US3025182A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Formation of corrosion-resistant metallic coatings by so-called flame-spraying techniques
Assignee: Kanthal AB
•
Filing: 1958-03-03
•
Granted: 1962-03-13
•
Expires: 1978-03-03
Abstract
No abstract record available.
Inventors
- 👤 Schrewelius Nils Gustav
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:49
CPC Classifications
C; C23; C23C; C23C4/00; C23C4/04; C23C4/10; C23C4/06; C23C4/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
THE METHOD OF PRODUCING CORROSION-RESISTANT METALLIC COATINGS CHARACTERIZED BY FLAME-SPRAYING UPON A SURFACE TO BE COATED A MIXTURE CONSISTING ESSENTIALLY OF TWO DIFFERENT COMPONENTS AT THE SAME TIME, SAID FIRST COMPONENT BEING A METAL COMPONENT IN THE FORM OF A FIRST BODY AND CONSISTING ESSENTIALLY OF 15 TO 40% SILICON, 0 TO 30% ALUMINUM AND 30 TO 85% MOLYBDENUM, SAID SECOND COMPONENT BEING A SOLID BORON COMPONENT IN THE FORM OF A SECOND BODY DISTINCT FROM SAID METAL COMPONENT AND HAVING FLUXING PROPERTIES AND BEING CAPABLE OF SUBSTANTIALLY PREVENTING OXIDATION OF SAID INGREDIENTS OF THE FIRST COMPONENT DURING FLAME-SPRAYING, THE BORON CONTENT OF SAID BORON COMPONENT BEING AT LEAST 0.2% BY WEIGHT OF THE BORON COMPONENT AND WITHIN THE RANGE OF 0.08 TO 10% BY WEIGHT OF THE MIXTURE INTENDED FOR FLAME SPRAYING, SAID METALLIC COMPONENT CONSTITUTING 60 TO 98% BY WEIGHT AND THE BORON COMPONENT 40 TO 2% BY WEIGHT OF SAID MIXTURE.
Claim 2
Independent Claim
154 words
THE METHOD OF PRODUCING CORROSION-RESISTANT METALLIC COATINGS CHARACTERIZED BY FLAME-SPRAYING UPON A SURFACE TO BE COATED A MIXTURE CONSISTING ESSENTIALLY OF TWO DIFFERENT COMPONENTS AT THE SAME TIME, SAID FIRST COMPONENT BEING A METAL COMPONENT IN THE FORM OF A FIRST BODY AND CONSISTING ESSENTIALLY OF 15 TO 40% SILICON, 0 TO 30% ALUMINUM AND 30 TO 85% MOLYBDENUM, SAID SECOND COMPONENT BEING A SOLID BORON COMPONENT IN THE FORM OF A SECOND BODY DISTINCT FROM SAID METAL COMPONENT AND HAVING FLUXING PROPERTIES AND BEING CAPABLE OF SUBSTANTIALLY PREVENTING OXIDATION OF SAID INGREDIENTS OF THE FIRST COMPONENT DURING FLAME-SPRAYING, THE BORON CONTENT OF SAID BORON COMPONENT BEING AT LEAST 0.2% BY WEIGHT OF THE BORON COMPONENT AND WITHIN THE RANGE OF 0.08 TO 10% BY WEIGHT OF THE MIXTURE INTENDED FOR FLAME SPRAYING, SAID METALLIC COMPONENT CONSTITUTING 60 TO 98% BY WEIGHT AND THE BORON COMPONENT 40 TO 2% BY WEIGHT OF SAID MIXTURE.
References Cited (Backward Citations)
US1675798A
Cited
GB468753A
Cited
US2152637A
Cited
US2203180A
Cited
US2262072A
Cited
GB543773A
Cited
US2570649A
Cited
US2661285A
Cited
US2864696A
Cited
US2874065A
Cited
US2868667A
Cited
US2930106A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-12 | 1965-09-11 | 1966-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-12 | 1969-09-11 | 1970-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-12 | 1973-09-11 | 1974-03-13 | $7700.00 | Window Closed / Lapsed |