Patent US3052583A successfully refreshed from Google Patents.
US3052583A
Expired / Lapsed
US
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Method for manufacturing resinbonded products made from inorganic fibers
Assignee: Hoeganaes Dev Co Ltd
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Filing: 1959-05-28
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Granted: 1962-09-04
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Expires: 1979-05-28
Abstract
No abstract record available.
Inventors
- 👤 Caristrom Borge Ingmar
- 👤 Rumberg Karl Axel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:44
CPC Classifications
C; C03; C03C; C03C25/00; C03C25/10; C03C25/24; C03C25/26; C03C25/32; C03C25/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
A METHOD OF PRODUCING RESIN-BONDED FELTED ANIMAL WOOL PRODUCTS FOR HEAT, COLD AND SOUND INSULATING PURPOSES WHICH COMPRISES FORMING A STREAM OF AIR CARRYING SUSPENDED MINERAL FIBERS, SPARYING INTO SAID STREAM A WATER SOLUTION CONTAINING A PHENOL FORMALDEHYDE RESIN OF THE RESOL TYPE AND FROM 0.075% TO 1% BY WEIGHT, BASED UPON THE DRY WEIGHT OF THE PHENOL FROMALDEHYDE RESIN OF AN ORGANIC SILICON COMPOUND OF THE GENERAL FROMULA RNSIX4-N IN WHICH R IS AN ORGANIC RADICAL CONTAINING AT LEAST ONE AMINO GROUP WHICH IS REACTIVE WITH SAID PHENOL FORMALDEHYDE RESIN, X IS A RADICAL SELECTED FROM THE GROUP CONSISTING OF THE HYDROXYL GROUP, ALKOXY GROUPS, AROXY GROUPS AND THE HALOGENS AND N IS A WHOLE NUMBER WITHIN THE RANGE FROM 1 TO 3, THE RATIO BETWEEN SAID WATER SOLUTION AND SAID MINERAL FIBERS BEING SUCH THAT FROM 1% TO 15% BY WEIGHT OF DRY RESIN CALCULATED UPON THE WEIGHT OF THE FIBERS IS DEPOSITED ON THE FIBERS, FORMING THE SOTREATED FIBERS INTO A FELT AND CURING THE RESIN IN THE FELT.
Claim 2
Independent Claim
172 words
A METHOD OF PRODUCING RESIN-BONDED FELTED ANIMAL WOOL PRODUCTS FOR HEAT, COLD AND SOUND INSULATING PURPOSES WHICH COMPRISES FORMING A STREAM OF AIR CARRYING SUSPENDED MINERAL FIBERS, SPARYING INTO SAID STREAM A WATER SOLUTION CONTAINING A PHENOL FORMALDEHYDE RESIN OF THE RESOL TYPE AND FROM 0.075% TO 1% BY WEIGHT, BASED UPON THE DRY WEIGHT OF THE PHENOL FROMALDEHYDE RESIN OF AN ORGANIC SILICON COMPOUND OF THE GENERAL FROMULA RNSIX4-N IN WHICH R IS AN ORGANIC RADICAL CONTAINING AT LEAST ONE AMINO GROUP WHICH IS REACTIVE WITH SAID PHENOL FORMALDEHYDE RESIN, X IS A RADICAL SELECTED FROM THE GROUP CONSISTING OF THE HYDROXYL GROUP, ALKOXY GROUPS, AROXY GROUPS AND THE HALOGENS AND N IS A WHOLE NUMBER WITHIN THE RANGE FROM 1 TO 3, THE RATIO BETWEEN SAID WATER SOLUTION AND SAID MINERAL FIBERS BEING SUCH THAT FROM 1% TO 15% BY WEIGHT OF DRY RESIN CALCULATED UPON THE WEIGHT OF THE FIBERS IS DEPOSITED ON THE FIBERS, FORMING THE SOTREATED FIBERS INTO A FELT AND CURING THE RESIN IN THE FELT.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-03 | 1966-03-05 | 1966-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-03 | 1970-03-05 | 1970-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-03 | 1974-03-05 | 1974-09-04 | $7700.00 | Window Closed / Lapsed |