01046nam a2200169Ia 4500008005100000020001500051082001700066110006300083245010700146250000800253260003900261300002000300520040700320650004300727650004500770650006100815200103s      1998     |||xx |||||||||||||| ||und||  a1856091635  a623.865bSIG  aSociety of International Gas Tanker and Terminal Operators 3aIntroduction to the design and maintenance of cargo system pressure relief valves on board gas carries  a2nd  bWITHERBYS Publishingc1998aLondon  aiv, 34 p.: ill.  aThe book advises on PRV maintenance and testing, emergency closure, and operating problems and faults. It should be remembered that this publication is a general guide to the ship's staff and is not designed to replace the manufacturers' instruction manuals. It is recommended that staff who are responsible for the maintenance of these valves should attend the relevant manufacturer's training course.  aRelief valves - Maintenance and repair  aLiquefied gas carriers - Safety measures  aLiquefied natural gas - Transportation - Safety measures