open pit method of mining bitumen

What is In Situ? - Cavalier Energy Inc.

There are two different methods of producing oil from oilsands: open-pit mining and in situ (latin, meaning “in place”) technology. Bitumen close to the surface is mined. Bitumen deep within the ground is produced in situ using specialized extraction techniques.

Extraction of Resources | Geology

Open-pit mining, or open-cast mining is a surface mining technique of extracting rock or minerals from the earth by their removal from an open pit or borrow. This form of mining differs from extractive methods that require tunneling into the earth, such as long wall mining.

vsIn Situ FACT SHEET - pembina.org

The steam heats the bitumen so it can flow to a well and be pumped to the surface. In situ producers are investigating techniques that use solvents and other extraction methods, but to date none are employed in commercial operations. Surface Mining In mining operations, bitumen-laden oil sands are mined using trucks and shovels. The trucks ...

Oil Sands Mining | Student Energy

There are two different methods of producing oil from oil sands: open-pit mining and in situ. Bitumen that is close to the surface (less than 75 metres) is mined. Approximately 20% of oil sands are recoverable through open-pit mining.

Why mining of Canada’s tar sands is worrying – We Don't ...

The viscous nature with the combination of clay, sand, water and bitumen makes mining of the tar sands difficult. Deposits of tar sand near the surface can be extracted by open-pit mining.

Open-pit mining - SourceWatch

Open-pit mining or opencast mining refers to a method of extracting rock or minerals from the earth by their removal from an open pit or borrow. It is a form of surface mining. The term is used to differentiate this form of mining from extractive methods that require tunneling into the earth, like longwall mining.

Tar Sands Mining......in Kentucky? | Kentucky Waterways ...

Apr 05, 2013· The project involves the surface mining, via what appears to be an open pit method, of a sandstone geologic formation that includes hardened asphalt, or bitumen, which is heavy oil–the same type found in the Canadian tar sands. The mine location …

Open-pit mining - Wikipedia

Open-pit mining is to be considered one of the most dangerous sectors in the industrial world. It causes significant effects to miners health, as well as damage to the ecological land. Open-pit mining causes changes to vegetation, soil, and bedrock, which ultimately contributes to changes in surface hydrology, groundwater levels, and flow paths.

Open-pit mining | Britannica.com

Open-pit mining methods can be employed where thick deposits occur near the surface. Earth-moving equipment is used to strip and stockpile the topsoil, remove and dispose of …

pit open pit method of mining bitumen

pit open pit method of mining bitumen open pit method of mining bitumen - agemo.be. open pit method of mining bitumen. SUAMG Machinery is professional mineral processing equipment manufacturer in the world, not our equipment has the excellent quality, but also our product service is …

Basics of openpit mining - SlideShare

Mar 13, 2012· What is Opencast Mining• Opencast mining is also known as Open pit mining, Open cut Mining, Surface or Strip Mining.• The coal upto economical depth will be excavated by OC Method.• The current operating depth of OC mines in SCCL is about 200m and SCCL proposed to operate OC mines upto a depth of 420m. Ex: MNG OC II Extension Project.•

Open Pit Mining Techniques|Surface Mines|Rock or Mineral ...

Open-pit Mining Open-pit mining, also known as opencast mining, open-cut mining, and strip mining, means a process of digging out rock or minerals from the earth by their elimination from an open pit or borrow. The word is used to distinguish this type of mining from extractive methods …

Athabasca Oil Sands Project, Canada - Mining Technology ...

Open pit mining / Clark extraction; SAGD, CSS, VAPEX & THAI in-situ methods ... Map showing the extent of the Athabasca Oil Sands. Oil sand bitumen is a mixture of sand, water and clay. ... viable. According to the National Energy Board, although some 33m³ of natural gas is needed to produce one barrel of bitumen from in-situ methods ...

The Advantages of Open Pit Mining | Sciencing

Mar 13, 2018· Open pit mining is the preferred method for mining gold, silver, and uranium. This type of mining is also used to dig for coal and building stone.

Open Pit Mining - an overview | ScienceDirect Topics

Strip mining is the process of mining a seam of mineral by removing a long strip of overlying soil and rock. Strip mining is a practical type of mining when the ore body that is to be extracted is near the surface. Open-pit mining is the process of extracting rock or minerals from the earth through their removal from an open pit or borrow.

Athabasca oil sands - Wikipedia

Only 20 percent of bitumen can be extracted using open pit mining methods, which involves large scale excavation of the land with huge hydraulic power shovels and 400-ton heavy hauler trucks. Surface mining leaves toxic tailings ponds. In contrast, in situ uses more specialized techniques such as steam-assisted gravity drainage (SAGD).

Reading: Open-Pit Mining | Geology - Lumen Learning

Reading: Open-Pit Mining Open-pit mining , or open-cast mining is a surface mining technique of extracting rock or minerals from the earth by their removal from an open pit or borrow. This form of mining differs from extractive methods that require tunneling into the earth, such as long wall mining.

BITUMEN IN NIGERIA - Heinrich Böll Stiftung Nigeria

Open pit surface mining of bitumen in Canada. This aerial image shows a massive ... that Nigeria would use similar methods to extract bitumen as Canada, as the re-serves are geologically similar. Though- ... The Future of Bitumen in Nigeria Bitumen Depth determines which extraction method(s) can be used

Rubber-modified bitumen materials for open-pit enterprises

Rubber-modified bitumen materials for open-pit ... has belonged to open-pit mining, which is the most ... and safest method. The scale of open-pit mining is increasing, both through an increased intensity of work at quarries and through the development of fields lying at depths of 300 m or more. As a result of this, there has been an ...

Basics of openpit mining - SlideShare

Mar 13, 2012· What is Opencast Mining• Opencast mining is also known as Open pit mining, Open cut Mining, Surface or Strip Mining.• The coal upto economical depth will be excavated by OC Method.• The current operating depth of OC mines in SCCL is about 200m and SCCL proposed to operate OC mines upto a depth of 420m.

Heavy oil and tar sand | Britannica.com

The bitumen in tar sands can be recovered by surface mining. Open-pit mining methods can be employed where thick deposits occur near the surface. Earth-moving equipment is used to strip and stockpile the topsoil, remove and dispose of the overburden, and excavate the tar sand.

Open-Pit Mining Methods

Open-pit mining methods are applicable to mining ore deposits that apex at or near the surface. If the deposit apexes below the surface, the overburden and barren capping overlying the ore must be removed in advance of open-pit mining. The removal of this material is known as stripping. The stripping-pit limits must be extended beyond the limits of the ore pit to provide a bench, and the pit ...

Open-Pit Mining Definition – Anglo American

Open-pit mining, also known as opencast mining, is a surface mining technique that extracts minerals from an open pit in the ground. Open-pit mining is the most common method used throughout the world for mineral mining and does not require extractive methods or tunnels.

BITUMEN IN NIGERIA - Heinrich Böll Stiftung Nigeria

Open pit surface mining of bitumen in Canada. This aerial image shows a massive open pit surface mine in Alberta, Canada. The foreground of the image shows the remnants of the boreal forest that was re-moved across the site. This middle ground of the image shows an active mining pit, while the background shows a tailing pond

Mining of Oil Shale - Encyclopedia of Life Support Systems

UNESCO – EOLSS SAMPLE CHAPTERS COAL, OIL SHALE, NATURAL BITUMEN, HEAVY OIL AND PEAT – Vol. II - Mining of Oil Shale - Ingo Valgma and Jialin L. Qian ©Encyclopedia of Life Support Systems (EOLSS) The second known region is the Volga oil shale area, which exploits deposits located in

Surface Mining Techniques used in the Oil Sands | Oil ...

Surface mining is defined as the extraction of ore from an open pit or burrow. Surface mining is sometimes known as open-pit, open-cut or open-cast mining and is only commercially viable if the deposit is located relative close to the surface. Less than 20% of Alberta's bitumen reserves are close enough to the surface to be mined.

Alaska Tar Sands

Jan 07, 2016· The in-situ method will account for 80% of the total bitumen collected and open pit mining will only retrieve 20%. The open pit mining method requires large scale excavation of the land with huge hydraulic power shovels and 400-ton heavy hauler trucks.

Company plans to strip mine oil sands in northwest Alabama ...

MS Industries intends to recover bitumen exclusively through open pit mining, eschewing the more controversial method of injecting steam into wells to liquefy it and pump it to the surface.

Mining for Bitumen | Oil Sands Magazine

Although exact circuit configurations vary among the operations, a typical oil sands mining facility consists of the following unit operations: an open-pit (or surface) mine. a bitumen production circuit where the bitumen is separated from the solids and water. a tailings storage facility or pond, where solids are stored and process water is ...

open pit method of mining bitumen,Tar Sands as a US Energy ...

open pit method of mining bitumen - 150-200TPH Cobble , Nuclear Power in Canada Appendix 2: Alberta Tar Sands Open pit strip mining remains the main extraction method, but two in situ , These methods inject steam into , Contact Supplier. about open pit coal mines in pakistan .

open pit method of mining bitumen,Tar Sands as a US Energy ...

The future of the oilsands industry - Slave River Journal - open pit method of mining bitumen ,, is the most popular in-situ mining method Steam warms the bitumen, , the debate from open-pit mining , popular method of in situ mining today is Steam , Canada's oil spill that can't be stopped - RTCC , since much of its resources cannot be extracted through traditional open-pit mining techniqu ...

open pit method of mining bitumen - marinetaxis.co.za

Athabasca Oil Sands - Mining Technology. Mining methods have changed since the launch of the first large-scale mine, with ... for open-pit mining, have led to the use of in-situ alternatives gaining ground. ... come to replace open mining as the main means of bitumen production from...