Abridgments of the specifications relating to preservation of food / printed by order of the Commissioners of Patents.

Date:
1857
Catalogue details

Licence: Public Domain Mark

Credit: Abridgments of the specifications relating to preservation of food / printed by order of the Commissioners of Patents. Source: Wellcome Collection.

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    the vessel, and the lid soldered securely. Through a small pipe in the vessel the 44 liquid capable of vapourizing at a temperature 44 below that at which water alone vapourizes ” is forced, the vessel placed in a water bath, and when the air is expelled the vessel is sealed. Or the package with the meat may have two tubes ; the one communicating with a vessel containing the 44 vapourizing 44 liquid/’ Heat is applied to both vessels. When the air is ex¬ pelled from the vessel containing the meat, 44 close both pipes by 44 pinching them, and then soldering them.” [Printed, 4c?.] A.D. 1855, March 8.—N° 519. TAYLOR, John.—This Patent is void by reason of the Patentee having neglected to file a Specification in pursuance of the con¬ ditions of the Letters Patent. The object was 44 packing and pre- 44 serving eggs and other articles of food ” by placing them in 44 moulds or shapes, and filling” them 44 with plaster of Paris.” Eggs do not require a covering before this operation, 44 but in 44 respect of other articles of food it is preferred first to cover them 44 with tin foil paper, or woven fabric, before casting them in plaster 44 of Paris blocks.” [Printed, 3c?.] * A.D. 1855, March 29.—N° 595. ANGER.—Francois Joseph.—Preserving vegetable substances by means of the principle diastase. The substances prepared are dipped in a decoction of malt, and afterwards dried, by artificial means, in drying rooms. 44 Thus prepared, the potato or other 44 vegetable is not susceptible to the decomposing influence of the 44 atmosphere.” 44 Certain neutralized acids or chemical salts can 44 be used instead of diastasis,” but they would not 44 effect the 44 purpose ” 44 so well as the diastasis.” [Printed, 3c?,] A.D. 1855, April 30.—N° 965. ACRES, Edward.—The title of this invention is as follows : 44 Improvements in desiccating and cooling atmospheric air, and 44 the application thereof to useful purposesand, first, with¬ drawing the moisture from air by “ causing it in a heated state to 44 pass ” into a vessel in which are contained a number of pipes, the
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