Archive | Mining Technology

Types of Drilling Methods used in Mining | Boring | Mining Technology

In this article we will discuss about the types of drilling methods used in mining. The types are: 1. Percussive Drilling 2. Rotary Drilling. Method # 1. Percussive Drilling: In this method which is the oldest one of drilling, the hole is drilled by striking a number at short in intervals on the rock by a chisel-type tool and between [...]

By |2018-09-16T14:31:05+05:30September 16, 2018|Boring|Comments Off on Types of Drilling Methods used in Mining | Boring | Mining Technology

Shaft: Site Selection, Shape, Depth & Pillar | Deep Mining | Mining Technology

In this article we will discuss about:- 1. Selecting Site of an Incline or Pit 2. Shape, Size and Number of Shafts 3. Depth 4. Shaft Pillar. Site Selection of an Incline or Pit: A number of factors have to be considered before selecting the site of a shaft or incline. In mountainous regions, inclines and shafts should be always [...]

By |2018-09-16T14:31:05+05:30September 16, 2018|Shaft Sinking|Comments Off on Shaft: Site Selection, Shape, Depth & Pillar | Deep Mining | Mining Technology

Opencast Mining (Quarrying): Methods, Advantages & Disadvantages | Mining Technology

In this article we will discuss about the opencast mining (quarrying):- 1. What is Opencast Mining? 2. Methods of Quarrying 3. Quarriable Limit 4. Formation of Benches 5. Manual Opencast Working in Coal 6. Removal of Overburden 7. Extraction of Coal 8. Advantages 9. Disadvantages. Contents: What is Opencast Mining? Methods of Quarrying Quarriable Limit Formation of Benches Manual Opencast [...]

By |2018-09-16T14:31:05+05:30September 16, 2018|Opencast Mining|Comments Off on Opencast Mining (Quarrying): Methods, Advantages & Disadvantages | Mining Technology

List of Equipment Used in Opencast Coal Mining | Mining

List of equipment used in opencast coal mining are: 1. Bulldozer 2. Craper 3. Ripper 4. Tractor Shovel 5. Dipper Shovel 6. Stripper Shovel 7. Pull Shovel or Hoe 8. Dumpers or Tippers 9. Drag Line 10. Road Grader 11. Rock Drills. Opencast mining is the oldest method of excavating minerals but the mining operations have been mechanised by the [...]

By |2018-09-16T14:31:05+05:30September 16, 2018|Opencast Mining|Comments Off on List of Equipment Used in Opencast Coal Mining | Mining

Blasting Techniques Used in Underground and Opencast Mines | Mining Technology

Read this article to learn about the blasting techniques adopted in underground and opencast mines. Blasting Techniques Adopted in Underground Mines: Drilling Patterns in Stone: Drilling patterns, also called shot-hole patterns, are named after the type of cut holes used and the principal patterns are: (1) Pyramid cut or cone cut (2) Wedge cut (3) Drage cut (4) Fan cut [...]

By |2018-09-16T14:31:05+05:30September 16, 2018|Blasting Techniques|Comments Off on Blasting Techniques Used in Underground and Opencast Mines | Mining Technology

Explosives Used in Mining: Properties, Types, Transport, Storage & Destruction | Mining Technology

In this article we will discuss about the explosives used in mining:- 1. Introduction to Explosives 2. Properties of Explosives 3. Transport and Storage 4. Destruction and 5. Types of Explosives. Introduction to Explosives used in Mining: Explosives are used in underground mines and quarries to break coal and other rocks. An explosive is a solid or a liquid substance [...]

By |2018-09-16T14:31:05+05:30September 16, 2018|Explosives|Comments Off on Explosives Used in Mining: Properties, Types, Transport, Storage & Destruction | Mining Technology

Underground Mining Equipment List | Mining Technology

In this article we will discuss about the equipment used in underground mining. The equipments are: 1. Safety Fuse 2. Detonating Fuse 3. Nonel 4. Raydet 5. Detonating Relays 6. Cord Relays 7. Circuit Tester 8. Crimper 9. Shot Firing Cables 10. Exploder 11. Magneto (or Dynamo) Exploder 12. Battery Condenser Exploder 13. Condenser Dynamo Exploder. Equipment # 1. Safety [...]

By |2018-09-16T14:31:05+05:30September 16, 2018|Mining Equipment List|Comments Off on Underground Mining Equipment List | Mining Technology

Types of Mine Supports: Timber, Iron and Steel | Rock Mechanics | Mining Technology

Read this article to learn about the types of mine supports. The types are: 1. Timber 2. Iron & Steel. Type # 1. Timber as Mine Support: Timber is the most commonly used material for support in a mine as it is cheap and easily available. Dry and seasoned sal (Hindi-Sakhwa) props and bars are used in some parts of [...]

By |2018-09-16T14:31:05+05:30September 16, 2018|Mine Supports|Comments Off on Types of Mine Supports: Timber, Iron and Steel | Rock Mechanics | Mining Technology

Depillaring: Arrangement, Precautions and Pillar Extraction Method | Mining Technology

In this article we will discuss about the depillaring:- 1. Introduction to Depillaring 2. Preparatory Arrangement before Depillaring 3. Depillaring By Caving (Method) 4. Depillaring of Contiguous Seams 5. Behaviour of Roof and Its Control during Depillaring 6. Precautions against Fire During and After Depillaring 7. Precautions against Inundation during Depillaring and 8. Pillar Extraction Method. Contents: Introduction to Depillaring [...]

By |2018-09-16T14:31:05+05:30September 16, 2018|Pillar Extraction|Comments Off on Depillaring: Arrangement, Precautions and Pillar Extraction Method | Mining Technology

Coal: Origin, Types, Energy, Formula, Rock, Constituents and Uses

In this article we will discuss about:- 1. Introduction to Coal 2. Origin of Coal 3. Ranking of Coal 4. Bended Constituents of Coal 5. Coal Analysis and Commercial Grades 6. Coking Coal 7. Coal Washing 8. Production of Petrol from Coal 9. Uses of Coal. Contents: Introduction to Coal Origin of Coal Ranking of Coal Bended Constituents of Coal  [...]

By |2018-09-16T14:31:05+05:30September 16, 2018|Mining Technology|Comments Off on Coal: Origin, Types, Energy, Formula, Rock, Constituents and Uses
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