Barite for drilling fluids

WITHDRAWN published on 1.1.1985

Barite for drilling fluids

WITHDRAWN published on 1.1.1994

Drilling fluid materials specifications

WITHDRAWN published on 30.12.2001

Code for design of industrial recirculating cooling water treatment

WITHDRAWN published on 16.3.1995

Code for design of industrial recirculating cooling water treatment

WITHDRAWN published on 25.10.2007

Code for design of chimneys

WITHDRAWN published on 10.1.2003

Code for design of chimneys

WITHDRAWN published on 25.12.2012

Code for design of electric power supply systems

WITHDRAWN published on 12.7.1995

Code for design of 10kV & under electric substation

WITHDRAWN published on 23.3.1994

Code for design of low voltage electrial installations

WITHDRAWN published on 1.1.1995