August Bender (chemist)

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Friedrich August Bender (born April 16, 1847 in Weinheim an der Bergstrasse, † May 13, 1926 in Kupferdreh near Essen) was a German chemist and entrepreneur .

Life

The son of educators Karl Friedrich Bender (1806-1869), who took over in 1864, founded by his brother Heinrich boarding school for boys in Weinheim, studied chemistry at the University of Tübingen and graduated in 1868 with the promotion of Dr. phil. from. He then worked in France until the outbreak of the Franco-Prussian War in 1870 . From 1 November 1872 he was after working briefly for Robert Bunsen in Heidelberg with Friedrich Krupp in Essen in open-hearth plant I busy.

Together with its budding Schwager Theodor Narjes (1847-1905) 1876, he developed a method for Ent for Krupp phosphorisierung of iron , which they referred to as "wash process" and the Krupp 1877 Patent received. In North America this process was used for a longer period, but in Germany and Europe it was replaced by the Thomas process as early as 1879 .

Based on an observation made on slag heaps in 1880, Bander and Narjes found a way to turn the waste product blast furnace slag into the recycling product blast furnace cement . For this they received 90,000 marks from Krupp . With this capital they founded the successful Portland cement factory Narjes & Bender in Kupferdreh in 1883 , to which the cement goods industry Kupferdreh was affiliated in 1897 , which in turn became the United Steinwerke GmbH .

Bender married Martha born in 1881 . Hintze (1858–1912), a daughter of the wealthy Altenessener mining director Franz Eduard Hintze (1825–1876) and his wife Johanna Wilhelmine Hintze born. Hüllstrung (1826-1896). Martha Bender's older sister Maria (1856–1942) married Theodor Narjes in the same year. The marriage of August and Martha Bender had three sons and two daughters.

Honors

Benderstraße is named after him in Essen-Kupferdreh .

literature

Individual evidence

  1. ^ A b Renate Koehne-Lindenlaub:  Narjes, Theodor Gustav. In: New German Biography (NDB). Volume 18, Duncker & Humblot, Berlin 1997, ISBN 3-428-00199-0 , p. 736 ( digitized version ).
personal data
SURNAME Bender, August
ALTERNATIVE NAMES Bender, Friedrich August (full name)
BRIEF DESCRIPTION German chemist and entrepreneur
DATE OF BIRTH April 16, 1847
PLACE OF BIRTH Weinheim an der Bergstrasse
DATE OF DEATH May 13, 1926
Place of death Copper turning at Essen