Coal

John C. Crelling

John C. Crelling

Southern Illinois University at Carbondale, Carbondale, Illinois, United States, 62901

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Hans W. Hagemann

Hans W. Hagemann

Technische Universität Aachen, Aachen, Federal Republic of Germany

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Dieter H. Sauter

Dieter H. Sauter

Lurgi GmbH, Frankfurt, Federal Republic of Germany

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Raja V. Ramani

Raja V. Ramani

The Pennsylvania State University, University Park, Pennsylvania, United States, 16802

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Werner Vogt

Werner Vogt

Technische Universität Clausthal, Institut für Bergbau, Clausthal-Zellerfeld, Federal Republic of Germany

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Dieter Leininger

Dieter Leininger

Bergbauforschung GmbH, Essen, Federal Republic of Germany

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Steffen Krzack

Steffen Krzack

Technische Universität Bergakademie Freiberg, Institut für Energieverfahrenstechnik und Chemieingenieurwesen, Freiberg, Federal Republic of Germany

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Bernd Meyer

Bernd Meyer

Technische Universität Bergakademie Freiberg, Institut für Energieverfahrenstechnik und Chemieingenieurwesen, Freiberg, Federal Republic of Germany

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Fred Orywal

Fred Orywal

Heiligenhaus, Federal Republic of Germany

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Rainer Reimert

Rainer Reimert

Universität Karlsruhe, Engler-Bunte-Institut, Karlsruhe, Federal Republic of Germany

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Bernhard Bonn

Bernhard Bonn

Essen, Federal Republic of Germany

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Udo Bertmann

Udo Bertmann

Bergbauforschung GmbH, Essen, Federal Republic of Germany

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Wolfgang Klose

Wolfgang Klose

Universität Gesamthochschule Kassel, Institut für Thermische Energietechnik, Kassel, Federal Republic of Germany

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Günter Dach

Günter Dach

German Hard Coal Association, Essen, Federal Republic of Germany

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First published: 15 January 2006
Citations: 2

Abstract

The article contains sections titled:

1.

Coal Petrology

1.1.

Coal Characterization

1.2.

The Maceral Concept

1.3.

Maceral Types and Properties

2.

Coalification

3.

Occurrence

3.1.

Coal Seam Occurrence

3.2.

Coal Seam Structures

3.3.

Coal Seam Distribution

4.

Classification

5.

Chemical Structure of Coal

5.1.

Characterization of Coals

5.1.1.

Standard Analytical Methods

5.1.2.

Laboratory and Bench-Scale Simulation Tests

5.1.3.

Petrographic Studies

5.2.

Structural Deductions from Analytical and Bench-Scale Data

5.3.

Bonding of Elements in Coal

5.4.

Structural Evidence of Coals

6.

Coal Mining

6.1.

General Considerations

6.2.

Surface or Underground Mining

6.3.

Coal Methods

6.4.

Underground Coal Mining Methods

7.

Coal Preparation

7.1.

Hard Coal Preparation

7.1.1.

Preliminary Treatment

7.1.2.

Wet Treatment

7.1.2.1.

Cleaning in Jigs

7.1.2.2.

Cleaning in Dense-Media Separators

7.1.2.3.

Cleaning by Flotation

7.1.2.4.

Other Cleaning Methods

7.1.3.

Dewatering

7.1.4.

Decantation and Thickening of the Process Water

7.1.5.

Dosing and Blending

7.1.6.

Removal of Pyritic Sulfur

7.1.7.

Thermal Drying

7.2.

Brown Coal Preparation

8.

Agglomeration

9.

Coal Conversion (Uses)

9.1.

Pyrolysis

9.2.

Carbonization and Coking

9.3.

Coal Liquefaction

9.3.1.

Direct Liquefaction (Hydrogenation)

9.3.2.

Indirect Liquefaction

9.4.

Coal Gasification

9.5.

Coal Combustion

9.6.

Nonenergetic Use of Coal

9.6.1.

Extraction of Montan Wax

9.6.2.

Coal Tar Chemical Industry

9.6.3.

Production of Carbonaceous Adsorbents

10.

Transportation

11.

Coal Storage

12.

Quality and Quality Testing

12.1.

Chemical Analyses

12.2.

Mineral Matter

12.3.

Thermal Properties

13.

Economic Aspects

13.1.

World Outlook

13.2.

Some Major Coal Producing Countries

13.2.1.

China

13.2.2.

United States

13.2.3.

Former Soviet Union

13.2.4.

India

13.2.5.

Australia

13.2.6.

Republic of South Africa

13.2.7.

Indonesia

13.2.8.

Poland

13.2.9.

Germany

13.2.10.

Columbia

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