Directives of the Divisional Mining Office for the Saar and Rhineland-Palatinate concerning requirements for stone dust and performance of dust analysis, 30 December 1976 Jurisdiction Germany - Rhinelande-Palatinate Year 1976 Published in German Original/other title [German] Richtlinien des Oberbergamtes für das Saarland und das Land Rheinland-Pfalz über die Anforderungen an Gesteinsstaub sowie für die Durchführung der Untersuchung von Stäuben vom 30. Dezember 1976 Source Oberbergamt für das Saarland und das Land Rheinland-Pfalz, Am Staden 17, 6600 Saarbrücken, Germany (Fed.Rep.), 30 Dec. 1976. 25p. Illus. Descriptors [Primary] Germany (Federal Republic of), coal mining, prevention of explosion propagation, stonedusting [Secondary] Rhineland-Palatinate, Saarland, consolidation of deposited dust, contract specifications, directive, dust analysis, mineral dust, particle dynamics, particle size, stonedust barriers Subject category Chemical safety Abstract Stone dust is understood, in these directives, to mean above all limestone and dolomite used for consolidation of deposited dust and stone dust barriers. Provisions relating to fineness of particles, impurities, aerodynamic properties, and especially approval tests and analyses to be performed at delivery (methods; particle size; water-soluble, corrosive, and hydrochloric-acid-insoluble components; water content; combustibles content; aerodynamics; test report). CIS No. 77-1423 Database ID 27741