US381614A - Electric-light carbon - Google Patents

Electric-light carbon Download PDF

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Publication number
US381614A
US381614A US381614DA US381614A US 381614 A US381614 A US 381614A US 381614D A US381614D A US 381614DA US 381614 A US381614 A US 381614A
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United States
Prior art keywords
electric
light carbon
carbons
light
carbon
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    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/52Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbon, e.g. graphite
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • H01B1/20Conductive material dispersed in non-conductive organic material
    • H01B1/24Conductive material dispersed in non-conductive organic material the conductive material comprising carbon-silicon compounds, carbon or silicon

Definitions

  • My invention relates especially to the carbons or pencils used for are or other electric lighting purposes; and it consists in mixing with any variety of such carbons or pencils powdered serpentine, adapted to prevent the too rapid consumption of the same.
  • An electricarc-light carbon having powdercd serpentine commingled with its composition.

Description

UNITED STATES PATENT FHQEQ THOMAS LANIER CLINGMAN, OF ASHEVILLE, NORTH CAROLINA.
ELECTRIC-LIGHT CARBON.
SPECIFICATION forming part of Letters Patent No. 381,614, dated April 24, 1888.
Application filed May 14, 1887. Serial No 238.249.
T 0 aZZ whom it may concern:
Be it known thatI, THOMAS LANIER CLING- MAN, a citizen of the United States, residing at Ashevillejn the county ofBuncombe and State of North Carolina, have invented certain new and useful Improvements in Electric Lighting, ofwhich the following is a full, clear, and exact description.
My invention relates especially to the carbons or pencils used for are or other electric lighting purposes; and it consists in mixing with any variety of such carbons or pencils powdered serpentine, adapted to prevent the too rapid consumption of the same.
To enable others skilled in the art to which my invention appertains to make and use the same, I will now describe a preferred manner of carrying the same out.
In manufacturing my carbons I combine with the carbonaceous material a mineral sub stance, such as serpentine, this substance be (No specimens.)
ing first reduced to a finely-powdered condition and then mixed with the carbon of the pencil in any suitable manner. By thus introducing into the composition of the pencil or carbons an agent that resists the rapid dissolution or consumption of the same I am enabled to provide carbons which greatly im prove the quality of the light. At the same time they offer a resistance to the wearing effect of the light that greatly adds to their efficiency and prolongation of their usefulness.
Having thus described my invention, what I claim as new, and desire to secure by Letters Patent, is
An electricarc-light carbon having powdercd serpentine commingled with its composition.
THOMAS LANIER CLINGMAN.
Witnesses:
J OHN H. NEWMAN, B. F. DEnIsoN,
US381614D Electric-light carbon Expired - Lifetime US381614A (en)

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US381614A true US381614A (en) 1888-04-24

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3340841A (en) * 1965-12-17 1967-09-12 Sears Roebuck & Co Sail rig

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3340841A (en) * 1965-12-17 1967-09-12 Sears Roebuck & Co Sail rig

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