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Dust-Collector Requirements
Law
CFR 30
Mineral Resources
Mine Safety and Health Administration, Department of Labor
Testing, Evaluation, and Approval of Mining Products
Dust Collectors for Use in Connection with Rock Drilling in Coal Mines
Dust-Collector Requirements
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Section
33.20
Design and construction.
Section
33.21
Modification of test equipment.
Section
33.22
Mode of use.
Section
33.23
Mechanical positioning of parts.