US2886469A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of coating metallic bodies with aluminum utilizing vaporous sub-chlorides
Assignee: Siemens Plania Werke AG
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Filing: 1955-05-23
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Granted: 1959-05-12
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Expires: 1975-05-23
Abstract
No abstract record available.
Inventors
- 👤 Fitzer Erich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:14
CPC Classifications
C; C23; C23C; C23C10/00; C23C10/06; C23C10/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A METHOD OF COATING METALLIC BODIES WITH ALUMINUM ALLOYS, COMPRISING THE FOLLOWING STEPS, NAMELY, REACTING WITH ALUMINUM, AT TEMPERATURES WITHIN THE RANGE FROM ABOVE 500* C. TO ABOVE 900* C., METALLIC CHLORIDE SELECTED FROM THE CLASS OF CHLORIDES CONSISTING OF SILICON TETRACHLORIDE AND TITANIUM TETRACHLORIDE CONTAINED IN A HYDROGEN CARRIER GAS, TO PRODUCE LOW GRADE VAPOROUS ALUMINUM SUBCHLORIDE AND SILICON SUBCHLORIDES OR TITANIUM SUBSHLORIDES DIRECTLY UPON FORMATION THEREOF, WITH GRAADE SUBSCHLORIDES, RESPECTIVELY, AND CONDUCTING SAID LOW SAID CARRIER GAS, TO A METALLIC BODY TO BE COATED, FOR INTERACTION WITH SAID BODY AT A TEMPERATURE WHICH IS BELOW THE TEMPERATURE AT WHICH SAID SUBCHLORIDES ARE FORMED, TO CAUSE DEPOSIT ON SAID METALLIC BODY OF AN ALUMINUM ALLOY COATING.
Claim 2
Independent Claim
117 words
A METHOD OF COATING METALLIC BODIES WITH ALUMINUM ALLOYS, COMPRISING THE FOLLOWING STEPS, NAMELY, REACTING WITH ALUMINUM, AT TEMPERATURES WITHIN THE RANGE FROM ABOVE 500* C. TO ABOVE 900* C., METALLIC CHLORIDE SELECTED FROM THE CLASS OF CHLORIDES CONSISTING OF SILICON TETRACHLORIDE AND TITANIUM TETRACHLORIDE CONTAINED IN A HYDROGEN CARRIER GAS, TO PRODUCE LOW GRADE VAPOROUS ALUMINUM SUBCHLORIDE AND SILICON SUBCHLORIDES OR TITANIUM SUBSHLORIDES DIRECTLY UPON FORMATION THEREOF, WITH GRAADE SUBSCHLORIDES, RESPECTIVELY, AND CONDUCTING SAID LOW SAID CARRIER GAS, TO A METALLIC BODY TO BE COATED, FOR INTERACTION WITH SAID BODY AT A TEMPERATURE WHICH IS BELOW THE TEMPERATURE AT WHICH SAID SUBCHLORIDES ARE FORMED, TO CAUSE DEPOSIT ON SAID METALLIC BODY OF AN ALUMINUM ALLOY COATING.
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) | 1962-05-11 | 1962-11-10 | 1963-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-11 | 1966-11-10 | 1967-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-11 | 1970-11-10 | 1971-05-12 | $7700.00 | Window Closed / Lapsed |