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Written question asked by Robert N Wareing (Labour), in the House of Commons. It was due for an answer on Wednesday, 11 December 1991. It was answered by Robert Jackson (Conservative) on Wednesday, 11 December 1991 on behalf of the Department of Employment.


Untitled Written question

Question
What is the total number of risers on off-shore installations; and how many of them are currently fitted with sub-sea isolation valves. - Includes figures.

Secondary information

Type
Written question
Reference
200 c469W;200 c467W
Session
1991-92
Subjects
Oil Natural gas Offshore structures Pipelines Safety Hydraulic equipment
Contains statistics
Yes