US2768070A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for preparing aluminum chloride
Assignee: Universal Oil Products Co
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Filing: 1953-01-26
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Granted: 1956-10-23
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Expires: 1973-01-26
Abstract
No abstract record available.
Inventors
- 👤 Brazaitis John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:44
CPC Classifications
C; C01; C01F; C01F7/00; C01F7/48; C01F7/56; C01F7/58; C01F7/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
A UNITARY APPARATUS FOR PRODUCING ALUMINUM CHLORIDE WHICH COMPRISES IN COMBINATION, AN ENCLOSED REACTION CHAMBER HAVING AN ALUMINUM FEED INLET, A CHLORINE INLET, AND AN AUPPER ALUMINUM CHLORIDE VAPOR OUTLET, HEATING MEANS ADJACENT THE LOWER PORTION OF SAID REACTION CHAMBER SUITABLE FOR MAINTAINING MOLTEN ALUMINUM THEREIN, A SUPERIMPOSED CONFINED FRACTIONATION COLUMN CONNECTING DIRECTLY WITH SAID ALUMINUM CHLORIDE VAPOR OUTLET, A VAPOR OUTLET FROM THE UPPER PORTION OF SAID FRACTIONATION COLUMN, SPACED JACKETING MEANS AROUND SAID FRACTIONATION COLUMN AND AROUND SAID VAPOR OUTLET THEREFROM, A HEAT EXCHANGE COIL WITHIN THE UPPER PORTION OF SAID REACTION CHAMBER DIRECTLY BELOW THE ALUMINUM CHLORIDE VAPOR OUTLET THEREFROM, CONDUIT MEANS CONNECTING SAID HEAT EXCHANGE COIL WITH SAID JACKETING MEANS AROUND SAID VAPOR OUTLET AND SAID FRACTIONATION COLUMN, AND ADDITIONAL CONDUIT MEANS CONNECTING THE LOWER PORTION
Claim 2
Dependent Claim
130 words
A UNITARY APPARATUS FOR PRODUCING ALUMINUM CHLORIDE WHICH COMPRISES IN COMBINATION, AN ENCLOSED REACTION CHAMBER HAVING AN ALUMINUM FEED INLET, A CHLORINE INLET, AND AN AUPPER ALUMINUM CHLORIDE VAPOR OUTLET, HEATING MEANS ADJACENT THE LOWER PORTION OF SAID REACTION CHAMBER SUITABLE FOR MAINTAINING MOLTEN ALUMINUM THEREIN, A SUPERIMPOSED CONFINED FRACTIONATION COLUMN CONNECTING DIRECTLY WITH SAID ALUMINUM CHLORIDE VAPOR OUTLET, A VAPOR OUTLET FROM THE UPPER PORTION OF SAID FRACTIONATION COLUMN, SPACED JACKETING MEANS AROUND SAID FRACTIONATION COLUMN AND AROUND SAID VAPOR OUTLET THEREFROM, A HEAT EXCHANGE COIL WITHIN THE UPPER PORTION OF SAID REACTION CHAMBER DIRECTLY BELOW THE ALUMINUM CHLORIDE VAPOR OUTLET THEREFROM, CONDUIT MEANS CONNECTING SAID HEAT EXCHANGE COIL WITH SAID JACKETING MEANS AROUND SAID VAPOR OUTLET AND SAID FRACTIONATION COLUMN, AND ADDITIONAL CONDUIT MEANS CONNECTING THE LOWER PORTION
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-23 | 1960-04-23 | 1960-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-23 | 1964-04-23 | 1964-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-23 | 1968-04-23 | 1968-10-23 | $7700.00 | Window Closed / Lapsed |