US457763A - Electric-light carbon - Google Patents

Electric-light carbon Download PDF

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US457763A
US457763A US457763DA US457763A US 457763 A US457763 A US 457763A US 457763D A US457763D A US 457763DA US 457763 A US457763 A US 457763A
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electric
borax
light carbon
carbon
light
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/485—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • H01B1/20—Conductive material dispersed in non-conductive organic material
    • H01B1/24—Conductive material dispersed in non-conductive organic material the conductive material comprising carbon-silicon compounds, carbon or silicon
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Definitions

  • the object of this invention is to prolong the life of the carbon sticks, especially those used in are lights, so as to do away in ameasure with their frequent renewals, now necessary with those in general use; and it consists in heating or tempering the carbons by the use of borax, or any equivalent of borax, either during the process of manufacture of said carbons or afterward.
  • F0muZa For one hundred (100) pounds of product the following ingredients are used in about the following proportions: Coke, seventy-two per cent; pitch, twenty-three per cent. borax, any equivalents of borax, such as borate of sodium, sodium pyroborate, and disodic tetraborate, all commonly known as borax,fivepercent. Thisformsamasswhich is molded into sticks called carbon and baked in a furnace. They are then ready for use, made in different sizes, ranging from seven-sixteenths of an inch to nine-sixteenths of an inch in width and of any length desired.
  • each carbon stick will burn at least three (3) hours longer than the ordinary carbons now used, and in burning gives a much clearer, stronger, and whiter light.
  • the percentage of borax given in the above formula may be varied slightlythat is, a larger per cent. of borax may produce even better results; but tests so far show the proportions given above to be satisfactory.
  • composition to be used for producing electric-light carbons consisting of coke, pitch, and borax or its equivalents, in the proportions specified.

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  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Dispersion Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Working-Up Tar And Pitch (AREA)

Description

UNITED STATES PATENT OFFICE.
YVILLIAM P. ELTRINGHAM, OF DUBOIS, PENNSYLVANIA.
ELECTRIC-LIGHT CARBON.
SPECIFICATION forming part of Letters Patent No. 457,763, dated August 11, 1891.
Application filed April 27, 1891. Serial No. 390,672. (No specimens.)
To aZZ whom it may concern.-.
Be it known that 1, WILLIAM P. ELTRING- HAM, a citizen of the United States, residing at Dubois, in the county of Olearfield and State of Pennsylvania,have invented certain new and useful Improvements in Electric- Light Carbons; and I do hereby declare the following to be afull, clear, and exact description of the invention, such as will enable others skilled in the art to which it appertains to make and use the same.
The object of this invention is to prolong the life of the carbon sticks, especially those used in are lights, so as to do away in ameasure with their frequent renewals, now necessary with those in general use; and it consists in heating or tempering the carbons by the use of borax, or any equivalent of borax, either during the process of manufacture of said carbons or afterward.
F0muZa.For one hundred (100) pounds of product the following ingredients are used in about the following proportions: Coke, seventy-two per cent; pitch, twenty-three per cent. borax, any equivalents of borax, such as borate of sodium, sodium pyroborate, and disodic tetraborate, all commonly known as borax,fivepercent. Thisformsamasswhich is molded into sticks called carbon and baked in a furnace. They are then ready for use, made in different sizes, ranging from seven-sixteenths of an inch to nine-sixteenths of an inch in width and of any length desired.
The use of the borax or its equivalents produces the results claimedviz., each carbon stick will burn at least three (3) hours longer than the ordinary carbons now used, and in burning gives a much clearer, stronger, and whiter light.
The percentage of borax given in the above formula may be varied slightlythat is, a larger per cent. of borax may produce even better results; but tests so far show the proportions given above to be satisfactory.
I claim The herein-described composition to be used for producing electric-light carbons, consisting of coke, pitch, and borax or its equivalents, in the proportions specified.
In testimony whereof I affix my signature in presence of two witnesses.
WILLIAM P. ELTRINGHAM.
Witnesses:
GEORGE F. CANT, J. H. PENTZ.
US457763D Electric-light carbon Expired - Lifetime US457763A (en)

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US457763A true US457763A (en) 1891-08-11

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2890128A (en) * 1954-03-24 1959-06-09 Union Carbide Corp Carbonaceous cement

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2890128A (en) * 1954-03-24 1959-06-09 Union Carbide Corp Carbonaceous cement

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