Patent US3364152A successfully refreshed from Google Patents.
US3364152A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the manufacture of a boron, aluminum or alkaline earth metal, and carbon composition and product
Assignee: Elektroschmelzwerk Kempten GmbH
•
Filing: 1964-04-24
•
Granted: 1968-01-16
•
Expires: 1984-04-24
Abstract
No abstract record available.
Inventors
- 👤 Lipp Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:20
CPC Classifications
C; C22; C22C; C22C1/00; C22C1/10; C22C1/1036; C01; C01B; C01B35/00; C01B35/02; C01B35/04; C04; C04B; C04B35/00; C04B35/515; C04B35/56; C04B35/563; C04B35/622; C04B35/64; C04B35/65; G; G21; G21C; G21C7/00; G21C7/06; G21C7/24; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
PROCESS FOR THE MANUFACTURE OF BORIDE-CONTAINING COMPOSITIONS WHICH COMPRISES REACTING AT ELEVATED TEMPERATURES BORON CARBIDE WITH A MATERIAL SELECTED FROM THE GROUP CONSISTING OF FINELY DIVIDED ALUMINUM METAL AND FINELY DIVIDED ALKALINE EARTH METALS, AND RECOVERING THE BORIDE-CONTAINING COMPOSITIONS FROM THE REACTION PRODUCTS. II. COMPOSITIONS SUITABLE FOR USE AS NEUTRON ABSORBERS CONSISTING OF BORON, ALUMINUM AND CARBON, WITH THE OVERALL COMPOSITION B12C2AL, HAVING A BORON CARBIDE STRUCTURE AND SHOWING A REGION OF HOMOGENEITY OF 7-20%, BY WEIGHT ALUMINUM AND 12-16%, BY WEIGHT CARBON, AND THE REMAINDER BEING BORON.
Claim 2
Dependent Claim
88 words
PROCESS FOR THE MANUFACTURE OF BORIDE-CONTAINING COMPOSITIONS WHICH COMPRISES REACTING AT ELEVATED TEMPERATURES BORON CARBIDE WITH A MATERIAL SELECTED FROM THE GROUP CONSISTING OF FINELY DIVIDED ALUMINUM METAL AND FINELY DIVIDED ALKALINE EARTH METALS, AND RECOVERING THE BORIDE-CONTAINING COMPOSITIONS FROM THE REACTION PRODUCTS. II. COMPOSITIONS SUITABLE FOR USE AS NEUTRON ABSORBERS CONSISTING OF BORON, ALUMINUM AND CARBON, WITH THE OVERALL COMPOSITION B12C2AL, HAVING A BORON CARBIDE STRUCTURE AND SHOWING A REGION OF HOMOGENEITY OF 7-20%, BY WEIGHT ALUMINUM AND 12-16%, BY WEIGHT CARBON, AND THE REMAINDER BEING BORON.
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) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |