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Approved Dust Respirators for Coal Mines.

Authors
Schutz-RH
Source
NTIS: PB 200 053 :7 pages
Link
NIOSHTIC No.
10009381
Abstract
This publication lists and describes devices approved jointly by the Secretary of the Interior and the Secretary of Health, Education, and Welfare, under the provisions of SS 70.300-1, Part 70, Subchapter O of Chapter I, Title 30, Code of Federal Regulations (35 F.R. 5548, April 3, 1970), for use as respiratory protection against respirable pneumoconiosis-producing dusts. Included are type C supplied-air respirators approved under Bureau of Mines schedule 19b and dust, fume, and mist respirators approved under Bureau of Mines Schedule 21B.
Publication Date
19710101
Document Type
IH; Information Circular;
Fiscal Year
1971
NTIS Accession No.
PB-200053
NTIS Price
A02
Identifying No.
IC 8509
Source Name
NTIS: PB 200 053
Page last reviewed: March 11, 2019
Content source: National Institute for Occupational Safety and Health Education and Information Division