Temporary suspension of MSHA approval of the 50 psi Minova Gob Isolation Tekseal design.

Bibliographic Details
Format:	Government Document eBook
Language:	English
Published:	[Arlington, Va.] : [U.S. Department of Labor, Mine Safety and Health Administration], 2013.
Series:	Program information bulletin ; no. P13-02.
Subjects:	Mine safety > United States. Mine ventilation > United States > Equipment and supplies.
Online Access:	https://purl.fdlp.gov/GPO/gpo80690 http://purl.fdlp.gov/GPO/gpo80690

Description
Item Description:	"Issue date 03/18/13."
Physical Description:	1 online resource (2 unnumbered pages).