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DIN 21920-5
Mine plans - Petrography - Part 5: Hard coal mining
Edition
1994-11
DIN 21920-7
Mine plans - Petrography - Part 7: Potash and rock salt mining
Edition
1996-04
DIN 21921
Mine plans - Tectonic elements and figure of strata
Edition
1996-04
DIN 21961
Mine surveying - Slip-on pivots, slip-on caps for suspension theodolites - Connecting dimensions
Edition
2000-06
DIN 22011
Investigations of the raw material in hard-coal-mining; treatment of exploratory drillings
Edition
1993-11
DIN 22012
Investigations of the raw material in hard-coal-mining; macropetrographic classification and topographic survey of hard-coal and host rock
Edition
1994-01
DIN 22015
Investigations of the raw material in hardcoal-mining; macroscopic classification and description of overburden rock
Edition
1993-10
DIN 22019-1
Investigations of the raw material in hard-coal-mining; determination of the particle-size-distribution >20 µm by sieve-analysis
Edition
1985-03
DIN 22020-1
Investigations of raw material in hard-coal-mining - Microscopical examination of hard coal, coke and briquettes - Part 1: Terms, survey of processes and their applications
Edition
1998-08
DIN 22020-2
Investigations of raw material in hard-coal-mining - Microscopical examination of hard coal, coke and briquettes - Part 2: Preparation of polished surface from lump material and particulate blocks
Edition
1998-08