File:Bleikammer-1.jpg

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Deutsch: Schwefelsäurefabrik nach dem Bleikammerverfahren, Ansicht von vorn. A, B) Röstöfen für Pyrit, C) Salpeterofen mit 2 Schalen für Schwefelsäure und Salpeter zur Freisetzung nitroser Gase, D) Gloverturm, E,F,G) Bleikammern, H) Gay-Lussac-Turm.
Date by 1890
date QS:P,+1890-00-00T00:00:00Z/7,P1326,+1890-00-00T00:00:00Z/9
Source H. Ost, Lehrbuch der Technischen Chemie, Verlag von Robert Oppenheim, Berlin, 1890, S. 53.
Author Georg Lunge
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Copyright has expired. The author died in 1923 in Zürich. (Ref.: Winfried R. Pötsch et al., Lexikon bedeutender Chemiker, VEB Bibliographisches Inst. Leipzig, 1988, p. 284)
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File:Bleikammer-2.jpg

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The author died in 1923, so this work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 100 years or fewer.


This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.

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current10:55, 31 May 2008Thumbnail for version as of 10:55, 31 May 2008888 × 631 (302 KB)Bashir001 (talk | contribs){{Information |Description=Schwefelsäurefabrik nach dem Bleikammerverfahren, Ansicht von vorn |Source=H. Ost, Lehrbuch der Technischen Chemie, Verlag von Robert Oppenheim, Berlin, 1890, S. 53. |Date=2008/05/31 |Author=Georg Lunge |Permission=Copyright h

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