Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 146,714 pages of information and 232,164 images on early companies, their products and the people who designed and built them.
1928 British Copper Manufacturers Limited were taken over by ICI
1958 Yorkshire Imperial Metals was incorporated as a joint venture between ICI and Yorkshire Copper Works. The Swansea works became part of the newly formed company as was the Yorkshire Copper Works of Leeds and the plate, tube, and fittings interests of ICI
1963 Purchased Whites-Nunan Ltd.
1966 Purchased W. H. Bailey and Co.
1969 Part of IMI Group
1971 Was making non-ferrous tubes, fittings, and plates at the Kingston Works, Smethwick (renamed the Allen Everitt Works) in 1971.
1980 Continued to operate the (Yorkshire) copperworks until it was closed in 1980