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You searched for: Creator Personal Names Leonard, Joseph W. Remove constraint Creator Personal Names: Leonard, Joseph W. All Creators Leonard, Joseph W. Remove constraint All Creators: Leonard, Joseph W. Digital Content No Digital Content Remove constraint Digital Content: No Digital Content Subject Topical Sulfur. Remove constraint Subject Topical: Sulfur.
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1. Basic methods of removing sulfur from coal.

Creator Personal:
Cockrell, Charles F., Leonard, Joseph W.
Title:
Basic methods of removing sulfur from coal.
Call Number:
P3763
Date:
undated
Description:
Serial issue. Issued as: West Virginia University. Coal Research Bureau. Report, no.61. "Prepared for Presentation at the American Mining Congress Coal Convention and Exposition, Cleveland, Ohio, May 11-14, 1970."
Subject Topical:
Sulfur., Coal--Sulfur content.
All:
Sulfur., Coal--Sulfur content.

2. Potential for further lowering sulfur in intensively cleaned coal at mines.

Creator Personal:
Leonard, Joseph W.
Title:
Potential for further lowering sulfur in intensively cleaned coal at mines.
Call Number:
P3968
Date:
1975
Description:
Serial issue. Issued as: West Virginia University. Coal Research Bureau. Technical report, no. 109.
Subject Topical:
Coal mines and mining., Sulfur.
All:
Coal mines and mining., Sulfur.