NL8006748A - Werkwijze voor de terugwinning van boorzuur uit een afvalwaterconcentraat van een kerncentrale. - Google Patents

Werkwijze voor de terugwinning van boorzuur uit een afvalwaterconcentraat van een kerncentrale. Download PDF

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Publication number
NL8006748A
NL8006748A NL8006748A NL8006748A NL8006748A NL 8006748 A NL8006748 A NL 8006748A NL 8006748 A NL8006748 A NL 8006748A NL 8006748 A NL8006748 A NL 8006748A NL 8006748 A NL8006748 A NL 8006748A
Authority
NL
Netherlands
Prior art keywords
boric acid
concentrate
waste water
acid
process according
Prior art date
Application number
NL8006748A
Other languages
English (en)
Dutch (nl)
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 NL8006748A publication Critical patent/NL8006748A/nl

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Removal Of Specific Substances (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
NL8006748A 1979-12-15 1980-12-12 Werkwijze voor de terugwinning van boorzuur uit een afvalwaterconcentraat van een kerncentrale. NL8006748A (nl)

Applications Claiming Priority (2)

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
DE2950601 1979-12-15

Publications (1)

Publication Number Publication Date
NL8006748A true NL8006748A (nl) 1981-07-16

Family

ID=6088624

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8006748A NL8006748A (nl) 1979-12-15 1980-12-12 Werkwijze voor de terugwinning van boorzuur uit een afvalwaterconcentraat van een kerncentrale.

Country Status (11)

Country Link
US (1) US4435184A (de)
BE (1) BE886617A (de)
BR (1) BR8008162A (de)
CA (1) CA1171237A (de)
DE (1) DE2950601A1 (de)
ES (1) ES8505533A1 (de)
FI (1) FI803912L (de)
FR (1) FR2471951A1 (de)
IT (1) IT1134731B (de)
NL (1) NL8006748A (de)
SE (1) SE8008624L (de)

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 (de) * 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
ES497760A0 (es) 1984-09-16
BE886617A (fr) 1981-04-01
DE2950601A1 (de) 1981-06-19
SE8008624L (sv) 1981-06-16
US4435184A (en) 1984-03-06
ES8505533A1 (es) 1984-09-16
IT1134731B (it) 1986-08-13
FI803912L (fi) 1981-06-16
FR2471951A1 (fr) 1981-06-26
CA1171237A (en) 1984-07-24
BR8008162A (pt) 1981-06-30

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Legal Events

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A1A A request for search or an international-type search has been filed
BV The patent application has lapsed