30 C.F.R. PART 22--PORTABLE METHANE DETECTORS
TITLE 30--Mineral Resources
CHAPTER I--MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
SUBCHAPTER B--TESTING, EVALUATION, AND APPROVAL OF MINING PRODUCTS
PART 22--PORTABLE METHANE DETECTORS
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| Compliance with the requirements necessary for obtaining approval.
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| Application procedures and requirements.
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| Conditions governing investigations.
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| Material required for MSHA records.
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| How approvals are granted.
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| Instructions on handling future changes in design.
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