US3015885A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cladding of steel plates with titanium
Assignee: Lukens Steel Co
•
Filing: 1958-03-07
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Granted: 1962-01-09
•
Expires: 1978-03-07
Abstract
No abstract record available.
Inventors
- 👤 Kenneth W Mceuen
- 👤 Eugene M Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:13
CPC Classifications
B; B23; B23K; B23K20/00; B23K20/22; B23K20/227; B23K35/00; B23K35/001; B23K35/005; B32; B32B; B32B15/00; B32B15/01; Y; Y10; Y10T; Y10T29/00; Y10T29/30; Y10T29/301; Y10T29/302; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771; Y10T428/12806; Y10T428/12861; Y10T428/12937
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
178 words
A PROCESS FOR PRODUCING A COMPOSITE METAL PACK INCLUDING A METALLIC BASE PLATE, A TITANIUM CLADDING PLATE AND A COVER PLATE WHICH COMPRISES BONDING A COATING OF NICKEL ON THE UPPER FACE OF THE BASE PLATE, PLACING A PLATE OF TITANIUM ON SAID COATING, APPLYING A PARTING MATERIAL TO THE UPPER SURFACE OF THE SAID TITANIUM PLATE, PLACING A COVER PLATE OVER AND IN CONTACT WITH SAID, PARTING MATERIAL, HERMETICALLY SEALING THE PERIPHERAL EDGES OF SAID PACK, PROVIDING THE INTERIOR OF SAID PACK WITH AN INLET MEANS AND AN OUTLET MEANS, FILLING A PART OF SAID INTLET MEANS WITH AN ACTIVE METAL POROUS MASS, HEATING THE MASS IN SAID INLET MEANS TO A TEMPERATURE OF BETWEEN 1500* F.-1800* F., THEN FLUSHING THE PACK WITH A GAS WHICH IS INERT TO SAID TITANIUM PLATE WHEN HEATED TO THEREBY HEAT SAID PACK TO A TEMPERATURE RANGE OF FROM 1400* F. TO 1800* F., COMPRESSING SAID PACK TO REDUCE THE THICKNESS OF THE PACK AND TO BOND THE PLATES TO EACH OTHER EXCEPT THOSE WHICH ARE SEPARATED BY SAID PARTING MATERIAL.
Claim 2
Dependent Claim
178 words
A PROCESS FOR PRODUCING A COMPOSITE METAL PACK INCLUDING A METALLIC BASE PLATE, A TITANIUM CLADDING PLATE AND A COVER PLATE WHICH COMPRISES BONDING A COATING OF NICKEL ON THE UPPER FACE OF THE BASE PLATE, PLACING A PLATE OF TITANIUM ON SAID COATING, APPLYING A PARTING MATERIAL TO THE UPPER SURFACE OF THE SAID TITANIUM PLATE, PLACING A COVER PLATE OVER AND IN CONTACT WITH SAID, PARTING MATERIAL, HERMETICALLY SEALING THE PERIPHERAL EDGES OF SAID PACK, PROVIDING THE INTERIOR OF SAID PACK WITH AN INLET MEANS AND AN OUTLET MEANS, FILLING A PART OF SAID INTLET MEANS WITH AN ACTIVE METAL POROUS MASS, HEATING THE MASS IN SAID INLET MEANS TO A TEMPERATURE OF BETWEEN 1500* F.-1800* F., THEN FLUSHING THE PACK WITH A GAS WHICH IS INERT TO SAID TITANIUM PLATE WHEN HEATED TO THEREBY HEAT SAID PACK TO A TEMPERATURE RANGE OF FROM 1400* F. TO 1800* F., COMPRESSING SAID PACK TO REDUCE THE THICKNESS OF THE PACK AND TO BOND THE PLATES TO EACH OTHER EXCEPT THOSE WHICH ARE SEPARATED BY SAID PARTING MATERIAL.
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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) | 1965-01-08 | 1965-07-10 | 1966-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-08 | 1969-07-10 | 1970-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-08 | 1973-07-10 | 1974-01-09 | $7700.00 | Window Closed / Lapsed |