US541909A - Pinwall - Google Patents

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US541909A
US541909A US541909DA US541909A US 541909 A US541909 A US 541909A US 541909D A US541909D A US 541909DA US 541909 A US541909 A US 541909A
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nitrate
weight
parts
explosive
pinwall
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    • CCHEMISTRY; METALLURGY
    • C06EXPLOSIVES; MATCHES
    • C06BEXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
    • C06B21/00Apparatus or methods for working-up explosives, e.g. forming, cutting, drying
    • C06B21/0008Compounding the ingredient

Definitions

  • Our invention relates to an improvement 10 in explosive compounds particularly adapted for use as a gun powder of the smokeless type and consists of nitroglycerin, gun cotton, barium nitrate, or its equivalent, petrolatum and urea, crystals.
  • nitroglycerin end fifty parts, by weight,0f gnn'cotton are mixed withtwent-y to twentylive parts, by weight, of a nitrate such, for example as barium nitrate, potassium nitrate,
  • petrolatum serves, in connection with the several ingredients which we have hereinabove enumerated, as a. very reliable deterrent, enabling us to grade the eit'ect of different sized charges of the explosive upon the ball to be projected. with the greatest accuracy.
  • acetone may be added in asuffioient quantity to render the mass the consistency of a thick liquid. After the mixing, the acetone may be evaporated in anywell known or approved:

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Description

ttnn STATES ATENT tint-en GARLAND N. WHISTLER, 015 FORT VVADSWOR'ITH, AND HENRY 10. ASPIR lVALL, OF WEST NE'vV BRIGHTON, ASSIGNORS, BY MESN E ASSIGNMENTS, TO BENJAMIN S. HARMON, Oh NEW YORK, N. Y.
SMQKELESS eownsu.
SPECIFICATION forming part of Letters Patent No. 541,909, dated July 2, 1895.
Application filed October 23, 1894. Serial No. 528,734. (No specimens- I 12 all? whom, it may concern:
Be it known that We, GARLAND N. WHIST- LER, of Fort Wadsworth, and HENRY C.-As- PINWALL, of West New Brighton, in the 5 county of Richmond and State of NewYork, have invented it new and useful Improvement in Explosive Compounds, of which the following is a specification.
Our invention relates to an improvement 10 in explosive compounds particularly adapted for use as a gun powder of the smokeless type and consists of nitroglycerin, gun cotton, barium nitrate, or its equivalent, petrolatum and urea, crystals.
In practice, seventy-five parts, by Weight, of nitroglycerin end fifty parts, by weight,0f gnn'cotton are mixed withtwent-y to twentylive parts, by weight, of a nitrate such, for example as barium nitrate, potassium nitrate,
2o calcium nitrate, strontium nitrate, or ammonium nitrate, and with this mixture is incorporated two parts, by weight, of urea crystals. To the above mixture there is added from one to seven parts, by weight, of a substance 2 5 known in the art as petrolntuin, the amount of petrolntuin used being varied, according to the caliber of the gun or the use for which the explosive is intendezl-the smaller the caliber of the gun, theless the amount of petrolatum to be used and the greater the caliber the greater the amount to be used.
We have discovered that petrolatum serves, in connection with the several ingredients which we have hereinabove enumerated, as a. very reliable deterrent, enabling us to grade the eit'ect of different sized charges of the explosive upon the ball to be projected. with the greatest accuracy.
In making the explosive, to insure s thorough mixing of the several ingredients, acetone may be added in asuffioient quantity to render the mass the consistency of a thick liquid. After the mixing, the acetone may be evaporated in anywell known or approved:
US541909D Pinwall Expired - Lifetime US541909A (en)

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