US3318684A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for producing spheroidal aluminum particles
Assignee: Kaiser Aluminum and Chemical Corp
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Filing: 1964-11-02
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Granted: 1967-05-09
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Expires: 1984-11-02
Abstract
No abstract record available.
Inventors
- 👤 Donald C Gernes
- 👤 Jr William R King
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:17
CPC Classifications
B; B22; B22F; B22F9/00; B22F9/02; B22F9/06; Y; Y10; Y10S; Y10S75/00; Y10S75/953
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
THE METHOD FOR MAKING SPHEROIDAL ALUMINUM PARTICLES COMPRISING AGITATING A TWO-PHASE LIQUID SYSTEM CONTAINING A FIRST PHASE OF MOLTEN ALUMINUM AND A SECOND PHASE OF A LIQUID COMPATIBLE WITH MOLTEN ALUMINUM UNDER CONDITIONS TO PRODUCE A DISPERSION OF ALUMINUM IN SAID SECOND LIQUID, MAINTAINING SAID DISPERSION OUT OF CONTACT WITH OXYGEN, EFFECTING AGITATION WHILE SAID SYSTEM IS IN CONTACT WITH HYDROGEN AND A STABILIZING MATERIAL SELECTED FROM A GROUP CONSISTING OF CARBON AND NITROGEN, COOLING TGHE SYSTEM TO SOLIDIFY ALUMINUM AND RECOVERING THE RESULTANT SPHEROIDAL ALUMINUM PARTICLES.
Claim 2
Independent Claim
87 words
THE METHOD FOR MAKING SPHEROIDAL ALUMINUM PARTICLES COMPRISING AGITATING A TWO-PHASE LIQUID SYSTEM CONTAINING A FIRST PHASE OF MOLTEN ALUMINUM AND A SECOND PHASE OF A LIQUID COMPATIBLE WITH MOLTEN ALUMINUM UNDER CONDITIONS TO PRODUCE A DISPERSION OF ALUMINUM IN SAID SECOND LIQUID, MAINTAINING SAID DISPERSION OUT OF CONTACT WITH OXYGEN, EFFECTING AGITATION WHILE SAID SYSTEM IS IN CONTACT WITH HYDROGEN AND A STABILIZING MATERIAL SELECTED FROM A GROUP CONSISTING OF CARBON AND NITROGEN, COOLING TGHE SYSTEM TO SOLIDIFY ALUMINUM AND RECOVERING THE RESULTANT SPHEROIDAL ALUMINUM PARTICLES.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-08 | 1970-11-07 | 1971-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-08 | 1974-11-07 | 1975-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-08 | 1978-11-07 | 1979-05-09 | $7700.00 | Window Closed / Lapsed |