FI890475A - Sintrattu neutroneja absorboiva monikidekappale, kappaleista koostuva säätösauva vesijäähdytteiseen ydinreaktoriin sekä menetelmä sintratun kappaleen valmistamiseksi - Google Patents

Sintrattu neutroneja absorboiva monikidekappale, kappaleista koostuva säätösauva vesijäähdytteiseen ydinreaktoriin sekä menetelmä sintratun kappaleen valmistamiseksi Download PDF

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Publication number
FI890475A
FI890475A FI890475A FI890475A FI890475A FI 890475 A FI890475 A FI 890475A FI 890475 A FI890475 A FI 890475A FI 890475 A FI890475 A FI 890475A FI 890475 A FI890475 A FI 890475A
Authority
FI
Finland
Prior art keywords
sintered
producing
water
control rod
nuclear reactor
Prior art date
Application number
FI890475A
Other languages
English (en)
Swedish (sv)
Other versions
FI94002C (fi
FI94002B (fi
FI890475A0 (fi
Inventor
Diemen Paul Van
Kenneth Wilbur Lay
Richard Alan Proebstle
Original Assignee
Gen Electric
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.)
Filing date
Publication date
Application filed by Gen Electric filed Critical Gen Electric
Publication of FI890475A0 publication Critical patent/FI890475A0/fi
Publication of FI890475A publication Critical patent/FI890475A/fi
Application granted granted Critical
Publication of FI94002B publication Critical patent/FI94002B/fi
Publication of FI94002C publication Critical patent/FI94002C/fi

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Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C7/00—Control of nuclear reaction
    • G21C7/06—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section
    • G21C7/24—Selection of substances for use as neutron-absorbing material
    • 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
    • C04B35/50—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on rare-earth compounds
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Ceramic Engineering (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Ceramic Products (AREA)
  • Powder Metallurgy (AREA)
FI890475A 1988-02-03 1989-02-01 Sintrattu neutroneja absorboiva monikidekappale, kappaleista koostuva säätösauva vesijäähdytteiseen ydinreaktoriin sekä menetelmä sintratun kappaleen valmistamiseksi FI94002C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US15176788A 1988-02-03 1988-02-03
US15176788 1988-02-03
US07/260,211 US4992225A (en) 1988-02-03 1988-10-19 Water corrosion-resistant ceramic oxide body
US26021188 1988-10-19

Publications (4)

Publication Number Publication Date
FI890475A0 FI890475A0 (fi) 1989-02-01
FI890475A true FI890475A (fi) 1989-08-04
FI94002B FI94002B (fi) 1995-03-15
FI94002C FI94002C (fi) 1995-06-26

Family

ID=26848948

Family Applications (1)

Application Number Title Priority Date Filing Date
FI890475A FI94002C (fi) 1988-02-03 1989-02-01 Sintrattu neutroneja absorboiva monikidekappale, kappaleista koostuva säätösauva vesijäähdytteiseen ydinreaktoriin sekä menetelmä sintratun kappaleen valmistamiseksi

Country Status (3)

Country Link
US (1) US4992225A (fi)
JP (1) JPH01286961A (fi)
FI (1) FI94002C (fi)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5241571A (en) * 1992-06-30 1993-08-31 Combustion Engineering, Inc. Corrosion resistant zirconium alloy absorber material
US5592522A (en) * 1995-06-09 1997-01-07 General Electric Company Control rod for a nuclear reactor
JPH1048375A (ja) 1996-05-22 1998-02-20 General Electric Co <Ge> 核システム用の制御材及び原子炉用の制御棒
FR2790587B1 (fr) * 1999-03-03 2004-02-13 Commissariat Energie Atomique Materiau absorbant neutronique a base de carbure de bore et de hafnium et procede de fabrication de ce materiau
RO129128B1 (ro) 2010-09-03 2021-10-29 Atomic Energy Of Canada Limited Fascicul de combustibil nuclear conţinând toriu, şi reactor nuclear cuprinzând un astfel de fascicul
CA2817767C (en) 2010-11-15 2018-09-04 Atomic Energy Of Canada Limited Nuclear fuel containing a neutron absorber
KR102249126B1 (ko) 2010-11-15 2021-05-06 아토믹 에너지 오브 캐나다 리미티드 재생된 감손 우라늄을 함유하는 핵연료, 핵연료 다발 및 그것을 포함하는 원자로
JP6120492B2 (ja) * 2012-05-28 2017-04-26 一般財団法人電力中央研究所 熱中性子炉用制御棒
RU2565712C2 (ru) * 2014-02-07 2015-10-20 Российская Федерация, от имени которой выступает Государственная корпорация по атомной энергии "Росатом" Способ получения нанокристаллических порошков гафната диспрозия и керамических материалов на их основе
FR3045199B1 (fr) * 2015-12-15 2018-01-26 Areva Np Grappe absorbante et crayon absorbant pour reacteur nucleaire
JP2018028472A (ja) * 2016-08-18 2018-02-22 一般財団法人電力中央研究所 熱中性子炉制御棒用の制御材及び熱中性子炉制御棒
CN111646794A (zh) * 2020-05-29 2020-09-11 中国核电工程有限公司 一种中子吸收体材料及其制备方法、控制棒

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3898309A (en) * 1973-05-11 1975-08-05 Us Energy Method of forming high density oxide pellets by hot pressing at 50{20 {14 100{20 C above the cubic to monoclinic phase transformation temperature
US4566989A (en) * 1982-02-26 1986-01-28 Westinghouse Electric Corp. Burnable neutron absorbers

Also Published As

Publication number Publication date
FI94002C (fi) 1995-06-26
FI94002B (fi) 1995-03-15
FI890475A0 (fi) 1989-02-01
JPH01286961A (ja) 1989-11-17
US4992225A (en) 1991-02-12

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BB Publication of examined application
MM Patent lapsed
MM Patent lapsed

Owner name: GENERAL ELECTRIC COMPANY