Patent US3157722A successfully refreshed from Google Patents.
US3157722A
Expired / Lapsed
US
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Method of making reinforced refractory bodies
Assignee: GE Healthcare UK Ltd
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Filing: 1960-12-28
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Granted: 1964-11-17
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Expires: 1980-12-28
Abstract
No abstract record available.
Inventors
- 👤 Norman C Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:42
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/71; C04B35/74; C04B35/76; C04B32/00; C04B32/005; C04B35/01; C04B35/10; C22; C22C; C22C47/00; C22C47/16; C23; C23C; C23C4/00; C23C4/12; C23C4/18; C23C4/185
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A PROCESS FOR MAKING A CERAMIC REFRACTORY BODY INCLUDING MECHANICAL REINFORCEMENT CONSISTING OF FIBROUS MATERIAL COMPRISING THE STEPS OF HEAT SPRAYING A FUSIBLE CERAMIC MATERIAL SO THAT IT BECOMES DEPOSITED IN A SUBSTANTIALLY UNCHANGED CHEMICAL CONDITION ONTO A FORMER AND SIMULTANEOUSLY INCORPORATING THEREWITH THE FIBROUS MATERIAL IN THE FORM OF A FILAMENT ALOWING THE CERAMIC TO COOL AND SOLIDIFYING, AND SUBSEQUENTLY REMOVING RESULTING REFRACTORY BODY FROM FORMER.
Claim 2
Dependent Claim
67 words
A PROCESS FOR MAKING A CERAMIC REFRACTORY BODY INCLUDING MECHANICAL REINFORCEMENT CONSISTING OF FIBROUS MATERIAL COMPRISING THE STEPS OF HEAT SPRAYING A FUSIBLE CERAMIC MATERIAL SO THAT IT BECOMES DEPOSITED IN A SUBSTANTIALLY UNCHANGED CHEMICAL CONDITION ONTO A FORMER AND SIMULTANEOUSLY INCORPORATING THEREWITH THE FIBROUS MATERIAL IN THE FORM OF A FILAMENT ALOWING THE CERAMIC TO COOL AND SOLIDIFYING, AND SUBSEQUENTLY REMOVING RESULTING REFRACTORY BODY FROM FORMER.
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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) | 1967-11-17 | 1968-05-18 | 1968-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-17 | 1972-05-18 | 1972-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-17 | 1976-05-18 | 1976-11-17 | $7700.00 | Window Closed / Lapsed |