C. Portway and Son






Tortoise Iron Works, Halstead, Essex.
See Charles Portway and his son Harry Harvey Portway. Also Charles Portway and Son
1881 Employing 17 men and 8 boys.[1]
1887 Patented coke breaker for use in large houses: with it a "lad of 14 or 15 years age could break 1 cwt of coke in 20 minutes"; the coke would then be suitable for use in "Tortoise" and other stoves[2]
1913 Exhibited core ovens at the 1st Foundry Trades Exhibition[3]
1938 "Watersette" water heater
1967 Charles Portway and Son were manufacturers of the Warmair heating system; M C Portway was managing director[4]
1976 M. C. Portway and Son Ltd, of Rosemary Lane, Halstead, advertised radiator foil for reducing heat loss from the back of radiators in houses[5]