BR8008162A - Processo para a recuperacao de acido borico de um concentrado de aguas residuais de uma usina nuclear - Google Patents
Processo para a recuperacao de acido borico de um concentrado de aguas residuais de uma usina nuclearInfo
- Publication number
- BR8008162A BR8008162A BR8008162A BR8008162A BR8008162A BR 8008162 A BR8008162 A BR 8008162A BR 8008162 A BR8008162 A BR 8008162A BR 8008162 A BR8008162 A BR 8008162A BR 8008162 A BR8008162 A BR 8008162A
- Authority
- BR
- Brazil
- Prior art keywords
- recovery
- waste water
- boric acid
- nuclear plant
- water concentrate
- Prior art date
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)
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 |
|---|---|
| BR8008162A true BR8008162A (pt) | 1981-06-30 |
Family
ID=6088624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR8008162A BR8008162A (pt) | 1979-12-15 | 1980-12-12 | Processo para a recuperacao de acido borico de um concentrado de aguas residuais de uma usina nuclear |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4435184A (pt) |
| BE (1) | BE886617A (pt) |
| BR (1) | BR8008162A (pt) |
| CA (1) | CA1171237A (pt) |
| DE (1) | DE2950601A1 (pt) |
| ES (1) | ES8505533A1 (pt) |
| FI (1) | FI803912L (pt) |
| FR (1) | FR2471951A1 (pt) |
| IT (1) | IT1134731B (pt) |
| NL (1) | NL8006748A (pt) |
| SE (1) | SE8008624L (pt) |
Families Citing this family (9)
| 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)
| 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 (pt) * | 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 |
-
1979
- 1979-12-15 DE DE19792950601 patent/DE2950601A1/de not_active Ceased
-
1980
- 1980-12-09 SE SE8008624A patent/SE8008624L/xx not_active Application Discontinuation
- 1980-12-12 BE BE2/58897A patent/BE886617A/fr unknown
- 1980-12-12 NL NL8006748A patent/NL8006748A/nl not_active Application Discontinuation
- 1980-12-12 FR FR8026396A patent/FR2471951A1/fr not_active Withdrawn
- 1980-12-12 BR BR8008162A patent/BR8008162A/pt not_active IP Right Cessation
- 1980-12-15 IT IT26657/80A patent/IT1134731B/it active
- 1980-12-15 ES ES497760A patent/ES8505533A1/es not_active Expired
- 1980-12-15 CA CA000366786A patent/CA1171237A/en not_active Expired
- 1980-12-15 FI FI803912A patent/FI803912L/fi not_active Application Discontinuation
-
1981
- 1981-04-30 US US06/259,094 patent/US4435184A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| IT8026657A0 (it) | 1980-12-15 |
| ES497760A0 (es) | 1984-09-16 |
| NL8006748A (nl) | 1981-07-16 |
| 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 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MK | Patent expired |
Effective date: 19951212 |