US3063099A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for producing metal spheres
Assignee: Teck Metals Ltd
•
Filing: 1961-01-16
•
Granted: 1962-11-13
•
Expires: 1981-01-16
Abstract
No abstract record available.
Inventors
- 👤 Turner Gordon Henry
- 👤 Wellington John Richard
- 👤 Sutherland Charles Alexander
- 👤 White Arnold George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:47
CPC Classifications
B; B22; B22F; B22F9/00; Y; Y10; Y10S; Y10S75/00; Y10S75/953
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
THE METHOD OF PRODUCING SPHERES OF A METAL SELECTED FROM THE GROUP CONSISTING OF INDIUM AND ITS ALLOYS WITH COMPRISES FEEDING NON-SPHERICAL PARTICLES OF THE METAL INTO THE UPPER PART OF A COLUMN OF LIQUID WHICH IS MAINTAINED AT A TEMPERATURE ABOVE THE MELTING TEMPERATURE OF THE METAL WHEREBY THE METAL PARTICLES FORM MOLTEN METAL SPHERES AS THEY SETTLE THROUGH THE UPPER PART OF THE COLUMN TOWARDS AND TO THE LOWER PART THEREOF, MAINTAINING THE LOWER PART OF THE COLUMN OF LIQUID AT A TEMPERATURE THE MOLTEN METAL SPHERES ARE COOLED AND SOLIDIFIED DURING THEIR SETTLING TO THE BOTTOM OF THE COLUMN, AND COLLECTING SOLID METAL SPHERES FROM THE BOTTOM OF THE COLUME; SAID LIQUID HAVING A BOILING POINT HIGHER THAN THE
Claim 2
Independent Claim
122 words
THE METHOD OF PRODUCING SPHERES OF A METAL SELECTED FROM THE GROUP CONSISTING OF INDIUM AND ITS ALLOYS WITH COMPRISES FEEDING NON-SPHERICAL PARTICLES OF THE METAL INTO THE UPPER PART OF A COLUMN OF LIQUID WHICH IS MAINTAINED AT A TEMPERATURE ABOVE THE MELTING TEMPERATURE OF THE METAL WHEREBY THE METAL PARTICLES FORM MOLTEN METAL SPHERES AS THEY SETTLE THROUGH THE UPPER PART OF THE COLUMN TOWARDS AND TO THE LOWER PART THEREOF, MAINTAINING THE LOWER PART OF THE COLUMN OF LIQUID AT A TEMPERATURE THE MOLTEN METAL SPHERES ARE COOLED AND SOLIDIFIED DURING THEIR SETTLING TO THE BOTTOM OF THE COLUMN, AND COLLECTING SOLID METAL SPHERES FROM THE BOTTOM OF THE COLUME; SAID LIQUID HAVING A BOILING POINT HIGHER THAN THE
References Cited (Backward Citations)
US83152A
Cited
US1393393A
Cited
US1762693A
Cited
US2038251A
Cited
US2574357A
Cited
US2573935A
Cited
US2952868A
Cited
US2919471A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-12 | 1966-05-14 | 1966-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-12 | 1970-05-14 | 1970-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-12 | 1974-05-14 | 1974-11-13 | $7700.00 | Window Closed / Lapsed |