US2911297A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Processes for the introduction of alloying constituents into metal melts
Assignee: Individual
•
Filing: 1957-05-03
•
Granted: 1959-11-03
•
Expires: 1977-05-03
Abstract
No abstract record available.
Inventors
- 👤 Florenz Johann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:51
CPC Classifications
C; C22; C22C; C22C1/00; C22C1/02; C22C1/026
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A PROCESS FOR INTRODUCING METAL ALLOYING CONSTITUENTS WHICH MELT AT HIGH TEMPERATURES INTO A METAL MELT IN WHICH THE METAL ALLOYING CONSTITUENT IS INTRODUCED INTO THE METAL MELT IN THE FORM OF BRIQUETTE WHICH CONTAIN THE ALLOYING CONSTITUENT IN THE FORM OF POWDERED METAL AND AT LEAST ONE DISPERSING SLAT, SAID POWDERED METAL AMD SAID DISPERSING SALT BEING PRESENT IN A PROPORTION OF APPROXIMATELY 10 PARTS POWDERED METAL TO ONE PART DISPERSING SALT, SAID DISPERSING SALT, UPON INTRODUCTING INTO THE METAL MELT, BEING CAPABLE OF EVOLVING A GAS OF SUFFICIENT PRESSURE TO DISRUPT THE BRIQUETTE SPONTANEOUSLY AND THUS DISPERSING THE ALLOYING CONSTITUENT THROUGHOUT THE MELT.
Claim 2
Dependent Claim
105 words
A PROCESS FOR INTRODUCING METAL ALLOYING CONSTITUENTS WHICH MELT AT HIGH TEMPERATURES INTO A METAL MELT IN WHICH THE METAL ALLOYING CONSTITUENT IS INTRODUCED INTO THE METAL MELT IN THE FORM OF BRIQUETTE WHICH CONTAIN THE ALLOYING CONSTITUENT IN THE FORM OF POWDERED METAL AND AT LEAST ONE DISPERSING SLAT, SAID POWDERED METAL AMD SAID DISPERSING SALT BEING PRESENT IN A PROPORTION OF APPROXIMATELY 10 PARTS POWDERED METAL TO ONE PART DISPERSING SALT, SAID DISPERSING SALT, UPON INTRODUCTING INTO THE METAL MELT, BEING CAPABLE OF EVOLVING A GAS OF SUFFICIENT PRESSURE TO DISRUPT THE BRIQUETTE SPONTANEOUSLY AND THUS DISPERSING THE ALLOYING CONSTITUENT THROUGHOUT THE MELT.
References Cited (Backward Citations)
GB511482A
Cited
US2287888A
Cited
US2452912A
Cited
US2452894A
Cited
US2452914A
Cited
GB652243A
Cited
US2671019A
Cited
US2576763A
Cited
US2788271A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-02 | 1963-05-04 | 1963-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-02 | 1967-05-04 | 1967-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-02 | 1971-05-04 | 1971-11-03 | $7700.00 | Window Closed / Lapsed |