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El. knygos
Resins in Coal
5,0
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Nemokama
Precision of the Volatile-matter Determination for Anthracite, Low-temperature Coke, and Subbituminous Coal
Nemokama
Determination of Moisture-holding Capacity (bed Moisture) of Coal for Classification by Rank
5,0
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Nemokama
An Investigation of a Laboratory Test for Determination of the Free-swelling Index of Coal: Revision of R.I. 3989
Nemokama
Analyses of Ash from Coals of the United States
5,0
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Nemokama
Fusibility of Ash Coals of the United States: Volumes 207-212
Nemokama
Low-temperature Distillation Yields of Primary Tar and Light Oil from Coals of Various Ranks and Types
Nemokama
Notes on the Sampling and Analysis of Coal
Nemokama
Clinker Formation as Related to the Fusibility of Coal Ash
Nemokama
The Determination of Moisture in Coke
Nemokama
Low-temperature Carbonization of Alaskan Coals
Nemokama
Methods of Sampling and Analyzing Coal-mine Dusts for Incombustable Content
Nemokama
Methods of Analyzing Coal and Coke
Nemokama
The Determination of Combustible Matter in Silicate and Carbonate Rocks
Nemokama
Analyses of Mine and Car Samples of Coal Collected in the Fiscal Years 1916 to 1919: Issue 193
Nemokama
Mining and Preparing Domestic Graphite for Crucible Use
Nemokama
Carbonizing Properties: West Virginia Coals from the Eagle, No. 2 Gas, Pocahontas No. 3 and Pocahontas No. 4 Beds, Issues 487-493
Nemokama
Splint Coals of the Appalachian Region: Their Occurrence, Petrography, and Comparison of Chemical and Physical Properties with Associated Bright Coals
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Nemokama
Friability, Grindability, Chemical Analyses, and High- and Low-temperature Carbonization Assays of Alabama Coals
Nemokama
Coal-mine Fatalities in February, 1925: Issues 2676-2680
Nemokama