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DIN 19711
Graphical and letter symbols for hydrogeology
Edition
1975-04
DIN EN ISO 20074
Petroleum and natural gas industry - Pipeline transportation systems - Geological hazards risk management for onshore pipeline (ISO 20074:2019); German version EN ISO 20074:2019
Edition
2020-05
DVGW-Information Wasser Nr. 95
Methoden zur Erfassung der hydrogeologischen Verhältnisse in Wassergewinnungsgebieten der Wasserversorgung
Edition
2021-10
DVGW W 113
Determination of the Bulk Grain Diameter and Hydrogeological Parameters from the Grain Size Distribution for the Construction of Wells
Edition
2024-07
DVGW W 113
Determination of gravel-pack diameter and hydrogeological analysis of grain size distribution for purposes of well construction
Edition
2001-03
ISO 710-1
Graphical symbols for use on detailed maps, plans and geological cross-sections; Part I : General rules of representation
Edition
1974-09
ISO 710-2
Graphical symbols for use on detailed maps, plans and geological cross-sections; Part II : Representation of sedimentary rocks
Edition
1974-09
ISO 710-3
Graphical symbols for use on detailed maps, plans and geological cross-sections; Part III : Representation of magmatic rocks
Edition
1974-09
ISO 710-4
Graphical symbols for use on detailed maps, plans and geological cross-sections; Part 4 : Representation of metamorphic rocks
Edition
1982-04
ISO 710-5
Graphical symbols for use on detailed maps, plans and geological cross-sections; part 5: representation of minerals
Edition
1989-07
