US3611986A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for finishing metallic coatings
Assignee: Wire Rope Corp of America Inc
•
Filing: 1970-03-25
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Granted: 1971-10-12
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Expires: 1990-03-25
Abstract
Abstract Apparatus for finishing a molten metallic coating on a cylindrical strand wherein a swirling gas jet is directed at a moving strand carrying still molten coating metal so as to remove excess coating metal and break up pneumatically the oxide skin on the coating metal into small, uniformly distributed particles, including a nozzle having a plurality of slots equally spaced about the strand pass line and directed tangentially toward a strand passing therethrough.
Inventors
- 👤 Marvin B Pierson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:08
CPC Classifications
C; C23; C23C; C23C2/00; C23C2/14; C23C2/16; C23C2/18; C23C2/185
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
29 words
The apparatus claimed in claim 1, wherein said end wall of said male element is conical, said passage means in said male element being disposed in said conical end.
Claim 2
Dependent Claim
15 words
The apparatus claimed in claim 1, wherein said wall of said female element is conical.
Claim 3
Dependent Claim
21 words
The apparatus claimed in claim 1, wherein said portion of said male element of reduced diameter is adjacent said end wall.
Claim 4
Dependent Claim
27 words
The apparatus claimed in claim 1 wherein said means defining a plurality of passages comprise a plurality of slots disposed in the end-face of the male element.
References Cited (Backward Citations)
US1124727A
Cited
US1907034A
Cited
US1783429A
Cited
US2194565A
Cited
US2893349A
Cited
US3270364A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-10-11 | 1975-04-12 | 1975-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-10-11 | 1979-04-12 | 1979-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-10-11 | 1983-04-12 | 1983-10-12 | $7700.00 | Window Closed / Lapsed |