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US3096264A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of producing canned fuel rods for nuclear reactors

Assignee: Rolls Royce PLC
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Filing: 1959-12-07
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Granted: 1963-07-02
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Expires: 1979-12-07
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Abstract

No abstract record available.

Inventors

  • 👤 Bauer Stefan George

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 18:17
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/30; G21C3/32; G21C3/336; G21C3/338; B; B21; B21C; B21C37/00; B21C37/06; B21C37/08; B21C37/12; B21C37/124; G21C3/02; G21C3/04; G21C3/06; G21C3/16; G21C3/18; G21C3/33; Y; Y02; Y02E; Y02E30/00; Y02E30/30

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 97 words
A METHOD OF PRODUCING CANNED FUEL RODS WHICH COMPRISES PRODUCING THE FUEL ROD CASING BY THE STEPS OF BENDING A STRIP PF METAL INTO A TUBULAR FORM WITH THE LONGITUDINAL EDGES ADJACENT AND OUTWARDLY FLANGED, TWISTING THE TUBULAR PART ABOUT ITS LONGITUDINAL AXIS TO GIVE THE FLANGED LONGITUDINAL EDGES A HELICAL FORM, THEN WELDING THE HELICAL FLANGES TOGETHER THROUGHOUT THEIR RADIAL EXTENT TO FORM A TUBE HAVING AN EXTERNAL HELICAL RIB, THEN INSERTING FISSILE MATERIAL IN PELLET FORM INTO THE TUBE, AND THEN SUBJECTING THE TUBE EXTERNALLY TO FLUID PRESSURE TO TIGHTEN THE TUBE ON THE PELLETS.

References Cited (Backward Citations)

US356888A Cited
US435419A Cited
US1761981A Cited
US1761034A Cited
US1786571A Cited
US2434519A Cited
US2841545A Cited
US2914454A Cited
US2967139A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-07-01 1966-12-31 1967-07-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-07-01 1970-12-31 1971-07-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-07-01 1974-12-31 1975-07-02 $7700.00 Window Closed / Lapsed

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