City gas workers in technical training materials: Net Gas Chemical (early. mid-level workers)(Chinese Edition)

Paperback. Pub 1996 420 Chinese China Building Industry Press Net Gas Chemical narrative gas purification relevant knowledge. two first junior workers. the second mid-level workers. Introduced condensation blast. the end of cold wash benzene. crude benzene from benzene and recycling. and final de-naphthalene. desulfurization. ammonium sulfate production. biological phenol removal seven types of production skills and knowledge. Junior workers describes the nature of production processes. equipment and process piping layout. general knowledge of the production process. raw materials and products. requirements. specifications. use. equipment specifications. performance and use of maintenance knowledge. equipment open parking order. process operating indicators. general accidents the treatment and prevention of post operational procedure...