1895 Patent No. 12,162 destruction of beta naphthol on fibre, Ferbwerke, Hoechst

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  • Start : Wed 04 Jun 2025 13:20:55 (BST)
  • Close : Fri 04 Jul 2025 13:20:55 (BST)
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Patent No. 12,162 A.D.1895 Process for the Partial or Total Destruction of Beta Naphthol on the Fibre by Oxidation by Means of Persulphates.  [Communicated from abroad by The Ferbwerke, vormals Meister Lucius and Bruning of Hoechst a/ Main, in the Empire of Germany, Chemical Manufacturers]

"I, Oliver Imray of 28 Southampton Buildings, Chancery Lane, in the County of London, Chartered Patent Agent, do hereby declare the nature of this invention to be as follows: The production of insoluble napthol azo colouring matters on cotton fibre has attained some extent and importance not only by the discovery of a whole series of very suitable amido bases, but also by the institution of simple and suitable dyeing and printing processes..."

5 pages of text which have been disbound from a larger volume.

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Listing Information

Listing TypeGallery Listing
Listing ID#230409019
Start TimeWed 04 Jun 2025 13:20:55 (BST)
Close TimeFri 04 Jul 2025 13:20:55 (BST)
Starting BidFixed Price (no bidding)
Item ConditionUsed
Bids0
Views5
Dispatch Time3 Days
Quantity1
LocationUnited Kingdom
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