Contributions

  • Roepke, Wallace W. - Contributor
  • United States. Bureau of Mines. - Contributor

Publication

1979 - Dept. of the Interior, Bureau of Mines, Washington, District of Columbia

Language

English

Word Count

6,000 words, Guess

Page Count

24 pages

Identifiers

Subjects

Series Statement

  • Report of investigations - Bureau of Mines ; 8395
  • Report of investigations (United States. Bureau of Mines) -- 8395.

Other Editions

  • Effect of symmetric bit wear and attack angle on airborne respirable dust and energy consumptionDept. of the Interior, Bureau of Mines1979-01-01

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