Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB16175/18A
Inventor
Erling Trygve Doran
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Individual
Original Assignee
Individual
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Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Publication of GB126938ApublicationCriticalpatent/GB126938A/en
C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
C14C9/00—Impregnating leather for preserving, waterproofing, making resistant to heat or similar purposes
Abstract
126,938. Doran, E. T. May 11, 1918, [Convention date]. Chrome and like mineral tanning; tanning with special chemicals.-Hides are hardened &c. by treatment with lead acetate. The hides after treatment, as in a chrome bath, are dried and placed in a bath containing a solution of lead acetate preferably at a temperature of 18-20‹ C. Acetic acid and barium acetate may be added. Before immersing in the acetate bath, the hides may be subjected to swelling in acids.
GB16175/18A1918-05-111918-10-04Improved Process for the Manufacture of Leather.
ExpiredGB126938A
(en)