Skip to main content
Applications
OBP
English
español
français
русский
Menu
Standards
Sectors
Health
IT & related technologies
Transport
Environmental sustainability
Management & services
Security, safety & risk
Energy
Food and agriculture
Building and construction
Engineering
Materials
Diversity and inclusion
About ISO
Insights & news
Insights
All insights
Healthcare
Artificial intelligence
Climate change
Cybersecurity
Quality management
Renewable energy
News
Expert talk
Standards world
Media kit
Taking part
Store
Cart
Reference number
ISO 7421:1991
© ISO 2024
ISO 7421:1991
Leisure accommodation vehicles — Liquefied petroleum gas systems
Edition 1
1991-05
Withdrawn
ISO 7421:1991
14156
ICS
43
43.100
ISO 7421:1991
Leisure accommodation vehicles — Liquefied petroleum gas systems
Withdrawn
(Edition 1, 1991)
General information
Status
:
Withdrawn
Publication date
:
1991-05
Stage
: Withdrawal of International Standard [
95.99
]
Edition
: 1
Number of pages
: 4
Technical Committee :
ISO/TC 177
ICS
:
43.100
RSS
updates
Life cycle
Now
Withdrawn
ISO 7421:1991
Stage:
95.99
00
Preliminary
10
Proposal
20
Preparatory
30
Committee
30.00
1980-09-01
Committee draft (CD) registered
30.99
1984-06-13
CD approved for registration as DIS
40
Enquiry
40.00
1984-06-25
DIS registered
40.20
1985-03-21
DIS ballot initiated: 12 weeks
40.92
1985-03-21
Full report circulated: DIS referred back to TC or SC
40.00
1987-04-10
DIS registered
40.20
1987-05-14
DIS ballot initiated: 12 weeks
40.60
1987-09-01
Close of voting
40.92
1988-10-01
Full report circulated: DIS referred back to TC or SC
40.00
1989-06-01
DIS registered
40.92
1989-06-01
Full report circulated: DIS referred back to TC or SC
40.00
1989-06-29
DIS registered
40.20
1989-09-07
DIS ballot initiated: 12 weeks
40.60
1989-12-01
Close of voting
50
Approval
50.00
1990-09-03
Final text received or FDIS registered for formal approval
50.20
1991-02-22
Proof sent to secretariat or FDIS ballot initiated: 8 weeks
50.60
1991-02-22
Close of voting. Proof returned by secretariat
60
Publication
60.60
1991-05-23
International Standard published
90
Review
90.20
1995-11-30
International Standard under systematic review
90.60
1996-06-30
Close of review
90.93
1996-10-23
International Standard confirmed
90.20
2000-11-25
International Standard under systematic review
90.60
2001-07-30
Close of review
90.99
2005-10-12
Withdrawal of International Standard proposed by TC or SC
95
Withdrawal
95.20
2005-10-12
Withdrawal ballot initiated
95.60
2006-01-12
Close of voting
95.99
2006-01-31
Withdrawal of International Standard
Got a question?
Check out our
Help and Support
Add to cart