US2758022A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous copper refining
Assignee: Individual
•
Filing: 1953-05-20
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Granted: 1956-08-07
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Expires: 1973-05-20
Abstract
No abstract record available.
Inventors
- 👤 Jordan James Fernando
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:42
CPC Classifications
C; C22; C22B; C22B15/00; C22B15/0026; C22B15/006; C22B15/0028; C22B15/003; C22B15/0041
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
200 words
THE METHOD OF CONVERTING A STREAM OF MOLTEN WHITE METAL INTO A STREAM OF ESSENTIALLY SULPHUR-FREE, OXYGENSATURATED, MOLTEN COPPER, WHICH COMPRISES: POURING SAID MOLTEN WHITE METAL INTO ONE END OF AN ELONGATED REACTION ZONE TO FORM A STREAM OF MOLTEN WHITE METAL WITHIN SAID REACTION ZONE; DIRECTING A SERIES OF OXYGEN JETS INTO REACTING CONTACT WITH AND ALONG SAID FLOWING WHITE METAL STREAM WITHIN SAID REACTION ZONE TO FORM MOLTEN COPPER THE SETTLES THROUGH SAID MOLTEN WHITE METAL STREAM TO FORM A STREAM OF SULPHUR-SATURATED, MOLTEN COPPER UPON WHICH SAID MOLTEN WHITE METAL STREAM IS FLOATING; FLOWING SAID SULPHUR-SATURATED, MOLTEN COPPER STREAM INTO ONE END OF AN ELONGATED REFINING ZONE WHILE BLOCKING THE FLOW OF SAID MOLTEN WHITE METAL THEREINTO; DIRECTING A SERIES OF OXYGEN JETS INTO REACTING CONTACT WITH AND ALONG SAID SULPHUR-SATURATED, MOLTEN COPPER STREAM WITHIN SAID REFINING ZONE AS SAID COPPER STREAM FLOWS THROUGH SAID REFINING ZONE, SUFFICIENT OXYGEN BEING FED INTO REACTING CONTACT WITH SAID COPPER STREAM WITHIN SAID REFINING ZONE BY MEANS OF SAID OXYGEN JETS TO FORM A SEPARATED LAYER OF MOLTEN COPPER OXIDE FLOATING ON SAID COPPER STREAM WITHIN SAID REFINING ZONE; AND THEREUPON FLOWING SAID COPPER STREAM OUT OF SAID REFINING ZONE.
Claim 2
Independent Claim
200 words
THE METHOD OF CONVERTING A STREAM OF MOLTEN WHITE METAL INTO A STREAM OF ESSENTIALLY SULPHUR-FREE, OXYGENSATURATED, MOLTEN COPPER, WHICH COMPRISES: POURING SAID MOLTEN WHITE METAL INTO ONE END OF AN ELONGATED REACTION ZONE TO FORM A STREAM OF MOLTEN WHITE METAL WITHIN SAID REACTION ZONE; DIRECTING A SERIES OF OXYGEN JETS INTO REACTING CONTACT WITH AND ALONG SAID FLOWING WHITE METAL STREAM WITHIN SAID REACTION ZONE TO FORM MOLTEN COPPER THE SETTLES THROUGH SAID MOLTEN WHITE METAL STREAM TO FORM A STREAM OF SULPHUR-SATURATED, MOLTEN COPPER UPON WHICH SAID MOLTEN WHITE METAL STREAM IS FLOATING; FLOWING SAID SULPHUR-SATURATED, MOLTEN COPPER STREAM INTO ONE END OF AN ELONGATED REFINING ZONE WHILE BLOCKING THE FLOW OF SAID MOLTEN WHITE METAL THEREINTO; DIRECTING A SERIES OF OXYGEN JETS INTO REACTING CONTACT WITH AND ALONG SAID SULPHUR-SATURATED, MOLTEN COPPER STREAM WITHIN SAID REFINING ZONE AS SAID COPPER STREAM FLOWS THROUGH SAID REFINING ZONE, SUFFICIENT OXYGEN BEING FED INTO REACTING CONTACT WITH SAID COPPER STREAM WITHIN SAID REFINING ZONE BY MEANS OF SAID OXYGEN JETS TO FORM A SEPARATED LAYER OF MOLTEN COPPER OXIDE FLOATING ON SAID COPPER STREAM WITHIN SAID REFINING ZONE; AND THEREUPON FLOWING SAID COPPER STREAM OUT OF SAID REFINING ZONE.
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) | 1959-08-07 | 1960-02-06 | 1960-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-07 | 1964-02-06 | 1964-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-07 | 1968-02-06 | 1968-08-07 | $7700.00 | Window Closed / Lapsed |