Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,969 pages of information and 233,612 images on early companies, their products and the people who designed and built them.
of Renishaw Iron Works, of Derbyshire, pig iron manufacturers Telephone: Eckington 17. Telegraphic Address: "Furnaces, Renishaw"
1920s-30s Difficult times for the company as demand for pig iron fluctuated with consequent firing and shutting down of furnace and hiring/firing of workers.
1937 Listed Exhibitor - British Industries Fair. Pig Iron Brand "Renishaw" Foundry Iron, Derbyshire quality , for general engineering castings and light castings. Special Low Phosphorous and High Manganese iron for all grades of high class castings. (Stand No. D.821) 
1941 Patent - An improved wheel attachment for prevention of wheel spin.
1945 Patent - Improvements in or relating to chairs for railway lines.
1968 British Steel announced that pig iron production would cease with 225 out of 420 losing their jobs. This was a consequence of closing the open hearth steel making plant at Park Gate Iron and Steel Co's works which would reduce demand for pig iron from Renishaw to below economic levels .