Patent US5975955A successfully refreshed from Google Patents.
Patent US3105736A successfully refreshed from Google Patents.
US3105736A
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Reactor feed method
Assignee: British Titan Products Co Ltd
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Filing: 1960-04-15
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Granted: 1963-10-01
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Expires: 1980-04-15
Abstract
No abstract record available.
Inventors
- 👤 Groves James Dennis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:10
CPC Classifications
C; C22; C22B; C22B34/00; C22B34/10; C22B34/12; C22B34/1218; C22B34/1222; B; B01; B01J; B01J8/00; B01J8/0015; Y; Y02; Y02P; Y02P10/00; Y02P10/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
IN THE CHLORINATION OF METAL BEARING MATERIALS IN A BED IN A ZONE OF CHLORINATION, THE IMPROVEMENT WHICH COMPRISES ESTABLISHING A PAIR OF FLUIDIZED BEDS OF PULVERULENT MATERIAL TO BE CHLORINATED SUSPENDED IN AN UPWARDLY FLOWING STREAM OF GAS WHICH IS INERT TO THE MATERIAL, SAID BEDS HAVING SEPARATE UPPER LEVELS AND BEING IN COMMUNICATION BELOW THE UPPER LEVELS, THE UPPER LEVEL OF THE FIRST OF SAID BEDS FORMING A SURFACE BOUNDED ON ONE SIDE BY THE FLUIDIZED BED AND ON THE OTHER SIDE BY INERT FLUIDIZING GAS, THE UPPER LEVEL OF THE SECOND BED COMMUNICATING DIRECTLY WITH THE ZONE OF CHLORINATION, FEEDING MORE OF SAID MATERIAL TO THE FIRST BED THEREBY CAUSING SAID
Claim 2
Dependent Claim
114 words
IN THE CHLORINATION OF METAL BEARING MATERIALS IN A BED IN A ZONE OF CHLORINATION, THE IMPROVEMENT WHICH COMPRISES ESTABLISHING A PAIR OF FLUIDIZED BEDS OF PULVERULENT MATERIAL TO BE CHLORINATED SUSPENDED IN AN UPWARDLY FLOWING STREAM OF GAS WHICH IS INERT TO THE MATERIAL, SAID BEDS HAVING SEPARATE UPPER LEVELS AND BEING IN COMMUNICATION BELOW THE UPPER LEVELS, THE UPPER LEVEL OF THE FIRST OF SAID BEDS FORMING A SURFACE BOUNDED ON ONE SIDE BY THE FLUIDIZED BED AND ON THE OTHER SIDE BY INERT FLUIDIZING GAS, THE UPPER LEVEL OF THE SECOND BED COMMUNICATING DIRECTLY WITH THE ZONE OF CHLORINATION, FEEDING MORE OF SAID MATERIAL TO THE FIRST BED THEREBY CAUSING SAID
References Cited (Backward Citations)
US2316814A
Cited
GB656374A
Cited
US2701179A
Cited
US2726137A
Cited
US2777755A
Cited
FR1087426A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-30 | 1967-04-01 | 1967-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-30 | 1971-04-01 | 1971-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-30 | 1975-04-01 | 1975-10-01 | $7700.00 | Window Closed / Lapsed |