US385951A - Alloy - Google Patents

Alloy Download PDF

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Publication number
US385951A
US385951A US385951DA US385951A US 385951 A US385951 A US 385951A US 385951D A US385951D A US 385951DA US 385951 A US385951 A US 385951A
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United States
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parts
alloy
copper
platinum
gold
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Classifications

    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/16Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/167Means for preventing damage to equipment, e.g. by molten glass, hot gases, batches
    • C03B5/1672Use of materials therefor

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Investigating Or Analysing Biological Materials (AREA)

Description

UNITED STATES ,PAT NT- FICEO DANIEL OHARA, DANIEL-W. ELDREDGE, AND JOHN LOGAN, OF WALTHAM, MASSACHUSETTS.
ALLOY.
SPECIFICATION forming part of Letters P atent No. 385,951, dated July 10, 1888.
Xpplication filed March 2, 1888. Serial No. 265,931. (No specimens.)
To all whom it may concern/r portions above specified, but may vary the Beit known that we, DANIEL O HARA, DAN. same within reasonable limits without depart- IEL W-ELDREDGE, and JOHNLOGAN, of Waling from the spirit of our invention. I than), in the county of Middlesex and State of We claimuseful Improvements in Alloys, of 'which the platinum, copper, nickehand goldfln aboutthe following is a specification. iollowing proportiQns,viz: p1atinum,sixty-two Our invention has for its object to provide an parts; copper, twenty-four parts; nickel, eight alloy or compound metal which shall be practiparts, and gold, six parts, as set forth.
a suitable coefficient of expansion; to adapt, it namesto this specification, in the presence of. for use as a material for one of the parts of the two'subscribing witnesses, this 28th day ofFeb iim of a compeusationrbalence for watches or ruary, A. D. 1888.
. chronometers. i 5 Our improved alloy consists in ecompound of platinum, copper, nickel, and gold in about I thefollowing proportions iz: platinum, sixty-. vj N LOGAN" 7 two (62) parts; copper, twenty-four (24) parts; Witnesses: nickel, eight (8) parts; gold, six (6) parts. HENRY N. FISHER,
20 We do not limit ourselves to the ex'act 'pro; EDWARD A. MARSH.
5 Massachusetts, have invented certain new and An alloy or compound metal composed oi" z 5 I 10 callynon-magnetic,inoxidizablqafifiwillhave In testimony whereof we have 'signedour o-
US385951D Alloy Expired - Lifetime US385951A (en)

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US385951A true US385951A (en) 1888-07-10

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3683616A (en) * 1968-08-19 1972-08-15 Straumann Inst Ag Anti-magnetic timekeeping mechanisms
US5878841A (en) * 1994-12-28 1999-03-09 Alfa Laval Agri Ab Joint device for a lubrication system and a pump apparatus including the joint device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3683616A (en) * 1968-08-19 1972-08-15 Straumann Inst Ag Anti-magnetic timekeeping mechanisms
US5878841A (en) * 1994-12-28 1999-03-09 Alfa Laval Agri Ab Joint device for a lubrication system and a pump apparatus including the joint device

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