US309441A - James cato de castro - Google Patents

James cato de castro Download PDF

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US309441A
US309441A US309441DA US309441A US 309441 A US309441 A US 309441A US 309441D A US309441D A US 309441DA US 309441 A US309441 A US 309441A
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explosive
cato
castro
james
antimony
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    • CCHEMISTRY; METALLURGY
    • C06EXPLOSIVES; MATCHES
    • C06BEXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
    • C06B43/00Compositions characterised by explosive or thermic constituents not provided for in groups C06B25/00 - C06B41/00

Definitions

  • IJAME$ CATO DE oAsrno, on HINDE srnnnr, MANCHESTER-SQUARE, coUNrYoF MIDDLESEX, ENGLAND.
  • the object of my invention is the ma'nufao ture of explosive compounds that shall be practically free from danger not only during the process .of such manufacture, but also practically so during transit and storage; also, that the pellets or agglomerated forms of suohcomnonndshall not. be either 11yperse nsitive tp percussion or ignition, and shall not be explos1ve,1n the true sense of the wr'd,uuless purposely and strongly confined, whileat the same time suchcompounds shall not be liable to undergo chemical change from variations of temperature, damp, or such like causes of deterioration pertaining generally to explosive compounds.
  • pellets or forms of the cx plosive compound are generally hollowed or perforated about half-way down the center, or
  • the pellets or forms of my explosive compou'pds may, when dried,be placed in strong water-proof cartridge cases or covers.
  • These cartridge cases or cov'ers may be made of a suitable description of paper, whichfafter being wrapped around the cartridge or mass of explosivecompound, it is advisable to dip into paraffine-wax or othersuitable preservative coating. By such treatment the explo sive is further insured against ill edects of damp.

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Paper (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)

Description

UNITED STATES PiATfENT' OFFICE.
IJAME$ CATO DE oAsrno, on HINDE srnnnr, MANCHESTER-SQUARE, coUNrYoF MIDDLESEX, ENGLAND.
EXPL OSlVE eoMPouNo.
saaemzwfiibna mmg memeie rwiqcer sesanfifieaneeemeer is; I884; Application filed January 3, 1884. (No specimens.) Patented in England August 21, 1883, No. 4,043. 7
To all whom if may concern Be it known that I, JAMES Caro DE Ons'rno,
.a subject of the Queen of Great Britain and Ireland, residingat Hinde Street, Manchester Square, in the county of Middlesex, England,
doctor of medicine, have invented certain new and useful Improvem entsin the Mann factu re of I Explosive Compounds, (for which I have obtained a patent in Great Britain, No. 4,043, bearing date August 21, 1883,) of which following is a specification.
The object of my invention is the ma'nufao ture of explosive compounds that shall be practically free from danger not only during the process .of such manufacture, but also practically so during transit and storage; also, that the pellets or agglomerated forms of suohcomnonndshall not. be either 11yperse nsitive tp percussion or ignition, and shall not be explos1ve,1n the true sense of the wr'd,uuless purposely and strongly confined, whileat the same time suchcompounds shall not be liable to undergo chemical change from variations of temperature, damp, or such like causes of deterioration pertaining generally to explosive compounds. For this purpose I mix with Wheaten or other bran which has first been depr'ived of its flour or starch by washing or cleansing and subsequent drying, or other suitable description of cellulose,- tel-sulphide of antimony,0r natural sulphide of antimony, in the proportion of, say, about one part of the tersulphide of antimony to, about seven parts 1 Of thebranor other cellulose. These ingre dients are thoroughly incorporated together 3 in a mixing-mill or revolving drum or other convenient mixer.
weight of bran and tel-sulphide of antimonycombined. These pellets or forms of the cx plosive compound are generally hollowed or perforated about half-way down the center, or
are otherwise so formed as found best adapted the to promote combustion. These explosiveforms of compounds such as described may be fired by means of an ordinary detonating or explosive cap, thereby dispensing with the necessity for tampinga troublesome, 'uncer tain, and otherwise objectionable and often dangerous operation.
The pellets or forms of my explosive compou'pds may, when dried,be placed in strong water-proof cartridge cases or covers. These cartridge cases or cov'ers may be made of a suitable description of paper, whichfafter being wrapped around the cartridge or mass of explosivecompound, it is advisable to dip into paraffine-wax or othersuitable preservative coating. By such treatment the explo sive is further insured against ill edects of damp. in ing c ract d f o t e atmosph e or otherwise,and its employment for explosive purposes in wet rocks or even under water renderedccrtain, while such incasing renders the explosive compound evenless liable to injury during transport, storage, or application preliminary to actual use as an explosive or of explosive compounds according to my im provements are economy of manufacture and material, the avoidance of danger in handling and storage or transit, as well as during-the manufacture, greater explosive eiiect in use, facility afforded by the capability of the explosive compound being ignited by means of ordinary caps as igniters, the necessity for tamping being dispensed with, and general simplicity attendant on the manufacture and use. Bran and chlorate have been used'together as an explosive, as also have cellulose, (in the form of ryeiiour,) chlorate, and aninvention and thejmanner of carrying the same into practical operation, I would have it understood that What I claim is- The described exolosive compound, consisting of branor other suitable form of cellulose mixed with tersnlphide of antimony or natural sulphide of antimonz yin the \proportions substantially as set forth, and to which mire ture is added a saturated or nearlysatureted solution of chlorate of. potash, and the-whole formed into agglomerated pellets or grains, as set forth. I
- In testimony whereof I aflix my signature in presence of two Witnesses.
Witnesses; v
ALFRED DONNISON, J 0.1m ALFRED DoNNIsoN,
J AMES CATO DE CASTRO.
US309441D James cato de castro Expired - Lifetime US309441A (en)

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