Friedrich Heeren

Friedrich Heeren (11 August 1803 – 2 May 1885) was a German chemist.

Friedrich Heeren
Born(1803-08-11)11 August 1803
Hamburg Germany
Died2 May 1885(1885-05-02) (aged 81)
Hanover Germany
NationalityGerman

He received his doctorate in Göttingen, and from 1831 was an instructor of technological-chemical subjects at the Polytechnic School in Hannover (Höheren Gewerbeschule). Here he taught classes in physics, mineralogy and chemistry.[1]

With technologist Karl Karmarsch (1803-1879), he published a technical dictionary (Technisches Wörterbuch).[2] Also, with Karmarsch, he developed a process for the preparation of gun cotton.[3][4][5] In 1881 he introduced an apparatus for the testing of milk (lactometer, patent# 241655).[6]

References
  1. Stiftung Tierärztliche Hochschule Hannover, The History of the Institute of Chemistry Archived 2016-03-04 at the Wayback Machine (biography)
  2. WorldCat Titles Karmarsch und Heeren's Technisches Wörterbuch
  3. Treccani.it
  4. Google Books The international cyclopaedia: a compendium of human knowledge, Volume 7 by Harry Thurston Peck, Selim Hobart Peabody, Charles Francis Richardson
  5. Google Books Reports on the Vienna Universal Exhibition of 1873: Volume 1 by Great Britain. Royal Commission for the Vienna Universal Exhibition of 1873
  6. Official Gazette of the United States Patent Office, Volume 19
  • "Friedrich Heeren".
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