[Technical reports (4) relating to the design and operating of ethylene oxide plants in Partington, Cheshire (1957), and in Bombay, India (1966) / Shell Development Company. 3 vols. (1957) relate to the design and operating of the Partington plant for Petrochemicals Ltd.; 1 vol. (1966) is an analytical manual for an ethylene oxide-ethylene glycol plant for NOCIL near Bombay]