US279009A - Emery-wheel - Google Patents

Emery-wheel Download PDF

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US279009A
US279009A US279009DA US279009A US 279009 A US279009 A US 279009A US 279009D A US279009D A US 279009DA US 279009 A US279009 A US 279009A
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emery
ounces
wheels
persson
name
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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
    • C04B35/01Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/10Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
    • C04B35/111Fine ceramics
    • C04B35/1115Minute sintered entities, e.g. sintered abrasive grains or shaped particles such as platelets

Description

- UNITED STATES PATENT OFFIcE- ANDERS PERSSON ASD OTTO SGDERBERG, OF BANGOR, MAINE.

EMERY-WHEEL.

SPEGIFICATION'forming' part of Letters Patent No. 2 79,009, dated June 5, 1883. Applicatiomfiled April 16, 1883: (No specimens.)

T0 ail whom it may concern:

Be it known that we, ANDERS PERSSON and Orro StiDERBERG, both of Bangor, in the county of Penobscot and State of Maine, have invented certain new and useful Improvements in Emery-Wheels and we do hereby declare that the following is a full, clear, and exact description'of the invention, that will enable others skilled in the art to which it appertains to make and use the same. 1,

Our invention relates to an improvement in emery-wheels and it consists of an improved composition for said wheels, capable of carrying a larger proportion of emery than, is gen erally used in wheels made in the usual manner.

I11 making our composition we use about eight (8) ounces of pulverized oxide of iron, (a mineral found in the ironproducing States, commonly sold under the name of metallic paint,)four (4) ounces ofFrench yellow, (viz.,

yellow ocher,) and eight ounces of Cornish stone, (a pulverized 1nineral= known to the trade under this name.) \Ve then take five ounces of this mixture and add to it one pound of ground emery of the fineness required, mixing thoroughly with alittle water. The paste thus formed we mold in the usual manner, and

subject it to a gradually-increasing heat,up to i ANDEns PERSSON. OTTO SODERBERG.

Witnesses FRED. W. HILL,- TM. FRANKLIN SEAVEY.

US279009A Emery-wheel Expired - Lifetime US279009A (en)

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US279009A true US279009A (en) 1883-06-05

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2495257A (en) * 1947-06-18 1950-01-24 Norton Co Diamond abrasive article

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2495257A (en) * 1947-06-18 1950-01-24 Norton Co Diamond abrasive article

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