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US3392055A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of making superconducting wire

Assignee: General Electric Co
•
Filing: 1963-02-01
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Granted: 1968-07-09
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Expires: 1983-02-01
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Abstract

No abstract record available.

Inventors

  • 👤 Donald L Martin
  • 👤 Donald H Wilkins

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 23:17
CPC Classifications
C; C23; C23C; C23C2/00; C23C2/04; C23C2/08; C23G; C23G1/00; C23G1/02; C23G1/10; C23G1/106; H; H01; H01B; H01B1/00; H10; H10N; H10N60/00; H10N60/01; H10N60/0184; Y; Y10; Y10S; Y10S505/00; Y10S505/80; Y10S505/815; Y10S505/818; Y10S505/821

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 134 words
THE CONTINUOUS METHOD OF MAKING A SUPERCONDUCTING WIRE HAVING A HIGH CURRENT-CARRYING CAPACITY WHICH COMPRISES THE STEPS OF CONTINUOUSLY RUNNING A CLEAN WIRE OF METAL SELECTED FROM THE GROUP CONSISTING OF NIOBIUM AND NIOBIUM-BASE ALLOYS LENGTHWISE INTO AND THROUGH A BATH OF MOLTEN TIN AT A TEMPERATURE BETWEEN 650*C. AND 1300*C. AND THEREBY PROVIDING A TIN COATING ON SUCCESSIVE LONGITUDINAL SEGMENTS OF THE WIRE AND SIMULTANEOUSLY FORMING AN INTERMEDIATE LAYER OF NB3SN ON SUCCESSIVE LONGITUDINAL SEGMENTS OF THE WIRE, CONTINUOUSLY REMOVING THE RESULTING TIN-COATED AND NB3SN COVERED WIRE LENGTHWISE FROM THE TIN BATH INTO A NEUTRAL ATMOSPHERE AND COOLING AND FREEZING TIN ADHERING TO SUCCESSIVE SEGMENTS OF THE WIRE AS THE WIRE IS TRAVELED LENGTHWISE THROUGH THE NEUTRAL ATMOSPHERE, AND CONTINUOUSLY WITHDRAWING THE RESULTING SUPERCONDUCTING WIRE PRODUCT LENGTHWISE FROM CONTACT WITH THE NEUTRAL ATMOSPHERE.
Claim 2
Dependent Claim 134 words
THE CONTINUOUS METHOD OF MAKING A SUPERCONDUCTING WIRE HAVING A HIGH CURRENT-CARRYING CAPACITY WHICH COMPRISES THE STEPS OF CONTINUOUSLY RUNNING A CLEAN WIRE OF METAL SELECTED FROM THE GROUP CONSISTING OF NIOBIUM AND NIOBIUM-BASE ALLOYS LENGTHWISE INTO AND THROUGH A BATH OF MOLTEN TIN AT A TEMPERATURE BETWEEN 650*C. AND 1300*C. AND THEREBY PROVIDING A TIN COATING ON SUCCESSIVE LONGITUDINAL SEGMENTS OF THE WIRE AND SIMULTANEOUSLY FORMING AN INTERMEDIATE LAYER OF NB3SN ON SUCCESSIVE LONGITUDINAL SEGMENTS OF THE WIRE, CONTINUOUSLY REMOVING THE RESULTING TIN-COATED AND NB3SN COVERED WIRE LENGTHWISE FROM THE TIN BATH INTO A NEUTRAL ATMOSPHERE AND COOLING AND FREEZING TIN ADHERING TO SUCCESSIVE SEGMENTS OF THE WIRE AS THE WIRE IS TRAVELED LENGTHWISE THROUGH THE NEUTRAL ATMOSPHERE, AND CONTINUOUSLY WITHDRAWING THE RESULTING SUPERCONDUCTING WIRE PRODUCT LENGTHWISE FROM CONTACT WITH THE NEUTRAL ATMOSPHERE.

References Cited (Backward Citations)

US1734737A Cited
US2072060A Cited
GB493299A Cited
US2432657A Cited
US2784121A Cited
US2958836A Cited
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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-07-09 1972-01-08 1972-07-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-07-09 1976-01-08 1976-07-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-07-09 1980-01-08 1980-07-09 $7700.00 Window Closed / Lapsed

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