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Effective Rock-dusting of Coal Mines

Effective Rock-dusting of Coal Mines PDF Author: George Samuel Rice
Publisher:
ISBN:
Category : Coal mines and mining
Languages : en
Pages : 8

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Effective Rock-dusting of Coal Mines

Effective Rock-dusting of Coal Mines PDF Author: George Samuel Rice
Publisher:
ISBN:
Category : Coal mines and mining
Languages : en
Pages : 8

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Rock-dusting in Coal Mines

Rock-dusting in Coal Mines PDF Author: George Samuel Rice
Publisher:
ISBN:
Category : Coal mines and mining
Languages : en
Pages : 6

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The Effectiveness of Different-size Rock Dusts in Preventing Coal-dust Explosions in Mines

The Effectiveness of Different-size Rock Dusts in Preventing Coal-dust Explosions in Mines PDF Author: George Samuel Rice
Publisher:
ISBN:
Category : Coal mines and mining
Languages : en
Pages : 14

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Use of Rock Dust and Water Under the Federal Mine Safety Code in Limiting Coal-dust Explosions

Use of Rock Dust and Water Under the Federal Mine Safety Code in Limiting Coal-dust Explosions PDF Author: John Joseph Vincent Forbes
Publisher:
ISBN:
Category : Coal mines and mining
Languages : en
Pages : 16

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Widespread explosions in coal mines can be prevented if rock dust of suitable size and composition is applied effectively within two or three cuts of face; distance between end of rock dusting and face should never exceed 80 feet. Water should be used on cutter bar of mining machines, and coal piles and should not only be wetted after blasting but kept wet during landing.

Rock Dusting and Sampling Including Wet Rock Dusting at the Bureau of Mines Experimental Coal Mine

Rock Dusting and Sampling Including Wet Rock Dusting at the Bureau of Mines Experimental Coal Mine PDF Author: Irving Hartmann
Publisher:
ISBN:
Category : Mineral dusts
Languages : en
Pages : 22

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Methods of Rock-dusting American Coal Mines

Methods of Rock-dusting American Coal Mines PDF Author: J. J. Forbes
Publisher:
ISBN:
Category : Coal mines and mining
Languages : en
Pages : 26

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Rock-dusting in Coal Mines of the State of Washington

Rock-dusting in Coal Mines of the State of Washington PDF Author: S. H. Ash
Publisher:
ISBN:
Category : Mineral dust
Languages : en
Pages : 16

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Rock-dusting a Pennsylvania Coal Mine

Rock-dusting a Pennsylvania Coal Mine PDF Author: Clarence Watson Owings
Publisher:
ISBN:
Category : Mineral dust
Languages : en
Pages : 14

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The Rock Dust Remedy for Coal Mine Explosions

The Rock Dust Remedy for Coal Mine Explosions PDF Author: Harry Phythyon
Publisher:
ISBN:
Category : Coal mines and mining
Languages : en
Pages : 200

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Tentative Specifications for Rock Dusting to Prevent Coal-dust Explosions in Mines

Tentative Specifications for Rock Dusting to Prevent Coal-dust Explosions in Mines PDF Author: George Samuel Rice
Publisher:
ISBN:
Category : Coal dust
Languages : en
Pages : 6

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