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NDT on Liquid Natural Gas Carriers in Service Membranes Tanks testing F. Casado - ALSTOM Industries S.A., France Contact

Our leak testing equipment has been designed
• to reduce inspection time
• to optimise the autonomy
• to comply with air, sea and road transport regulation
The complete set (assembly) integrates the following functions :
• vacuum equipment
• injection system
• safety system
• data acquisition
• data analysis
abcd technicians are certified to COFREND rules at levels 2 or 3. They are periodically trained in our " Leak Testing School " of Bourg de Péage. After each inspection, abcd delivers a complete report, respectively signed and approved by:
• ABCD technical service
• GTT engeniering
• Classification Societies or / and Shipyard
• Owner
The abcd teams knowledge have been performed on thee following shipyards, for in-service LNG carriers;

FRANCE :	Chantiers de l'Atlantique ( St Nazaire ) SOBRENA ( Brest C M R ( Marseille )
SPAIN :	Bazan Carenas ( Ferrol )
PORTUGAL:	Lisnave ( Lisboa )
USA :	Boston

ALSTOM EXPERIENCE IN LEAK TESTING ON LNG CARRIERS
Shipyard	Number	Capacity
GAZ TRANSPORT Invar membrane . Helium LT
Saint NAZAIRE (from 1993 to 1997)	5	125 000 m3 (PETRONAS Owner)
TECHNIGAZ Stainless membrane . NH3 LT
Saint NAZAIRE (from 1971 to 1976)	6	40 000 m3
		75 000 m3
La CIOTAT (from 1973 to 1977)	6	40 000 m3
La SEYNE		125 000 m3
GAZ TRANSPORT Invar membrane . Halogène LT
Saint NAZAIRE (1976)	6	75 000 m3
(1982)		125 000 m3
DUNKERQUE	4	125 000 m3
BOOLWERF	1	125 000 m3

ALSTOM EXPERIENCE IN LEAK TESTING ON LNG STORAGES
Shipyard	Number	Capacity
TECHNIGAZ Stainless membrane . NH3 LT
LAVERA (1971)	5	40 000 m3
LE HAVRE (1971)		125 000 m3
MONTOIRE (1980 until 1982)

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