US3784384A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High temperature ceramic composition for hydrogen retention
Assignee: United States Atomic Energy Commission
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Filing: 1964-03-17
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Granted: 1974-01-08
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Expires: 1984-03-17
Abstract
Abstract 1. A ceramic coating composition consisting essentially of about, by mole percent: SiO2 - 60-70 Na2O- 1-4 Li2O - 1-6 CaO - up to 6 TiO2 - 6-14 MgO- up to 3 BaO- 10-20 SrO- up to 2 ZrO2 - 3-5 MnO2- up to 3.
Inventors
- 👤 R Webb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:40
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/02; G21C3/04; G21C3/16; G21C3/20; C; C03; C03C; C03C4/00; C03C8/00; C03C8/02; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
49 words
A CERAMIC COATING COMPOSITION CONSISTING ESSENTIALLY OF ABOUT, BY MOLE PERCENT: SIO2 - 60-70 NA2O - 1-4 LI2O - 1-6 CAO - UP TO 6 TIO2 - 6-14 MGO - UP TO 3 BAO - 10-20 SRO - UP TO 2 ZRO2 - 3-5 MNO2 - UP TO 3.
Claim 2
Dependent Claim
49 words
A CERAMIC COATING COMPOSITION CONSISTING ESSENTIALLY OF ABOUT, BY MOLE PERCENT: SIO2 - 60-70 NA2O - 1-4 LI2O - 1-6 CAO - UP TO 6 TIO2 - 6-14 MGO - UP TO 3 BAO - 10-20 SRO - UP TO 2 ZRO2 - 3-5 MNO2 - UP TO 3.
Claim 3
Dependent Claim
45 words
A ceramic coating composition consisting essentially of about, by mole percent: SiO2 - 62-68 Na2O - 1-3.5 Li2O - 2-5 CaO - 2-5 TiO2 - 9-10 MgO - up to 3 BaO - 10-16 SrO - 0.5-1.0 ZrO2 - 3-5 MnO2 - up to 3.
Claim 4
Dependent Claim
45 words
A ceramic coating composition consisting essentially of about, by mole percent: SiO2 - 62-68 Na2O - 1-3.5 Li2O - 2-5 CaO - 2-5 TiO2 - 9-10 MgO - up to 3 BaO - 10-16 SrO - 0.5-1.0 ZrO2 - 3-5 MnO2 - up to 3.
Claim 5
Dependent Claim
41 words
A ceramic coating composition for hydrogen retention cOnsisting essentially of about, by mole percent: SiO2 - 65.6 Na2O - 3.5 Li2O - 2.5 CaO - 2.0 TiO2 - 9.5 MgO - 0.5 BaO - 12.0 SrO - 0.8 ZrO2 - 3.6.
Claim 6
Dependent Claim
41 words
A ceramic coating composition for hydrogen retention cOnsisting essentially of about, by mole percent: SiO2 - 65.6 Na2O - 3.5 Li2O - 2.5 CaO - 2.0 TiO2 - 9.5 MgO - 0.5 BaO - 12.0 SrO - 0.8 ZrO2 - 3.6.
Claim 7
Dependent Claim
41 words
A ceramic coating composition for hydrogen retention consisting essentially of about, by mole percent: SiO2 - 61.0 Li2O - 5.9 CaO - 2.1 MgO - 0.6 TiO2 - 9.6 BaO - 16.0 SrO - 0.8 ZrO2 - 3.0 MnO2 - 1.0.
Claim 8
Dependent Claim
41 words
A ceramic coating composition for hydrogen retention consisting essentially of about, by mole percent: SiO2 - 61.0 Li2O - 5.9 CaO - 2.1 MgO - 0.6 TiO2 - 9.6 BaO - 16.0 SrO - 0.8 ZrO2 - 3.0 MnO2 - 1.0.
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) | 1977-01-07 | 1977-07-09 | 1978-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-01-07 | 1981-07-09 | 1982-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-01-07 | 1985-07-09 | 1986-01-08 | $7700.00 | Window Closed / Lapsed |