FI803912L - Foerfarande foer aotervinning av borsyra ur ett avvattenkoncentrat av ett kaernkraftverk - Google Patents

Foerfarande foer aotervinning av borsyra ur ett avvattenkoncentrat av ett kaernkraftverk

Info

Publication number
FI803912L
FI803912L FI803912A FI803912A FI803912L FI 803912 L FI803912 L FI 803912L FI 803912 A FI803912 A FI 803912A FI 803912 A FI803912 A FI 803912A FI 803912 L FI803912 L FI 803912L
Authority
FI
Finland
Prior art keywords
ett
kaernkraftverk
borsyra
avvattenkoncentrat
foerfarande foer
Prior art date
Application number
FI803912A
Other languages
English (en)
Inventor
Heinrich J Schroeder
Rainer Ambros
Gottfried Paffrath
Norbert Brenner
Original Assignee
Rhein Westfael Elect Werk Ag
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 Rhein Westfael Elect Werk Ag filed Critical Rhein Westfael Elect Werk Ag
Publication of FI803912L publication Critical patent/FI803912L/fi

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B35/00—Boron; Compounds thereof
    • C01B35/08—Compounds containing boron and nitrogen, phosphorus, oxygen, sulfur, selenium or tellurium
    • C01B35/10—Compounds containing boron and oxygen
    • C01B35/1045—Oxyacids
    • C01B35/1054—Orthoboric acid
    • C01B35/109—Purification; Separation; Concentration
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
    • G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
    • G21F9/04—Treating liquids
    • G21F9/06—Processing
    • 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
    • Y10S376/904—Moderator, reflector, or coolant materials
FI803912A 1979-12-15 1980-12-15 Foerfarande foer aotervinning av borsyra ur ett avvattenkoncentrat av ett kaernkraftverk FI803912L (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792950601 DE2950601A1 (de) 1979-12-15 1979-12-15 Verfahren zur rueckgewinnung von borsaeure aus einem abwasserkonzentrat eines kernkraftwerkes

Publications (1)

Publication Number Publication Date
FI803912L true FI803912L (fi) 1981-06-16

Family

ID=6088624

Family Applications (1)

Application Number Title Priority Date Filing Date
FI803912A FI803912L (fi) 1979-12-15 1980-12-15 Foerfarande foer aotervinning av borsyra ur ett avvattenkoncentrat av ett kaernkraftverk

Country Status (11)

Country Link
US (1) US4435184A (fi)
BE (1) BE886617A (fi)
BR (1) BR8008162A (fi)
CA (1) CA1171237A (fi)
DE (1) DE2950601A1 (fi)
ES (1) ES497760A0 (fi)
FI (1) FI803912L (fi)
FR (1) FR2471951A1 (fi)
IT (1) IT1134731B (fi)
NL (1) NL8006748A (fi)
SE (1) SE8008624L (fi)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4664895A (en) * 1984-07-10 1987-05-12 Westinghouse Electric Corp. High concentration boric acid solidification process
MX162042A (es) * 1986-01-29 1991-03-25 Materias Primas Magdalena S A Procedimiento para la preparacion de acido borico a partir de minerales de colemanita y-o howlita
IT1213587B (it) * 1986-07-23 1989-12-20 Larderello Spa Procedimento per la produzione di acido borico puro.
RU2012076C1 (ru) * 1992-12-07 1994-04-30 Акционерное общество закрытого типа "Научно-производственное объединение "Деком инжиниринг" Способ обработки жидких радиоактивных отходов аэс с борным регулированием
BE1007223A3 (nl) * 1993-06-16 1995-04-25 Studiecentrum Kernenergi Werkwijze voor het afscheiden van boorzuur.
US5676916A (en) * 1995-05-12 1997-10-14 Sociedad Minera Salar De Atacama S.A. Process for extracting the boron content in the brine of natural or industrial salt mines
US5785868A (en) * 1995-09-11 1998-07-28 Board Of Regents, Univ. Of Texas System Method for selective separation of products at hydrothermal conditions
DE10156119A1 (de) * 2001-11-15 2003-06-05 Kernkraftwerk Gundremmingen Gm Verfahren zur Rückgewinnung von ·1··0-Bor oder Dekontamination von Bor aus Verdampferkonzentraten von Druckwasserreaktoren
CN104045094B (zh) * 2013-11-13 2018-04-03 中广核工程有限公司 用于核电站的制硼装置及制硼方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2113248A (en) * 1937-11-27 1938-04-05 Squibb & Sons Inc Purifying boric acid
DE1514667A1 (de) * 1966-01-14 1969-05-08 Siemens Ag Verfahren zur Rueckgewinnung von Borsaeure bei mit Borsaeure geregelten Kernreaktoranlagen
CH588148A5 (fi) * 1972-10-24 1977-05-31 Nordostschweizerische Kraftwer
GB1497873A (en) * 1975-01-18 1978-01-12 Vyzk Ustav Chem Zarizeni Process for the treatment of waste water containing inorganic salts from an installation for chemically preparing uranium ore
DE2723025C3 (de) * 1977-05-21 1980-03-13 Rheinisch-Westfaelisches Elektrizitaetswerk Ag, 4300 Essen Verfahren zum Aufbereiten von Borsäure, radioaktives Antimon und weitere radioaktive Nuklide enthaltendem Abwasser

Also Published As

Publication number Publication date
IT8026657A0 (it) 1980-12-15
BE886617A (fr) 1981-04-01
US4435184A (en) 1984-03-06
ES8505533A1 (es) 1984-09-16
BR8008162A (pt) 1981-06-30
NL8006748A (nl) 1981-07-16
DE2950601A1 (de) 1981-06-19
CA1171237A (en) 1984-07-24
FR2471951A1 (fr) 1981-06-26
IT1134731B (it) 1986-08-13
ES497760A0 (es) 1984-09-16
SE8008624L (sv) 1981-06-16

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: RHEINISCH-WESTFAELISCHES