Lower nozzle for use in nuclear fuel assembly
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Sep 12, 2017
Grant Date -
Mar 6, 2014
app pub date -
May 11, 2012
filing date -
May 20, 2011
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A lower nozzle for use in a nuclear fuel assembly provided. The lower nozzle is of the type having an axis and comprising a transverse lower tie plate for channeling the coolant through the lower tie plate and a tubular skirt extending axially from the periphery of the lower tie plate, the skirt delimiting an axial housing closed at one end by the lower tie plate and open at the opposite end, a debris filter configured for axial insertion in the housing and snap-fit springs for retaining the debris filter in the housing after insertion. The springs are configured to shift the debris filter axially towards the lower tie plate.
First Claim
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Family
Country | kind | publication No. | Filing Date | Type | Sub-Type |
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- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
- AREVA NP
International Classification(s)

- 2012 Application Filing Year
- G21C Class
- 228 Applications Filed
- 214 Patents Issued To-Date
- 93.86 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Blavius, Dirk | Erlangen, DE | 11 | 25 |
# of filed Patents : 11 Total Citations : 25 | |||
Friedrich, Erhard | Eckental, DE | 13 | 16 |
# of filed Patents : 13 Total Citations : 16 | |||
Meier, Werner | Kunreuth, DE | 56 | 864 |
# of filed Patents : 56 Total Citations : 864 |
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Patent Citation Ranking
- 0 Citation Count
- G21C Class
- 0 % this patent is cited more than
- 8 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Mar 12, 2025 |
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Fee | Large entity fee | small entity fee | micro entity fee |
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Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
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