KR980700665A - 세라믹 물건 제조방법(manufacturing ceramic articles) - Google Patents

세라믹 물건 제조방법(manufacturing ceramic articles)

Info

Publication number
KR980700665A
KR980700665A KR1019970703580A KR19970703580A KR980700665A KR 980700665 A KR980700665 A KR 980700665A KR 1019970703580 A KR1019970703580 A KR 1019970703580A KR 19970703580 A KR19970703580 A KR 19970703580A KR 980700665 A KR980700665 A KR 980700665A
Authority
KR
South Korea
Prior art keywords
particulate material
shape
different
feature
prior
Prior art date
Application number
KR1019970703580A
Other languages
English (en)
Inventor
안토니 필립 브롬레이
Original Assignee
디 알 커트스
브리티쉬 누클리어 퓨얼즈 피엘시
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10766089&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=KR980700665(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 디 알 커트스, 브리티쉬 누클리어 퓨얼즈 피엘시 filed Critical 디 알 커트스
Publication of KR980700665A publication Critical patent/KR980700665A/ko

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/42—Selection of substances for use as reactor fuel
    • G21C3/58—Solid reactor fuel Pellets made of fissile material
    • G21C3/62—Ceramic fuel
    • G21C3/623—Oxide fuels
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/51—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on compounds of actinides
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S376/00—Induced nuclear reactions: processes, systems, and elements
    • Y10S376/90—Particular material or material shapes for fission reactors
    • Y10S376/901—Fuel

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)

Abstract

입자성 물질의 형체를 만들고 단부에서 형체를 압축하고 형체를 소결하는 단계를 포함하는 세라믹 물건 제조 방법에 있어서, 압축에 앞서서 상이한 벌크 입자 밀도의 입자성 물질층의 형체가 형성된다. 세라믹 물건은 원통형 모양을 가지는 핵연료 펠렛과 같은 세라믹 펠렛을 포함할 수 있다.

Description

세라믹 물건 제조방법(MANUFACTURING CERAMIC ARTICLES)
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제3도는 본 발명의 방법에 의해 제조된 펠렛의 개략적 윤곽이다.

Claims (12)

  1. 입자성 물질의 형체를 만들고 단부에서 형체를 압축하는 단계를 포함하는 세라믹 물건 제조 방법에 있어서, 압축이전에 상이한 벌크 입자밀도의 입자성 물질층의 형체를 형성함을 특징으로 하는 방법.
  2. 제 1 항에 있어서, 세라믹 물건이 원통형 모양을 가지는 세라믹 펠렛을 포함함을 특징으로 하는 방법.
  3. 제 2 항에 있어서, 세라믹 펠렛이 핵연료 펠렛을 포함하며 입자성 물질이 핵연료 물질을 포함함을 특징으로 하는 방법.
  4. 제 1 항, 2 항 또는 3 항에 있어서, 입자성 물질의 형체가 입자성 물질의 분말 또는 입자를 직각 원형 실린더 모양의 몰드나 다이 공동에 도입함으로써 형성됨을 특징으로 하는 방법.
  5. 제 1 항 내지 4 항중 한 항에 있어서, 압축 이전에 상기 형체가 상이한 밀도를 가지는 이산층을 포함함을 특징으로 하는 방법.
  6. 제 5 항에 있어서, 층들이 형체의 축에 수직인 평면에 대해 평탄한 계면을 가짐을 특징으로 하는 방법.
  7. 제 5 항에 있어서, 층의 계면이 평탕하지 않음을 특징으로 하는 방법.
  8. 제 1 항 내지 4 항중 한 항에 있어서, 압축 이전에 상기 형체에서의 밀도 변화가 형체 길이의 적어도 일부상에서 점차 발생함을 특징으로 하는 방법.
  9. 앞선 청구항 중 한 항에 있어서, 압축 이전에 상기 형체가 형체 중앙 근처의 내부지역에서 보다 더 작은 밀도를 가지는 영역을 형체 단부에서 포함함을 특징으로 하는 방법.
  10. 앞선 청구항 중 한 항에 있어서, 상기 형체에서의 상이한 밀도는 상이한 벌크 밀도를 제공하는 상이한 입자성 물질을 포함하는 복수의 공급원으로부터 입자성 물질을 다이나 몰드 공동내에 도입함으로써 달성됨을 특징으로 하는 방법.
  11. 앞선 청구항중 한 항에 있어서, 상이한 입자성 물질이 동일한 조성이지만 다르게 처리되거나 상이한 입자 모양을 가지는 물질을 포함함을 특징으로 하는 방법.
  12. 제 1 항에 있어서, 기술된 실시예중 어느 하나에따라 기술된 것과같은 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019970703580A 1994-12-16 1995-12-14 세라믹 물건 제조방법(manufacturing ceramic articles) KR980700665A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9425474.5A GB9425474D0 (en) 1994-12-16 1994-12-16 Manufacturing ceramic pellets
GB9425474.5 1994-12-16

Publications (1)

Publication Number Publication Date
KR980700665A true KR980700665A (ko) 1998-03-30

Family

ID=10766089

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019970703580A KR980700665A (ko) 1994-12-16 1995-12-14 세라믹 물건 제조방법(manufacturing ceramic articles)

Country Status (15)

Country Link
US (1) US5916497A (ko)
EP (1) EP0797828B2 (ko)
JP (1) JPH10510506A (ko)
KR (1) KR980700665A (ko)
CN (1) CN1170473A (ko)
AR (1) AR001776A1 (ko)
AU (1) AU704618B2 (ko)
BR (1) BR9510032A (ko)
CA (1) CA2206531A1 (ko)
DE (1) DE69506006T3 (ko)
ES (1) ES2124035T5 (ko)
GB (1) GB9425474D0 (ko)
NO (1) NO972770L (ko)
WO (1) WO1996018999A1 (ko)
ZA (1) ZA9510703B (ko)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10186076A (ja) * 1996-11-01 1998-07-14 General Electric Co <Ge> セグメント式燃料ペレットおよびその作製方法
DE19846019C1 (de) * 1998-10-06 2000-04-13 Siemens Ag Brennstoff-Tablette mit Schichtaufbau
DE19934516A1 (de) * 1999-07-22 2001-01-25 Siemens Ag Sinterkörper und seine Verwendung in einem Brennstab, Brutstab oder Absorberstab für einen Kernreaktor
JP5173208B2 (ja) * 2007-02-15 2013-04-03 ニチハ株式会社 無機質焼成体の製造方法
US20090311124A1 (en) * 2008-06-13 2009-12-17 Baker Hughes Incorporated Methods for sintering bodies of earth-boring tools and structures formed during the same
US8774344B1 (en) 2011-02-10 2014-07-08 Neucon Technology, Llc Tri-isotropic (TRISO) based light water reactor fuel
RU2499304C1 (ru) * 2012-03-06 2013-11-20 Открытое акционерное общество "Машиностроительный завод" Способ изготовления таблеток ядерного топлива
CA2952471A1 (en) 2014-06-23 2015-12-30 Free Form Fibers, Llc An additive manufacturing technology for the fabrication and characterization of nuclear reactor fuel
FR3030500B1 (fr) * 2014-12-18 2019-07-05 Areva Nc Procede de fabrication d'une pastille d'au moins un oxyde metallique, son utilisation comme combustible nucleaire

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3823067A (en) † 1971-08-02 1974-07-09 United Nuclear Corp Shaped nuclear fissionable bodies
GB1397014A (en) * 1972-04-13 1975-06-11 Atomic Energy Of Australia Fabrication process for nuclear fuel pellets
US3883623A (en) * 1972-10-17 1975-05-13 Gen Electric Process for controlling end-point density of sintered uranium dioxide nuclear fuel bodies and product
US4199404A (en) * 1977-08-05 1980-04-22 Combustion Engineering, Inc. High performance nuclear fuel element
GB2098787B (en) * 1981-05-19 1985-09-18 British Nuclear Fuels Ltd Production of pellets for nuclear fuel elements
US4382048A (en) * 1981-09-14 1983-05-03 The United States Of America As Represented By The United States Department Of Energy Method for producing sintered ceramic, layered, circular fuel pellets
GB2177249B (en) * 1985-07-05 1988-12-14 British Nuclear Fuels Plc Nuclear fuel bodies
GB8702371D0 (en) * 1987-02-03 1987-03-11 British Nuclear Fuels Plc Pellet fabrication

Also Published As

Publication number Publication date
AR001776A1 (es) 1997-12-10
DE69506006T2 (de) 1999-04-15
NO972770D0 (no) 1997-06-16
US5916497A (en) 1999-06-29
ZA9510703B (en) 1996-06-20
CN1170473A (zh) 1998-01-14
EP0797828B2 (en) 2001-06-13
ES2124035T3 (es) 1999-01-16
NO972770L (no) 1997-06-16
EP0797828A1 (en) 1997-10-01
DE69506006T3 (de) 2002-01-31
JPH10510506A (ja) 1998-10-13
BR9510032A (pt) 1997-12-30
GB9425474D0 (en) 1995-02-15
DE69506006D1 (de) 1998-12-17
CA2206531A1 (en) 1996-06-20
WO1996018999A1 (en) 1996-06-20
EP0797828B1 (en) 1998-11-11
AU4350496A (en) 1996-07-03
AU704618B2 (en) 1999-04-29
ES2124035T5 (es) 2001-09-01

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