Mulheim an der Ruhr

Mülheim an der Ruhr

Mülheim an der Ruhr or Mülheim, city (1994 pop. 177,175), North Rhine-Westphalia, W Germany, on the Ruhr River. It is an industrial center of the Ruhr district and a road and rail traffic hub. The city formerly produced mainly coal and steel, but in the mid-20th cent. its products were diversified to include machinery, electrical goods, and chemicals. At the city's noted institute for coal research, the Fischer-Tropsch process for coal liquification and the Ziegler process for the production of polyethylene plastics were discovered. Mülheim was chartered in 1808. There is a 12th-century castle in the city.

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"Mülheim an der Ruhr." The Columbia Encyclopedia, 6th ed.. 2008. Encyclopedia.com. 10 Feb. 2012 <http://www.encyclopedia.com>.

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Mülheim

Mülheim, North Rhine‐Westphalia/Germany The full name is Mülheim an der Ruhr ‘in the Ruhr’ to distinguish it from cities with this name in Hesse and Baden‐Württemberg. The name comes from Mühle ‘mill’ and Heim to indicate a community established round a mill.

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JOHN EVERETT-HEATH. "Mülheim." Concise Dictionary of World Place-Names. 2005. Encyclopedia.com. 10 Feb. 2012 <http://www.encyclopedia.com>.

JOHN EVERETT-HEATH. "Mülheim." Concise Dictionary of World Place-Names. 2005. Encyclopedia.com. (February 10, 2012). http://www.encyclopedia.com/doc/1O209-Mlheim.html

JOHN EVERETT-HEATH. "Mülheim." Concise Dictionary of World Place-Names. 2005. Retrieved February 10, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O209-Mlheim.html

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