US3008884A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for making neutron-absorbing bodies
Assignee: Individual
•
Filing: 1958-07-09
•
Granted: 1961-11-14
•
Expires: 1978-07-09
Abstract
No abstract record available.
Inventors
- 👤 George H Schippereit
- 👤 Robert M Lang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:48
CPC Classifications
G; G21; G21C; G21C21/00; G21C21/18; B; B32; B32B; B32B15/00; B32B15/01; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12486
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
A PROCESS FOR MAKING A CONTROL ELEMENT FOR A NUCLEAR REACTOR COMPRISING FORMING EQUALLY-SPACED, CONICALLY-SHAPED DEPRESSIONS IN ONE FACE OF A PLATE FORMED OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM, STAINLESS STEEL, ZIRCONIUM AND ZIRCONIUM-TIN ALLOYS, PLACING SPHERES OF BORON OF NEARLY UNIFORM SIZE IN THE SAID DEPRESSIONS, PLACING ANOTHER PLATE ON TOP OF THE FIRST-MENTIONED PLATE COVERING THE DEPRESSIONS AND BORON SPHERES CONTAINED THEREIN, WELDING THE TWO PLATES TOGETHER, AND ROLLING THE JOINED PLATES TO THE DESIRED THICKNESS.
Claim 2
Dependent Claim
82 words
A PROCESS FOR MAKING A CONTROL ELEMENT FOR A NUCLEAR REACTOR COMPRISING FORMING EQUALLY-SPACED, CONICALLY-SHAPED DEPRESSIONS IN ONE FACE OF A PLATE FORMED OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM, STAINLESS STEEL, ZIRCONIUM AND ZIRCONIUM-TIN ALLOYS, PLACING SPHERES OF BORON OF NEARLY UNIFORM SIZE IN THE SAID DEPRESSIONS, PLACING ANOTHER PLATE ON TOP OF THE FIRST-MENTIONED PLATE COVERING THE DEPRESSIONS AND BORON SPHERES CONTAINED THEREIN, WELDING THE TWO PLATES TOGETHER, AND ROLLING THE JOINED PLATES TO THE DESIRED THICKNESS.
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) | 1964-11-13 | 1965-05-15 | 1965-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-13 | 1969-05-15 | 1969-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-13 | 1973-05-15 | 1973-11-14 | $7700.00 | Window Closed / Lapsed |