which is making major strides in flagging probable part failures to ...

Get Price

Tunnelling SlideShare

Nov 22, 2014· Drilling pattern for holes of explosives may differ depending upon rock type, cross section, experience expertise and type of explosive suggested. Methods are similar in principle like Full Face Method Top Heading and benching Drift Method Continued 20. Tunneling through hard rock almost always involves blasting.

Get Price

Herrenknecht AG / CIM Annual Convention 2019

Shaft Drilling Jumbo (SDJ) For the conventional construction of shafts in hard rock Herrenknecht has developed the new Shaft Drilling Jumbo on the basis of tried …

Get Price

Equipment selection QueensMineDesignWiki

The equipment selection process for an underground mine design plan has an extremely wide scope as there are a myriad of parameters to consider when incorporating mobile and stationary equipment in hard or soft rock mining applications. This article primarily focuses on the initial selection of mobile equipment in hard rock mining operations.

Get Price

Jeep Wrangler Forum Jeep Wrangler Owners Community

Jeep forum dedicated to the discussion of the Jeep Wrangler. Friendly, knowledgeable, and helpful Jeep community.

Get Price

Rock splitting solution on Hong Kong bypass

Mar 23, 2017· Rock splitting solution on Hong Kong bypass 23 Mar 2017. Shani Wallis, TunnelTalk. ... a maximum of 5m of unsupported length per round and the bench following at a distance of about 30m to accommodate a ramp and space for the drilling jumbo on the bench (Fig 4). ... Performance of NATM hard rock tunnelling for large span mined tunnel underneath ...

Get Price

Rock Hard 4x4 Parts

Rock Hard 4x4 has made a name for itself in the offroader community – and for good reason. As well as providing superior rock sliders, skid plates, and side steps for cars, Rock Hard 4x4 also offers industryleading bumpers and tire accessories to help adventurers get the …

Get Price

Grant Rochon Technical Expert, DMLZ Mine ...

There are many hard working people from coast to coast that support their families through direct and indirect employment in the oilsands. ... run all equipment used in the mechanized style of underground mining, including electric / hydraulic 2 boom jumbo, and rock bolt jumbo, specializing in ramp development. ... jumbo drill operator di PT ...

Get Price

Cage Call: Life and Death in the Hard Rock Mining Belt ...

Driving a ramp with a jumbo drill, for the Kidd D Mine expansion, 8000 foot level, Kidd Creek Mine, Timmins, Ontario. From the book Cage Call: Life and Death in the Hard Rock Mining Belt. An indepth project spanning over 12years examining communities in one of the richest mining regions in the world located in Northwestern Ontario and Northeastern Quebec in Canada.

Get Price

Rock drills USA

Rock drills We offer rock drills with speed, lower impact force, turning and flushing when drilling holes. ... Petrol rock drill. When you combine high impact rate and lower impact energy with rotation, you get a very powerful drill. Pneumatic rock drills. Surface, underground and DSI rock drills Pusher legs. Pusher legs support in production ...

Get Price

Ramp Runner 2MB Jumbo

THE MTI Ramp Runner 2 two Boom Hydraulic Drill Jumbo is designed for drilling vertical, horizontal and angled holes in underground production and development headings. It features two hydraulic percusion drifters designed to drill headings 19′ 11″ by 27′ 2″ ( m by m).

Get Price

Rig of the Month Sun Machinery

SPEEDSTAR SS40 (Ref14180R). Manufactured 1981, stacked triple drum drawworks with PO218 air clutches, hydromatic brake, make up and breakout catheads, 60" single piece hydraulically raised mast, night lights, McKissick 50 ton 3sheave traveling blocks, King 50KG 3" water course mud swivel, 41/2" x 38' long square kelly, mounted on 8 x 4 Crane Carrier with Detroit 8V71 diesel engine ...

Get Price

Underground mining (hard rock) Wikipedia

Underground hard rock mining refers to various underground mining techniques used to excavate hard minerals, usually those containing metals such as ore containing gold, silver, iron, copper, zinc, nickel, tin and lead, but also involves using the same techniques for …

Get Price

News Australian Mining

Established in 1908, Australian Mining magazine keeps you informed on the latest news and innovation in the mining industry Mining News

Get Price

Underground Mining Methods and Equipment

The selection of underground mining methods is primarily based on the geological/spatial ... A ramp is an in clined opening connecting levels or stopes to ... drilling and blasting are usually employed when the ore is too hard for cutting. A drifting jumbo equipped with one or multiple rock drills is employed for penetrating horizontal

Get Price

Tunnel Construction: Soft Ground and Hard Rock | HowStuffWorks

Hard Rock Tunneling through hard rock almost always involves blasting. Workers use a scaffold, called a jumbo, to place explosives quickly and safely. The jumbo moves to the face of the tunnel, and drills mounted to the jumbo make several holes in the rock.

Get Price

Shaft construction QueensMineDesignWiki

Shaft construction. ... Foldable jumbo drills are used for all of the drilling down at the base of the shaft. The jumbos are lowered down to the working face and then its legs are expanded to allow for vertical drilling. They are removed after drilling is complete to allow for blasting. ... Hard Rock Miner's Handbook. North Bay: McIntosh ...

Get Price

Hard Rock Equipment Mining Technology

Nov 17, 2015· has an extensive product suite of hard rock equipment, including hydraulic jumbo drills, inthehole production drills, loaders, and trucks. Our full line of heavyduty development and production drilling jumbos for mining and tunneling use Montabert HC series drifters and Intelsense ...

Get Price

DD2710 Designed For Underground Hard Rock Mines ...

DD2710 is a development drill rig designed for underground hardrock mines that require very high capacity and reliability. It offers a good performancetocost ratio for x drifts. This drill rig will give you tools increases productivity, improves safety and lowers operating costs.

Get Price

Jumbo Drilling YouTube

Jul 03, 2008· His Veins Run Cold When He Realizes Who's Been Haunting The Homestead All Along Duration: 19:49. Homesteading Off The Grid 3,488,863 views

Get Price

Rock Drills: Pneumatic/Air, Hydraulic and Gas Powered Rock ...

Choosing a Rock Drill. First – it is important to understand that a percussion rock drill does not cut through rock. Each blow shatters the rock in front of the bit the steel and bit then rotates slightly and it shatters new rock while air is blown down the center of the drill steel clearing the bit face and blowing the chips up and out of the hole.

Get Price

LPG Caverns Storage | Rock (Geology) | Liquefied Petroleum Gas

LPG Caverns Storage Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. ... 38 39 40 Gas Cavern Construction 41 Access Ramp (AR) Upper Connection (UC) ... (For Hard Rock) Two Boom Jumbo (Used for drilling in hard rock) Excavation using Road Headers (For Soft Rock) ...

Get Price

Getman Corporation About Us

Getman Corporation is a global supplier of mobile equipment to the mining industry, offering customerspecific solutions to underground mines in the production and production support classes of equipment. All Getman equipment is designed with extensive research and development and is supported by over sixty years of experience in serving the underground mining industry.

Get Price

Drilling jumbo Wikipedia

A Drilling jumbo or drill jumbo is a rock drilling machine.. Use. Drilling jumbos are usually used in underground mining, if mining is done by drilling and are also used in tunnelling, if rock hardeness prevents use of tunnelling machines.

Get Price
Top