Patent US2919211A successfully refreshed from Google Patents.
US2919211A
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US
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Evaporator plate and method of producing the same
Assignee: LOF GLASS FIBERS CO
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Filing: 1954-12-30
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Granted: 1959-12-29
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Expires: 1974-12-30
Abstract
No abstract record available.
Inventors
- 👤 Labino Dominick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:34
CPC Classifications
C; C04; C04B; C04B28/00; C04B28/24; E; E04; E04B; E04B1/00; E04B1/62; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/26; Y10T428/268; Y10T428/29; Y10T428/2904; Y10T428/2907
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
THE PROCESS OF PRODUCING AN EVAPORATOR PLATE ADAPTED TO CONVEY WATER BY CAPILLARY ACTION WHICH COMPRISES BLENDING FROM ABOUT 5% TO ABOUT 15% BY WEIGHT OF GLASS FIBERS OF 1/4 TO 1/2 MICRON DIAMETER AND OF A LENGTH OF ABOUT 1/16 INCH WITH AT LEAST ABOUT 75% BY WEIGHT OF GLASS FIBERS OF 2 TO 5 MICRONS DIAMETER AND OF A LENGTH IN THE RANGE OF 1/2 OF 1 INCH, COLLECTING THE FIBERS IN MAT FORM, DIRECTING A SPRAY OF WATER AGAINST SAID MAT TO CAUSE INTERFELTING OF THE FIBERS THEREOF, REMOVING WATER SUBSTANRAILLY COMPLETELY FROM THE MAT AFTER WET FELTING, ADDING AN AQUEOUS SUSPENSION OF A PARTICULATE BONDING AGENT TO THE DRIED MAT, AND DRYING THE PRODUCT SUBSTANTIALLY FREE OF WATER.
Claim 2
Dependent Claim
122 words
THE PROCESS OF PRODUCING AN EVAPORATOR PLATE ADAPTED TO CONVEY WATER BY CAPILLARY ACTION WHICH COMPRISES BLENDING FROM ABOUT 5% TO ABOUT 15% BY WEIGHT OF GLASS FIBERS OF 1/4 TO 1/2 MICRON DIAMETER AND OF A LENGTH OF ABOUT 1/16 INCH WITH AT LEAST ABOUT 75% BY WEIGHT OF GLASS FIBERS OF 2 TO 5 MICRONS DIAMETER AND OF A LENGTH IN THE RANGE OF 1/2 OF 1 INCH, COLLECTING THE FIBERS IN MAT FORM, DIRECTING A SPRAY OF WATER AGAINST SAID MAT TO CAUSE INTERFELTING OF THE FIBERS THEREOF, REMOVING WATER SUBSTANRAILLY COMPLETELY FROM THE MAT AFTER WET FELTING, ADDING AN AQUEOUS SUSPENSION OF A PARTICULATE BONDING AGENT TO THE DRIED MAT, AND DRYING THE PRODUCT SUBSTANTIALLY FREE OF WATER.
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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) | 1962-12-28 | 1963-06-29 | 1963-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-28 | 1967-06-29 | 1967-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-28 | 1971-06-29 | 1971-12-29 | $7700.00 | Window Closed / Lapsed |