EXPLOSIVES & BLASTING
Automation and digitalisation of the drill and blast process are also key ® parts of MAXAM's R&D focus. . The company is currently engaged in the Spain-based TUÑEL. investigation project, which looks to address the competitiveness of the . drilling and blasting cycle in mining and underground works, "through the
Mechanised Mine Production
Mechanised mine production incorporates the use of mechanical equipment in the drilling, blasting, loading and haulage of ore from producing levels underground to surface stockpiles or Run of Mine (ROM) for the next step in the processing cycle. Safe Extraction.
Mechanised Drill & Blast Programme | Mining Equipment …
This programme focuses on providing sustainable mechanised solutions to the gold and platinum mining industries through the Isidingo Drill Design Challenge launched in 2018. Two MEMSA members, HPE and Novatek, delivered drill prototypes to the Mandela Mining Precinct where they were successfully tested, illustrating both Novatek and HPE's adherence to the primary …
The implementation of mechanized breast mining and …
Breast mining trial was successful, all the planned safety, productivity and cost objectives were achieved.' Underground lessons Different mining companies see the application of XLP mining equipment in different ways, in the 2006 paper it was stated that 'The choice of mining method and the application of the equipment were equally ...
Murray & Roberts Cementation raises the bar on mechanised mine …
The learners experience the full value chain of mechanised mining activities, from waiting place meetings, entry exam and safe declaration through to face preparation, marking, drilling, charging ...
UP to launch research centre for mechanised mining systems
The University of Pretoria (UP) is set to host the South African Mining Extraction, Research, Development and Innovation (SAMERDI) Research Centre for Mechanised Mining Systems in its Faculty of ...
Blasting in Underground Coal Mines
Blasting in Coal Mines •Modern mechanised coal mines use machines and longwall mining methods to cut solid coal and convey the broken coal out of underground ... enable commencement of longwall mining operations. • Drill & blast methods were used in a coal mining environment, • utilising both standard explosives and permitted explosives. The
MECHANISED MINING AT A SEMI-STEEP DIP.
The mine's ore body does not lend itself to Conventional Trackless Mining, as it dips at between 18-30 degrees, thus an innovative mining method had to be developed to attempt trackless mining in these challenging conditions. Currently (2002) both Mechanised operations are in a build up phase, with the 16W area planned to
Semester
DRILLING AND BLASTING Course Code 21MN32 CIE Marks 50 Teaching Hours/Week (L:T:P: S) 3 :0:2:0 SEE Marks 50 ... Mechanised Cutting: Ripping, Cutting using ± surface and underground machinery, rock breakers. ... its various branches and its application in mining engineering. Mineralogy: General properties; Bowen ¶s Reaction Series ...
Emerging trends in drilling and blasting technology
Emerging trends in drilling and blasting technology: concerns and commitments Pijush Pal Roy 1 Received: 27 October 2020 /Accepted: 11 March 2021 # Saudi Society for Geosciences 2021 Abstract In conventional blasting when explosive is detonated, it releases huge amount of effective and non-effective energies that can
Mechanical Excavation and Drilling and Blasting – A
This paper aims to estimate and compare the advancement rate between the mechanical excavator and drill and blast method using simulation with AutoMod. This study has been done …
Drill and Blast Productivity
Reduce drill and blast costs. Advanced blasting technology and clever blast design can improve the utilisation of the drilling fleet and reduce capital and operating costs without compromising productivity. Matching explosive energy to geology enables …
Non-explosive mechanized and intelligent mining/heading …
The non-explosive mechanized mining and heading is an alternative approach to traditional drilling and blasting method for excavating the deep hard rock, the intellectualized …
Drilling and Blasting
Environmentally Safe and Efficient Drilling and Blasting SubSystemsCMRI Contributions ... Hammer Drilling hole drilling hydraulic improved increase India Indian Standards initiation system jumbos loading manufacturers mechanised meter method metres MINTECH Publications muck opencast mines optimum overburden ... Mining Engineering Division ...
An Overview of Drilling and Blasting in Mining
Drilling and blasting are central to mining operations, enabling the efficient extraction of resources from the earth. This article provides a comprehensive look at methods, technologies, environmental impacts, and …
ANGLO PLATINUM EXTRA LOW PROFILE (XLP) …
• Supply - mining and infrastructure equipment will be selected, sized and specified in accordance with appropriate Anglo Platinum specification Technology Developments: • XLP drilling rig tests at steeper dips at Amandelbult 16 West Decline as from May 2008. Potential for large scale roll out of XLP fully mechanised mining at Amandelbult and
Mechanization of underground mining: a quick look
In many mines, all personnel are removed from the entire underground mine prior to blasting. The D & B cycle can be planned and executed efficiently, but the stop–and–go intermittent nature of the work has a huge impact on the operations of the whole underground mine. ... A 73RM-AC Raise Drill working at LKAB mine in Sweden; (b) A model 34 ...
TECHNOLOGY OF COUPLED PERMEABILITY …
"three-soft" coal seam in the Zhengzhou mining area, a co-penetration technology of hydraulic punching and deep-hole pre-splitting blasting is put forward, and the mechanism of the co …
Murray & Roberts Cementation presents 'mock-up
Through its new mechanised mining 'mock-up' facility, Murray & Roberts Cementation says it is giving equipment operators and supervisors a more realistic learning experience. This enhances safety and is more cost effective than doing this level of training on a working mine, argues Education, Training and Development Executive, Tony Pretorius.
semi+mechanized+mining | Indian Case Law | Law | CaseMine
It is stated that Ext.P4 Environmental Clearance has been issued for open cast semi mechanised mining. Ext.P5 mining plan permits use of...specifies open cast Semi mechanised mining process with drill machines and use of appropriate explosives for blasting. Ext.P5 mining plan 9...
Hard-rock room and pillar mining best practice industry …
Centre for Mechanised Mining Systems at the University of the Witwatersrand ... production over nearly three years on one mine, from drill Figure 1. Accumulated fleet performance over three years ... of ten hours each, seven days per week and blasting twice per day. If the number of rooms per section is based on the average production then that ...
What's new in automated drilling and blasting?
Drilling and blasting is one of the most dangerous mining processes undertaken. Degrees of automation enable drill rigs to do much of their work independently, effectively removing people completely, or lessening …
Inverse box hole blasting at Kusasalethu Mine
We changed to a mechanised method, combining inverse box holes with drop raising. "This new mechanised method entails drilling the ore pass from the bottom of the rock upwards at an angle using an automatic drilling machine. This minimises the number of people physically involved in the drilling and blasting of the ore passes."
Presidential Address: The mechanisation of UG2 mining …
intensive conventional mining method of drilling with hand-held jackhammers, and cleaning stope panels and gullies with scraper winches. This method has been labour ... mines (and others), introduced mechanised mining methods with much success. However, few gold or platinum mines have been able to make a 1-m wide stoping width viable by moving ...
MECHANISED MINING AT A SEMI-STEEP DIP.
Mining a 1.3m UG2 reef, semi-to steeply dipping (18-20 degrees) using mobile machinery traveling on apparent dips (9-12 degrees), using throw blasting and smart bolting as support.
Overlying strata movement law and rockburst prevention
The schematic diagram of the on-site drilling and blasting layout is shown in ... S. R. et al. Mechanics evolution characteristics analysis of pressure-arch in fully-mechanized mining …
Mechanised Mining Systems (MMS)
Mechanised Drill and Blast (MDB) "Mining safely and effectively, with zero exposure" The Mechanised Drill & Blast programme is targeted at providing sustainable mechanised solutions to the gold and platinum mining industries by introducing disruptive technologies to facilitate zero harm and achieve financially sound underground mining operations with consistent production …
Long-hole raise blasting in a single shot: Assessment of void …
Jimeno CL, Jimeno EL, Carcedo FJA. Drilling and Blasting of Rocks. Balkema, Rotterdam;... Bilgin N, Copur H, Balci C. Mechanical excavation in mining and civil industries. CRC press;... Ferreira PH. Mechanised mine development utilising rock cutting and boring through raise and blind boring techniques.... O. Su et al.
Mechanised Mining Drilling And Blasting
A Trade-Off Study Between Drill & Blast Operations and … The work is aimed at determing the most suitable mining method between blasting technique methods (conventional B and P, conventional breast, mechanised B and P, and mechanised breast) and rock cutting technique method (reef boring which involves the drilling of narrow tabular reef and extracting the …
MECHANISED MINE DEVELOPMENT UTILISING ROCK …
Mechanisation includes mechanized drill, blast, support and cleaning methods, generally for flat to 10° inclined or declined excavations in Southern African mines, with special methods and …