Derwentcote Steel Furnace
Cementation furnace near Newcastle, England / From Wikipedia, the free encyclopedia
Derwentcote Steel Furnace (grid reference NZ131566), Rowlands Gill, near Newcastle upon Tyne, England, built in 1720, is an example of an early cementation furnace which produced high-grade steel. A Grade I listed building,[1] it is part of an industrial and mining site that has been protected as a scheduled monument.[2]
It was restored in 1990 by English Heritage.