Excelsior Mining Corp

2021-8-26 · In-situ recovery (ISR) is a non-invasive mining method whereby boreholes or "delivery wells" are drilled into an ore-body, through which a dilute solution is pumped to dissolve the target minerals or metals. The solution moves through the rock in a controlled manner to nearby recovery wells, where it is pumped back to the surface for ...

US8998345B2

An improved solution mining method for a soluble target layer comprising a target material such as potash, wherein an elongate sump is developed within a salt layer underlying the target layer, with generally horizontal wells extending through the target layer to empty into the elongate sump, the sump capable of storing at least a portion of the salt liberated from the target layer so that an ...

Mining

Mining. Marriott carries out deep mining exploration boreholes including boreholes for potash with particular experience in the use of heavy duty mining wireline systems for large diameter high quality core and the associated testing programmes. These coring systems have also been successful used in boreholes that have been side-tracked to ...

CDC

A potential solution is to use a surface-based monitoring system having sensors placed in boreholes above and adjacent to the underground mine workings. These sensors must be capable of detecting and locating strata fracturing associated with rock failure events. …

Mining solutions

2021-6-14 · mining process used to recover minerals such as coal,copper and uranium through boreholes drilled into a deposit, in situ. In situ leach works by artificially dissolving minerals occurring naturally in a solid state.

Probe | O-pitdev | Portugal

The new solution presented by O-Pitblast offers a quick way to make accurate reading of quarry and mining boreholes. O-Pitdev provides a number of innovations, including direct and wireless communication with the smartphone, thus bringing agility, lower …

LW Methane Drainage Boreholes. Part of the Solution or ...

2021-3-5 · The problem with using boreholes in the goaf is that for every cubic metre of methane extracted via boreholes it has to be replaced which draws intake air and oxygen into the goaf. At 4% Oxygen which Mr Baluso recommends as an upper trigger point for stopping gas flow, this represents one fifth or 20% of the normal Oxygen level or air.

Investigation of longwall goaf gas flows and borehole ...

2015-10-1 · The suction pressure of the boreholes of the CFD model is − 10 kPa, the same as the actual pressures for the surface boreholes at the mine site. As shown in Fig. 6, at that time when the face past 50 m over borehole 3#, the distance from the real boreholes of 1#, 2# and 3# to the working face is 530, 300 and 50 m respectively, which is ...

The right solution for MINING

2021-8-23 · The right solution for MINING After Sales Network Worldwide support whenever you need it Training Share our expertise: 70 years of pumping experience. VERTICAL LINESHAFT PUMPS ... around the mine site by using boreholes and removing water from the mine E Series ENDURANCE Series P Series K+ non-stop Series. Project URANIUM MINE - DARWIN PARK MINE

A meshfree generalized finite difference method for ...

2020-9-5 · Solution mining is used to extract underground water-soluble minerals such as salt and potash. A double-well convection process has been a preferred choice for solution mining due to its large recovery rate [2, 33]. As the name suggests, this involves the use of two boreholes …

DIRECTIONAL DRILLING SOLUTIONS FOR METHANE …

2018-3-29 · boreholes for improved methane drainage efficiency and longer drainage times. Developments in reservoir simulation and torque and drag modeling aid in selecting appropriate directional drilling solutions and secondary stimulation or ECMM applications. Geo-Steering technology provides the ability to maintain boreholes in-seam or in adjacent

Optimization of gob ventilation boreholes design in ...

2020-11-1 · Gob ventilation boreholes (GVBs) are widely used for degasification in U.S. longwall coal mines. Depending on geological conditions, 30–50% of methane can be recovered from longwall gob using GVBs. A NIOSH funded research at the Colorado School of Mines confirmed that GVBs can efficiently reduce methane at the face.

Solution Mining Research Institute Ebook PDF Download

2021-8-6 · Title: Solution Mining Research Institute Ebook PDF Download : Author: Solution Mining Research Institute MeetingSolution Mining Research Institute Fall MeetingTechnical Meeting P

Mining & Shallow Boreholes

Mining & Shallow Boreholes Avalon Sciences also offers bespoke shallow seismic solutions for civil engineering and mining projects. Shallow Borehole Seismic Range ASL has extensive experience in supplying bespoke retrievable, semi/permanent deployment of multicomponent seismic sensors for the application civil geotechnical engineering projects and mining …

Mining and Water Pollution — Safe Drinking Water Foundation

2016-12-17 · While there have been improvements to mining practices in recent years, significant environmental risks remain. Negative impacts can vary from the sedimentation caused by poorly built roads during exploration through to the sediment, and disturbance of water during mine …

(PDF) Introducing borehole mining

 · As can be seen from the illustration, BHM is a remote mining method of extracting of mineral resources through boreholes by high pressure water jets. …

Mining Methods Part IV Solution Mining

Topic 8: Mining Methods Part IV: In-Situ Leaching (ISL)/ Solution Mining Hassan Z. Harraz [email protected] 2015- 2016 This material is intended for use in lectures,

Rational Boreholes Arrangement of Gas Extraction from ...

In order to enhance gas extraction from unloaded coal seam by drilling borehole in the floor roadway, the mechanism of stress relief improving permeability by protective coal seam mining was analyzed. Based on the multiphysics field theory, the hydraulic-mechanical coupling model of gas extraction in the unloading coal seam was established, and the gas extraction process by drilling borehole ...

Supermariaworld / Inclined-borehole_in_an_anisotropic_mine

2018-11-14 · This program provides the analytical solution to borehole stress concentrations around boreholes drilled at an arbitrary orientation in an anisotropic rock formation. The input parameters include: borehole orientation, far-field stress orientation, borehole fluid pressure, elastic constants and orientation of the rock medium. This code was developed as part of a soon to be published paper "A ...

RPM Drilling

The company RPM Drilling has since 1984, under the leadership of Mr Roy Moore, established itself as a leader in water pneumatic drilling. Thanks to the support of thousands of loyal customers over the years, RPM today offers a wide range of precision methods for the sinking of boreholes. Your one way solution to registration of boreholes ...

Industry – DGI Geoscience

DGI has an extensive history of providing technical solutions for underground and open pit mining challenges. To support this work, DGI has engineered solutions for acquiring data in horizontally and upward drilled boreholes, with water retained to allow for …

Borehole radar

Borehole Radar (BHR) is an electromagnetic subsurface imaging technique which provides high detailed continuous orebody and structural delineation information for exploration, mine planning and geotechnical applications.. Continuous deployment systems for rapid up-hole sensing and survey tools for reef mapping to assist mine …

Solution mining

Geomole – Borehole radar - Mining3

Rockwell Borehole Drilling

2019-8-23 · Rockwell Borehole Drilling and Exploration (Pvt) Ltd. is one of the leading and reliable drilling companies in Zimbabwe. Having more than 30 years of experience in borehole drilling Industry, the company has been offering best drilling solutions in …

Mining Investigations | Ground Source Boreholes | Site ...

2021-8-23 · Mining Investigations | Ground Source Boreholes | Site Investigations ... Monitoring/Ground Source Boreholes. ... This site uses Google Analytics which is one of the most widespread and trusted analytics solution on the web for helping us to understand how you use the site and ways that we can improve your experience. These cookies may track ...

Borehole & Well Cameras

Well & Borehole Inspection Solutions. We offer a wide range of Laval Underground camera systems for every application and terrain, stand-alone cameras, lighting equipment, winches, reels and accessories.. Downhole video and camera inspections are an important …

Boreholes (Soil and Groundwater) Software Solutions

Geotech''s Enviro Spase software (pronounced like "space" for SPAtial databaSE) helps you display and analyze environmental data, such as field and laboratory data for water, as well as soil and air data. Enviro Spase runs within ESRI''s ArcGIS 10.1 or newer but does not currently run on ArcGIS Pro.

GOCAD® Mining Suite Base Module

2019-6-26 · deviated boreholes with its drillhole designer toolkit GOCAD Mining Suite Base Module provides a complete earth modelling and 3D-GIS solution for the mining industry. It is designed to build and query integrated exploration models for mineral exploration and geotech-nical hazard assessment. From data import to explora-

Drilling Solutions for Methane Drainage

2019-6-17 · In-mine pre-drainage: directionally drilled boreholes 8 Birdseye view of proposed directional drilling Advantages May be more cost-effective than surface pre-drainage Higher marginal costs than cross-panel boreholes, but may lower total costs Entire length of …

InyatiGroup

With turn-key solutions suitable for construction, mining, exploration and domestic industries we are able to meet the specific requirements of our clients. Mon - Fri : 10am - 8pm (012) 940 0507

Water Boreholes | Eca Group

For water boreholes, ECA Group provides innovative high tech and resilient solutions to meet the needs for inspection or measurement within various types of boreholes, related to ground water wells or underground gas storage wells and the needs for the …

Solution Mining and Salt Cavern Usage | SpringerLink

The current deepest salt solution operation is in the Barradeel concession in northern Netherlands in Zechstein Z2 salts and operating at depths around 2,800 m (Geluk et al. 2007). At depths greater than 2,000 m ongoing salt creep tends to reduce cavern size.