Magazine Issue(2009) Vol. 4 No. 4 (December 2009) Petroleum Refinery and Petrochemicals Tata Power Limited Valves for naval ships Mazagaon dock limited Vol. 4 No.3 (September 2009) Advantages BDK Vol. 4 No. 2 (June 2009) Advantages of Variable speed Actuators Importance of Proper selection of steam conditioning equipment Vol. 4 No.1 (March 2009) GAs