US2854392A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Arc discharge production of low valency halides of titanium
Assignee: Individual
•
Filing: 1955-09-22
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Granted: 1958-09-30
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Expires: 1975-09-22
Abstract
No abstract record available.
Inventors
- 👤 Tokumoto Shin-Ichi
- 👤 Tanaka Eiji
- 👤 Nishiyama Ryuzo
- 👤 Mizushima Kiyoshi
- 👤 Nozaki Hiroshi
- 👤 Taguti Ryuzaburo
- 👤 Matsui Kichihei
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:25
CPC Classifications
C; C01; C01G; C01G23/00; C01G23/02; B; B01; B01J; B01J19/00; B01J19/08; B01J19/087; B01J19/088; C01G23/026
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
THE METHOD OF PRODUCING LOW VLENCY HALIDES OF TITANIUM WHICH COMPRISES SUBJECTING A LIQUID BATH CONTAINING AT LEAST ONE HIGH VALENCY HALIDE OF TITANIUM TO ARC DISCHARGES BETWEEN METALLIC ELECTRODES IMMERSED IN SAID BATH, SAID METALLIC ELECTRODES HAVING A REDUCING ACTION ON THE HIGH VALENCY HALIDES AND BEING OF A METAL SELECTED FROM THE GROUP CONSISTING OF TITANIUM, MAGNESIUM, ALUMINUM, ZINC, SILVER, MERCURY, ARESENIC AND TIN, THE PERIOD OF CONTINUOUS DISCHARGE AT ANY ONE POINT OF THE ELECTRODES NOT EXCEEDING ONE TENTH OF A SECOND AND THE LOWER VALENCY HALIDE OF TITANIUM DEPOSITED ON THE ELECTRODES BEING CONTINUOUSLY REMOVED THEREFROM TO RENEW THE POSITION OF ARC DISCHARGE.
Claim 2
Independent Claim
107 words
THE METHOD OF PRODUCING LOW VLENCY HALIDES OF TITANIUM WHICH COMPRISES SUBJECTING A LIQUID BATH CONTAINING AT LEAST ONE HIGH VALENCY HALIDE OF TITANIUM TO ARC DISCHARGES BETWEEN METALLIC ELECTRODES IMMERSED IN SAID BATH, SAID METALLIC ELECTRODES HAVING A REDUCING ACTION ON THE HIGH VALENCY HALIDES AND BEING OF A METAL SELECTED FROM THE GROUP CONSISTING OF TITANIUM, MAGNESIUM, ALUMINUM, ZINC, SILVER, MERCURY, ARESENIC AND TIN, THE PERIOD OF CONTINUOUS DISCHARGE AT ANY ONE POINT OF THE ELECTRODES NOT EXCEEDING ONE TENTH OF A SECOND AND THE LOWER VALENCY HALIDE OF TITANIUM DEPOSITED ON THE ELECTRODES BEING CONTINUOUSLY REMOVED THEREFROM TO RENEW THE POSITION OF ARC DISCHARGE.
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) | 1961-09-29 | 1962-03-31 | 1962-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-29 | 1966-03-31 | 1966-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-29 | 1970-03-31 | 1970-09-30 | $7700.00 | Window Closed / Lapsed |