Author: James Washington Paul
Publisher:
ISBN:
Category : Coal mines and mining
Languages : en
Pages : 76
Book Description
Methods of Development and Pillar Extraction in Mining the Pittsburgh Coal Bed in Pennsylvania, West Virginia, and Ohio
Author: James Washington Paul
Publisher:
ISBN:
Category : Coal mines and mining
Languages : en
Pages : 76
Book Description
Publisher:
ISBN:
Category : Coal mines and mining
Languages : en
Pages : 76
Book Description
Methods of Development and Pillar Extraction in Mining the Pittsburgh Coal Bed in Pennsylvania, West Virginia, and Ohio
Author: United States. Bureau of Mines
Publisher:
ISBN:
Category :
Languages : en
Pages :
Book Description
Publisher:
ISBN:
Category :
Languages : en
Pages :
Book Description
Information Circular
Author:
Publisher:
ISBN:
Category : Mine safety
Languages : en
Pages : 1042
Book Description
Publisher:
ISBN:
Category : Mine safety
Languages : en
Pages : 1042
Book Description
Carbonizing Properties and Petrographic Composition of Millers Creek Bed Coal from Consolidation No. 155 Mine, Johnson County, Ky
Author: Arno Carl Fieldner
Publisher:
ISBN:
Category : Carbonization
Languages : en
Pages : 1252
Book Description
Publisher:
ISBN:
Category : Carbonization
Languages : en
Pages : 1252
Book Description
Bibliography of United States Bureau of Mines Investigations on Coal and Its Products, 1910-35
Author: Arno Carl Fieldner
Publisher:
ISBN:
Category : Coal
Languages : en
Pages : 154
Book Description
Publisher:
ISBN:
Category : Coal
Languages : en
Pages : 154
Book Description
Technical Paper
Author: United States. Bureau of Mines
Publisher:
ISBN:
Category : Mines and mineral resources
Languages : en
Pages : 1134
Book Description
Publisher:
ISBN:
Category : Mines and mineral resources
Languages : en
Pages : 1134
Book Description
Technical Paper
Author:
Publisher:
ISBN:
Category : Mineral industries
Languages : en
Pages : 1154
Book Description
Publisher:
ISBN:
Category : Mineral industries
Languages : en
Pages : 1154
Book Description
Mechanization, Employment, and Man Output Per Man in Bituminous-coal Mining
Author: United States. Work Projects Administration
Publisher:
ISBN:
Category :
Languages : en
Pages : 492
Book Description
Publisher:
ISBN:
Category :
Languages : en
Pages : 492
Book Description
Mechanization, Employment, and Output Per Man in Bituminous-coal Mining
Author: Willard Eugene Hotchkiss
Publisher:
ISBN:
Category : Bituminous coal
Languages : en
Pages : 876
Book Description
Publisher:
ISBN:
Category : Bituminous coal
Languages : en
Pages : 876
Book Description
Mineral Technology and Output Per Man Studies
Author: National Research Project on Reemployment Opportunities and Recent Changes in Industrial Techniques (U.S.)
Publisher:
ISBN:
Category : Mineral industries
Languages : en
Pages : 796
Book Description
Publisher:
ISBN:
Category : Mineral industries
Languages : en
Pages : 796
Book Description