Gruvedrift og mineraler

Emner: Kull
Komité: ISO/TC 27/SC 1 (Coal preparation: Terminology and performance)
Opprinnelse: ISO
Sluttdato: 26. nov 2021
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Emner: Jernmalm
Komité: ISO/TC 102/SC 3 (Physical testing)
Opprinnelse: ISO
Sluttdato: 2. des 2021
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Komité: SN/K 187 (Ikke-elektrisk utstyr i eksplosjonsfarlige områder)
Opprinnelse: SN
Sluttdato: 2. des 2021
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This standard specifies the requirements for equipment for firedamp drainage. That equipment can consist of ventilators, pressure generators and safety facilities. This standard also specifies requirements for the installation and monitoring of this equipment.
Emner: Kull
Komité: ISO/TC 27/SC 5 (Methods of analysis)
Opprinnelse: ISO
Sluttdato: 3. des 2021
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Komité: ISO/TC 27/SC 1 (Coal preparation: Terminology and performance)
Opprinnelse: ISO
Sluttdato: 24. des 2021
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