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Frictional Ignition with Coal Mining Bits

Frictional Ignition with Coal Mining Bits PDF Author: Welby G. Courtney
Publisher:
ISBN:
Category : Coal-cutting bits
Languages : en
Pages : 36

Book Description

Frictional Ignition with Coal Mining Bits

Frictional Ignition with Coal Mining Bits PDF Author: Welby G. Courtney
Publisher:
ISBN:
Category : Coal-cutting bits
Languages : en
Pages : 36

Book Description

Frictional Ignition of Methane by Continuous Mining Machines in Underground Coal Mines

Frictional Ignition of Methane by Continuous Mining Machines in Underground Coal Mines PDF Author: Edward M. Kawenski
Publisher:
ISBN:
Category : Coal-mining machinery
Languages : en
Pages : 18

Book Description

Reduction in Frictional Ignition Due to Conical Coal-cutting Bits

Reduction in Frictional Ignition Due to Conical Coal-cutting Bits PDF Author: Lung Cheng
Publisher:
ISBN:
Category : Coal-cutting bits
Languages : en
Pages : 20

Book Description

Frictional Ignition of Natural Gas-air Mixtures by Alternative Coal-cutter Bit Shank Materials

Frictional Ignition of Natural Gas-air Mixtures by Alternative Coal-cutter Bit Shank Materials PDF Author: L. Garner McDonald
Publisher:
ISBN:
Category : Coal-cutting bits
Languages : en
Pages : 24

Book Description

Mine Safety and Health

Mine Safety and Health PDF Author:
Publisher:
ISBN:
Category : Mine safety
Languages : en
Pages : 472

Book Description

Frictional Ignition of Gas by Mining Machines

Frictional Ignition of Gas by Mining Machines PDF Author: Irving Hartmann
Publisher:
ISBN:
Category : Mine explosions
Languages : en
Pages : 26

Book Description

Mine Safety & Health

Mine Safety & Health PDF Author:
Publisher:
ISBN:
Category : Mine safety
Languages : en
Pages : 730

Book Description

Dual Leaching Method for Recovering Silver and Manganese from Domestic Manganiferrous Silver Deposits

Dual Leaching Method for Recovering Silver and Manganese from Domestic Manganiferrous Silver Deposits PDF Author: John E. Pahlman
Publisher:
ISBN:
Category : Leaching
Languages : en
Pages : 392

Book Description

Historical Summary of Coal Mine Explosions in the United States, 1959-81

Historical Summary of Coal Mine Explosions in the United States, 1959-81 PDF Author:
Publisher:
ISBN:
Category : Coal mine accidents
Languages : en
Pages : 64

Book Description

Bureau of Mines Research

Bureau of Mines Research PDF Author: United States. Bureau of Mines
Publisher:
ISBN:
Category : Fuel
Languages : en
Pages : 168

Book Description

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