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Regulations last checked for updates: May 23, 2025

Title 30 - Mineral Resources last revised: Apr 14, 2025
All TitlesTitle 30Chapter IPart 7Subpart 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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