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Regulations last checked for updates: Apr 30, 2025
Title 30 - Mineral Resources last revised: Apr 14, 2025
All Titles
Title 30
Chapter I
Part 7
Subpart B - Subpart B—Brattice Cloth and Ventilation Tubing
§ 7.21 - Purpose and effective date.
§ 7.22 - Definitions.
§ 7.23 - Application requirements.
§ 7.24 - Technical requirements.
§ 7.25 - Critical characteristics.
§ 7.26 - Flame test apparatus.
§ 7.27 - Test for flame resistance of brattice cloth.
§ 7.28 - Test for flame resistance of rigid ventilation tubing.
§ 7.29 - Approval marking.
§ 7.30 - Post-approval product audit.
§ 7.31 - New technology.
authority:
30 U.S.C. 957.
source:
53 FR 23500, June 22, 1988, unless otherwise noted.
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