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Last edited by ImportBot
July 26, 2012 | History
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Roy John Helfinstine

We need a photo of Roy John Helfinstine

8 works Add another?

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  • Cover of: Correlation of Domestic Stoker Combustion with Laboratory Tests and Types of Fuels. II. Combustion Tests and Preparation Studies of Representative Illinois Coals; Report of Investigations No. 120

    First published in 2021 1 edition in 1 language
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  • Cover of: Sulfur reduction of Illinois coals: washability studies

    First published in 1971 1 edition in 1 language — 1 previewable
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  • Cover of: Sulfur reduction of Illinois coals: washability studies

    First published in 1974 1 edition in 1 language — 1 previewable
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  • Cover of: Correlation of domestic stoker combustion with laboratory tests and types of fuels: IV. Combustion tests of Illinois and other coals

    First published in 1951 1 edition in 1 language — 1 previewable
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  • Cover of: Correlation of domestic stoker combustion with laboratory tests and types of fuels: II. Combustion tests and preparation studies of representative Illinois coals

    First published in 1946 1 edition in 1 language — 1 previewable
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  • Cover of: Correlation of domestic stoker combustion with laboratory tests and types of fuels: III. Effect of coal size upon combustion characteristics

    First published in 1948 1 edition in 1 language — 1 previewable
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  • Cover of: Sulfur reduction of Illinois coals: washability tests

    First published in 1970 1 edition in 1 language — 1 previewable
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  • Cover of: Correlation of Domestic Stoker Combustion with Laboratory Tests and Types of Fuels. III. Effect of Coal Size upon Combustion Characteristics; Report of Investigations No. 133

    First published in 2021 1 edition in 1 language
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We need a photo of Roy John Helfinstine

Subjects
Coal, Testing, Coal washing, Sulfur content, Sulphur content
Places
Illinois

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ID Numbers

  • OLID: OL7157643A

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History

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July 26, 2012 Created by ImportBot import new book