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US2522679A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of producing titanium alloys

Assignee: Individual
•
Filing: 1945-02-17
•
Granted: 1950-09-19
•
Expires: 1965-02-17
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Abstract

No abstract record available.

Inventors

  • 👤 William J Kroll

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 04:16
CPC Classifications
C; C01; C01G; C01G23/00; C01G23/02; C01G23/022; B; B22; B22F; B22F9/00; B22F9/16; B22F9/18; B22F9/24; C22; C22B; C22B34/00; C22B34/10; C22B34/12; C22B34/1263; C22B34/1268; C22B34/1272

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 116 words
THE METHOD OF PRODUCING TITANIUM-BASE ALLOYS SUBSTANTIALLY FREE OF EMBRITTLING OXIDE, NITRIDE AND HYDRIDE COMPOUNDS WHICH COMPRISES FORMING A LIQUID PHASE MIXTURE OF METAL CHLORIDES CONSISTING PREDOMINANTLY OF TITANIUM TETRACHLORIDE AND IN MINOR PART OF AT LEAST ONE OTHER METAL CHLORIDE WHICH IS SOLUBLE IN THE LIQUID PHASE TITANIUM TETRACHLORIDE, FILTERING THE SAME TO REMOVE OXYGEN-CONTAINING SOLUBLES THEREFROM AND REDUCING THE FILTERED MIXTURE TO METAL POWDER FORM BY REACTING THE SAME WITH MOLTEN MAGNESIUM UNDER AN INERT GAIN MAINTAINED AT ATMOSPHERIC PRESSURE, SEPARATING THE METAL POWDERS OBTAINED FROM THE EXCESS MAGNESIUM AND FROM THE MAGNESIUM CHLORIDE PRODUCT OF THE REDUCTION REACTION, AND COMPACTING AND SINTERING THE RECOVERED METAL POWDERS TO COHERENT METAL IN AN INERT ATMOSPHERE.

References Cited (Backward Citations)

US1646734A Cited
US1671213A Cited
US1709781A Cited
US2205854A Cited
DE718822C Cited
US2230538A Cited
US2344319A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1953-09-18 1954-03-20 1954-09-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1957-09-18 1958-03-20 1958-09-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1961-09-18 1962-03-20 1962-09-19 $7700.00 Window Closed / Lapsed

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