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Test 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
Test Requirements
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Section
33.30
Test site.
Section
33.31
Test space.
Section
33.32
Determination of dust concentration.
Section
33.33
Allowable limits of dust concentration.
Section
33.34
Drilling test.
Section
33.35
Methods of drilling; dust-collector unit.
Section
33.36
Method of drilling; combination unit or dust-collecting system.
Section
33.37
Test procedure.
Section
33.38
Electrical parts.