William Mills (inventor) Kingdom at The Atlas Works, Bonnersfield. Monkwearmouth. Whilst here he produced some of Britain's earliest aluminium golf clubs: Patent, No 13545. known as Metallic Golfing Instrument Heads. He was a keen golfer and had joined the Wearside Golf Club in around 1892. Apart from his company in Sunderland, Mills also set up a company in Birmingham of the same name, which produced castings for the motor car and aircraft industries. Early in 1915, Mills opened the Mills Munitions Factory in Birmingham, making the Mills Bomb Hand Grenade. Until then, grenades had often proved as deadly to the thrower as to
History of the iron and steel industry in the United States 2014, only 11 integrated mills were operating in the US. Most of the steel produced has been by the growing number of mini-mills, also called specialty mills, which in 2014 numbered 113. In 1981, mini-mills produced an estimated 15% of US steel. Since 2002, steel produced by electric arc furnace, the process used by the mini-mills, has produced more than half the steel made in the US. Many companies operating integrated mills also have mini-mills. A number of bankruptcies and acquisitions between 2000 and 2014 reversed the trend of industry fragmentation. In 2000, the top three steelmakers (Nucor, US Steel,