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Joy Global Inc. was a company that manufactured and serviced heavy equipment used in the extraction and haulage of coal and minerals in both underground and surface mining. [ 2 ] [ 1 ] The company had manufacturing facilities in Alabama, Pennsylvania, Texas, Wisconsin, Australia, Canada, China, France, South Africa, Poland and the United ...
Joseph Francis Joy (September 13, 1883 – February 1957) was born in the small mining town of Cumberland, Maryland. Joy is known for being an inventor. He accumulated 190 patents in his lifetime. His major inventions were the first continuous mining machines recognized as milestones in the history of underground mining mechanization. [1]
P&H Mining Equipment sells drilling and material handling machinery under the "P&H" trademark. The firm is an operating subsidiary of Joy Global Inc. In 2017 Joy Global Inc. was acquired by Komatsu Limited of Tokyo, Japan, and is now known as Komatsu Mining Corporation and operates as a subsidiary of Komatsu.
The L-2350 was originally manufactured by LeTourneau Inc., LeTourneau Inc. was acquired by Marathon in 1972, Rowan Companies in 1986, and Joy Global in 2011. [1] Joy Global renamed the equipment as the P&H L-2350.
Joy Global subsequently sold LeTourneau's Drilling, Marine, and Power divisions to Cameron International. [ 7 ] In 2016, Keppel Corporation acquired LeTourneau Offshore Products (jackups, cranes, and elevating units) from Cameron, while Cameron retained the LeTourneau Drilling Products division.
Harnischfeger Industries was a holding company that consisted of Joy Manufacturing Co., of Pittsburgh, Pennsylvania, a maker of underground coal mining equipment; P&H Mining Equipment, of Milwaukee, Wisconsin, a maker of large open pit mining equipment which includes electric rope shovels, blast hole drills and draglines, P&H MinePro Services ...
LeTourneau Technologies was sold to Marathon Manufacturing Company in 1972, becoming Marathon LeTourneau Company, [citation needed] which was in turn acquired by Rowan in 1986, and Joy Global in 2011, [8] [better source needed] the last of which was acquired by and renamed to Komatsu Mining Corp. [citation needed] [verification needed] That ...
Sullivan's Machinery division merged with Joy Mining Machinery in 1946, becoming Joy Manufacturing Co. Its founder, inventor Joseph Francis Joy, stayed on as general manager of the facility, [17] which remained the dominant employer in Claremont through the 1970s, when manufacturing technology had advanced sufficiently to hamper sales and ...