US2992094A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reclaiming scrap titanium
Assignee: Titanium Metals Corp
•
Filing: 1959-03-23
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Granted: 1961-07-11
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Expires: 1979-03-23
Abstract
No abstract record available.
Inventors
- 👤 Robert L Powell
- 👤 Luh C Tao
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:45
CPC Classifications
C; C22; C22B; C22B34/00; C22B34/10; C22B34/12; C22B34/1295; Y; Y02; Y02P; Y02P10/00; Y02P10/20
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
82 words
A METHOD FOR RECLAIMING SCRAP METAL SELECTED FROM THE GROUP CONSISTING OF TITANIUM AND TITANIUM BASE ALLOYS WHICH COMPRISES; HYDROGENATING SAID SCRAP METAL TO PROVIDE A HYDROGEN CONTENT THEREIN OF BETWEEN 1% AND 2% BY WEIGHT, CRUSHING THE HYDROGENATED SCRAP METAL, ADMIXING THE CRUSHED HYDROGENATED SCRAP METAL WITH VIRGIN TITANIUM METAL, AND MELTING THE SO-FORMED ADMIXTURE IN AN ARC MELTING FURNACE EVACUATED TO A PRESSURE NOT EXCEEDING 10 MILLIMETERS OF MERCURY ABSOLUTE THEREBY TO PRODUCE AN INGOT CONTAINING LESS THAN 0.001% HYDROGEN.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-10 | 1965-01-09 | 1965-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-10 | 1969-01-09 | 1969-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-10 | 1973-01-09 | 1973-07-11 | $7700.00 | Window Closed / Lapsed |