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Reference number
ISO 12977:1999
© ISO 2024
International Standard
ISO 12977:1999
Carbonaceous materials for use in the production of aluminium — Pitch for electrodes — Determination of volatile matter content
Edition 1
1999-12
Read sample
ISO 12977:1999
32354
TC
ISO/TC 226
ISO 12977:1999
Carbonaceous materials for use in the production of aluminium — Pitch for electrodes — Determination of volatile matter content
Published
(Edition 1, 1999)
This publication was last reviewed and confirmed in 2024. Therefore this version remains current.
ISO 12977:1999
ISO 12977:1999
32354
Language
English
French
Format
PDF
Paper
PDF
Paper
CHF
63
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General information
Status
:
Published
Publication date
:
1999-12
Stage
: International Standard confirmed [
90.93
]
Edition
: 1
Number of pages
: 10
Technical Committee :
ISO/TC 226
ICS
:
71.100.10
RSS
updates
Life cycle
Now
Published
ISO 12977:1999
A standard is reviewed every 5 years
Stage:
90.93
(Confirmed)
00
Preliminary
10
Proposal
10.99
1999-05-10
New project approved
20
Preparatory
30
Committee
40
Enquiry
50
Approval
50.00
1999-05-25
Final text received or FDIS registered for formal approval
50.20
1999-09-02
Proof sent to secretariat or FDIS ballot initiated: 8 weeks
50.60
1999-10-06
Close of voting. Proof returned by secretariat
60
Publication
60.00
1999-10-06
International Standard under publication
60.60
1999-12-02
International Standard published
90
Review
90.20
2003-11-25
International Standard under systematic review
90.60
2004-07-15
Close of review
90.20
2005-04-19
International Standard under systematic review
90.60
2005-06-30
Close of review
90.93
2006-11-23
International Standard confirmed
90.20
2011-10-15
International Standard under systematic review
90.60
2012-03-17
Close of review
90.93
2012-10-04
International Standard confirmed
90.20
2017-10-15
International Standard under systematic review
90.60
2018-03-07
Close of review
90.93
2018-03-31
International Standard confirmed
90.20
2023-01-15
International Standard under systematic review
90.60
2023-06-05
Close of review
90.93
2024-05-02
International Standard confirmed
90.20
International Standard under systematic review
90.60
Close of review
90.99
Withdrawal of International Standard proposed by TC or SC
95
Withdrawal
95.99
Withdrawal of International Standard
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