Specification of William Clark : desiccating and preserving matters from decay.

  • William Clark
Date:
1863
Catalogue details

Licence: Public Domain Mark

Credit: Specification of William Clark : desiccating and preserving matters from decay. Source: Wellcome Collection.

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    A.D. 1863, 21 st January. N° 186. Desiccating and Preserving Matters from Decay, (This Invention received Provisional Protection only.) PROVISIONAL SPECIFICATION left by William Clark at the Office of the Commissioners of Patents, with his Petition, on the 21st January 1863.—A communication from abroad by Jean Baptiste Pierre Camille Bergouhnioux, of 29, Boulevart St. Martin, Paris, Gentleman. 5 I, William Clark, of 53, Chancery Lane, in the County of Middlesex, Engineer and Patent Agent, do hereby declare the nature of the said Invention for “ Improvements in Desiccating and in Preserving Matters from Decay,” to be as follows :— This Invention consists in the numerous applications herein-after described 10 and hitherto unknown, which I have imagined, maintaining at all times the following conditions In a space as limited and closed as possible, either free from or filled with any gas at any tension, and any temperature, there exists a definite or more or less indefinite source of vapor. In contact with this vapor is a chemical or physical agent, which incessantly in either 15 condensing that vapor or decomposing it on the very spot, or presenting to it always on the same spot a combination which it embraces with avidity, has for final result either a diminution or even an annihilation of the tension of that vapor. I will presently describe and exemplify some of the hitherto unknown 20 applications I have conceived, yet not departing in the least from the above conditions. Supposing I have to dry some damp substances, such as wood for building, naval, or other industrial purposes, or wool, cloth, linen, paper,
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