Search Results

1

Surface subsidence characteristics resulting from secondary mining in an Illinois mine /

by Hao, Qing-Wang
Champaign, IL : Illinois Mine Subsidence Research Program : Illinois State Geological Survey, 1990

Conference Proceeding Book

2

In situ strength characteristics of coal mine floor strata in Illinois /

by Chugh, Yoginder P.
Champaign, Ill. (615 E. Peabody Dr., Champaign 61820) : Illinois Mine Subsidence Research Program, 1988

Book

3

Laboratory characterization of immediate floor strata associated with coal seams in Illinois /

by Chugh, Yoginder P.
Champaign, IL : Illinois Mine Subsidence Research Program : Illinois State Geological Survey [distributor], 1988

Book

4

A modified approach for design of coal pillars for weak floor strata conditions /

by Chugh, Yoginder P.
Champaign, IL : Illinois Mine Subsidence Research Program : Illinois State Geological Survey, 1990

Conference Proceeding Book

5

An approach for design of coal pillars in partial extraction coal mining panels with a consideration of roof-pillar floor extraction /

by Pytel, W. M.
Champaign, IL : Illinois Mine Subsidence Research Program : Illinois State Geological Survey, 1990

Conference Proceeding Book

6

Estimation of weak floor strata properties and related safety factors for design of coal mine layouts /

by Pula, O.
Champaign, IL : Illinois Mine Subsidence Research Program : Illinois State Geological Society, 1990

Conference Proceeding Book

7

Laboratory and field characterization of immediate floor strata in Illinois basin coal mines /

by Chugh, Yoginder P.
Champaign, Ill. : Illinois Mine Subsidence Research Program, Illinois State Geological Survey, 1990

Book

8

Identification of mine characteristics, conditions, and procedures for design of stable partial extraction room-and-pillar mines in Illinois /

Champaign, IL : Illinois Mine Subsidence Research Program : Illinois State Geological Survey, 1990

Conference Proceeding Book

9

Proceedings [of the] First Conference on Ground Control Problems in the Illinois Coal Basin held at Southern Illinois University at Carbondale, Carbondale, Illinois, August 22-24,...

Carbondale, Il. : Southern Illinois University at Carbondale, 1980

Conference Proceeding Book

10

Laboratory characterization of immediate floor strata associated with coal seams in Illinois /

by Chugh, Yoginder P.
Champaign, Ill. : Illinois State Geological Survey, 1986

Book

11

In situ strength characteristics of coal mine floor strata in Illinois /

by Chugh, Yoginder P.
Champaign, Ill. (615 E. Peabody Dr., Champaign 61820) : Illinois Mine Subsidence Research Program, 1988

Book

12

Proceedings First Conference on Ground Control Problems in the Illinois Coal Basin : held at Southern Illinois University at Carbondale, Carbondale, Illinois, August 22-24, 1979 /

Carbondale, Il : Southern Illinois University at Carbondale, 1980

Conference Proceeding Book

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