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1671
General information
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Status : WithdrawnPublication date : 1997-12
Corrected version (en) : 1998-09 -
Edition : 1Number of pages : 11
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- ICS :
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Coals
Life cycle
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Now
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00
Preliminary
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10
Proposal
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20
Preparatory
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30
Committee
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40
Enquiry
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50
Approval
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60
Publication
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90
Review
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90.20
2001-11-15
International Standard under periodical review
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90.60
2002-07-30
Close of review
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90.20
2005-11-15
International Standard under periodical review
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90.60
2006-07-15
Close of review
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90.93
2006-08-08
International Standard confirmed
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90.20
2010-10-15
International Standard under periodical review
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90.60
2011-03-17
Close of review
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90.93
2011-10-14
International Standard confirmed
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90.92
2014-10-16
International Standard to be revised
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90.20
2001-11-15
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95
Withdrawal
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00
-
Revised by
WithdrawnISO 12900:2015
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