US2919211A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Evaporator plate and method of producing the same
Assignee: LOF GLASS FIBERS CO
•
Filing: 1954-12-30
•
Granted: 1959-12-29
•
Expires: 1974-12-30
Abstract
No abstract record available.
Inventors
- 👤 Labino Dominick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:30
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.
References Cited (Backward Citations)
US2057393A
Cited
US2085129A
Cited
US2054809A
Cited
US2331146A
Cited
US2527329A
Cited
US2703486A
Cited
US2751962A
Cited
US2692220A
Cited
US2762168A
Cited
US2721139A
Cited
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 |