IC 7113 Methods Of Sampling And Analyzing Coal-Mine Dusts For Incombustible Content ? Introduction
- Organization:
- The National Institute for Occupational Safety and Health (NIOSH)
- Pages:
- 19
- File Size:
- 7224 KB
- Publication Date:
- Jan 1, 1940
Abstract
Recent recommendations of the Bureau of Mines regarding, rock dusting to prevent dust explosions in coal mines have been issued as Mine Safety Board Decision 32 and printed as Information Circular 7109.5/ The last paragraph on page 2 of I. C. 7109 states: After a mine or any part of a mine has been rock-dusted, samples of dust for analysis should be taken from the floor, ribs, roof, and timbers at such intervals of time as will give apple warning of need far redusting in order to maintain the required minimum percentage of incombustible in the mine dust. Details of the methods of sampling and analysis are given in Bureau of Mines Information Circular 7113.
Citation
APA: (1940) IC 7113 Methods Of Sampling And Analyzing Coal-Mine Dusts For Incombustible Content ? Introduction
MLA: IC 7113 Methods Of Sampling And Analyzing Coal-Mine Dusts For Incombustible Content ? Introduction. The National Institute for Occupational Safety and Health (NIOSH), 1940.