Longwall Mining

149 books

Mechanical Excavation Systems (Information Circular)John A. Lombardi

Mechanical Excavation Systems (Information Circular)

John A. Lombardi

1994No page data

Practical Barrier Pillar Design Methods (Bureau of Mines Information Circular)J. R. Koehler

Practical Barrier Pillar Design Methods (Bureau of Mines Information Circular)

J. R. Koehler

No page data

Mechanical excavation systemsJohn A Lombardi

Mechanical excavation systems

John A Lombardi

1995No page data

Longwall automation: a ground control perspective. By Jeffrey M. Listak and Deno M. PappasUnknown Author

⏱ 16m

Longwall automation: a ground control perspective. By Jeffrey M. Listak and Deno M. Pappas

Unknown Author

16 pp.

Longwall miningJoseph P. Fama

Longwall mining

Joseph P. Fama

1992No page data

The Effects of a retreating longwall on a three-entry gate road systemRichard A. Allwes

⏱ 19m

The Effects of a retreating longwall on a three-entry gate road system

Richard A. Allwes

198519 pp.

Using barriers to reduce dust exposure of longwall face workersRobert A. Jankowski

⏱ 10m

Using barriers to reduce dust exposure of longwall face workers

Robert A. Jankowski

198610 pp.

Dust controls to improve quality of longwall intake airJohn A. Organiscak

Dust controls to improve quality of longwall intake air

John A. Organiscak

1986No page data

Longwall retreat of gate road pillarsJeffrey M. Listak

⏱ 11m

Longwall retreat of gate road pillars

Jeffrey M. Listak

199311 pp.

Longwall gate road roof instability and methods of control in the lower Kittanning Coalbed of Central PennsylvaniaEric R. Bauer

⏱ 20m

Longwall gate road roof instability and methods of control in the lower Kittanning Coalbed of Central Pennsylvania

Eric R. Bauer

199220 pp.

Instructions, cutthroughUnited States. Bureau of Mines

Instructions, cutthrough

United States. Bureau of Mines

1989No page data

Canopy and base load distribution on a longwall shieldThomas M. Barczak

⏱ 23m

Canopy and base load distribution on a longwall shield

Thomas M. Barczak

199223 pp.

Subsidence resulting from multiple-seam longwall mining in the western United States: a characterization studyUnknown Author

⏱ 20m

Subsidence resulting from multiple-seam longwall mining in the western United States: a characterization study

Unknown Author

20 pp.

Streamflow, water-quality, and biological data on streams in an area of longwall coal mining, southern Ohio, water years 1987-89Alban W Coen

⏱ 1h 11m

Streamflow, water-quality, and biological data on streams in an area of longwall coal mining, southern Ohio, water years 1987-89

Alban W Coen

199271 pp.

Cost comparison of gob hole and cross-measure borehole systems to control methane in gobsE. C. Baker

⏱ 23m

Cost comparison of gob hole and cross-measure borehole systems to control methane in gobs

E. C. Baker

198823 pp.

Rock mechanics investigations at the Lucky Friday MineTheodore Joseph Williams

Rock mechanics investigations at the Lucky Friday Mine

Theodore Joseph Williams

1992No page data

Measurement of coal-cutting forces underground with the in-seam testerLaxman S. Sundae

⏱ 16m

Measurement of coal-cutting forces underground with the in-seam tester

Laxman S. Sundae

198516 pp.

Ground control study of a mechanized longwall coal operation in West VirginiaPaul H. Lu

⏱ 34m

Ground control study of a mechanized longwall coal operation in West Virginia

Paul H. Lu

198534 pp.

Computer modeling of dust and forces for longwall mining systemsBruce D. Hanson

⏱ 24m

Computer modeling of dust and forces for longwall mining systems

Bruce D. Hanson

198824 pp.

Ocena zagrożeń pożarami endogenicznymi zrobów ścian zawałowychBarbara Madeja-Strumińska

⏱ 1h 12m

Ocena zagrożeń pożarami endogenicznymi zrobów ścian zawałowych

Barbara Madeja-Strumińska

199072 pp.

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