NO328264B1 - Fremgangsmate for fremstilling av kalsiumforbindelser - Google Patents
Fremgangsmate for fremstilling av kalsiumforbindelser Download PDFInfo
- Publication number
- NO328264B1 NO328264B1 NO20080569A NO20080569A NO328264B1 NO 328264 B1 NO328264 B1 NO 328264B1 NO 20080569 A NO20080569 A NO 20080569A NO 20080569 A NO20080569 A NO 20080569A NO 328264 B1 NO328264 B1 NO 328264B1
- Authority
- NO
- Norway
- Prior art keywords
- calcium
- solution
- calcium chloride
- chloride solution
- boron
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 21
- 229940043430 calcium compound Drugs 0.000 title claims abstract description 17
- 150000001674 calcium compounds Chemical class 0.000 title claims abstract description 17
- 238000002360 preparation method Methods 0.000 title abstract 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims abstract description 35
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000011574 phosphorus Substances 0.000 claims abstract description 35
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 35
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims abstract description 32
- 229910052796 boron Inorganic materials 0.000 claims abstract description 32
- 239000002244 precipitate Substances 0.000 claims abstract description 10
- 239000001110 calcium chloride Substances 0.000 claims abstract description 9
- 229910001628 calcium chloride Inorganic materials 0.000 claims abstract description 9
- 235000014413 iron hydroxide Nutrition 0.000 claims abstract description 9
- NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 claims abstract description 9
- 150000001639 boron compounds Chemical class 0.000 claims abstract description 8
- 238000001556 precipitation Methods 0.000 claims abstract description 8
- 229910000398 iron phosphate Inorganic materials 0.000 claims abstract description 7
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 claims abstract description 7
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 14
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 10
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 8
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 8
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 6
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 6
- 239000000920 calcium hydroxide Substances 0.000 claims description 6
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 4
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims description 4
- QXDMQSPYEZFLGF-UHFFFAOYSA-L calcium oxalate Chemical compound [Ca+2].[O-]C(=O)C([O-])=O QXDMQSPYEZFLGF-UHFFFAOYSA-L 0.000 claims description 2
- 239000008394 flocculating agent Substances 0.000 claims description 2
- 235000006408 oxalic acid Nutrition 0.000 claims description 2
- 239000002699 waste material Substances 0.000 claims 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 abstract description 3
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 abstract description 3
- 239000002893 slag Substances 0.000 description 21
- 239000000378 calcium silicate Substances 0.000 description 13
- 235000012241 calcium silicate Nutrition 0.000 description 13
- 229960003340 calcium silicate Drugs 0.000 description 13
- 229910052918 calcium silicate Inorganic materials 0.000 description 13
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 13
- 229910052710 silicon Inorganic materials 0.000 description 12
- 239000010703 silicon Substances 0.000 description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 235000011148 calcium chloride Nutrition 0.000 description 6
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 5
- 239000011575 calcium Substances 0.000 description 5
- 229910052791 calcium Inorganic materials 0.000 description 5
- 235000010216 calcium carbonate Nutrition 0.000 description 5
- 235000019738 Limestone Nutrition 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 239000006028 limestone Substances 0.000 description 4
- 229910000519 Ferrosilicon Inorganic materials 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 230000005587 bubbling Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 2
- 229910052906 cristobalite Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 229910052682 stishovite Inorganic materials 0.000 description 2
- 229910052905 tridymite Inorganic materials 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 229920005615 natural polymer Polymers 0.000 description 1
- 229920002401 polyacrylamide Polymers 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/20—Halides
- C01F11/24—Chlorides
- C01F11/32—Purification
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/02—Oxides or hydroxides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/02—Oxides or hydroxides
- C01F11/16—Purification
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/18—Carbonates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/46—Sulfates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Removal Of Specific Substances (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Priority Applications (11)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO20080569A NO328264B1 (no) | 2008-01-30 | 2008-01-30 | Fremgangsmate for fremstilling av kalsiumforbindelser |
| JP2010544905A JP5315359B2 (ja) | 2008-01-30 | 2009-01-07 | カルシウム化合物の製造方法 |
| CN2009801043073A CN101970357B (zh) | 2008-01-30 | 2009-01-07 | 钙化合物的制备方法 |
| EP09705676A EP2247534A4 (en) | 2008-01-30 | 2009-01-07 | PROCESS FOR PREPARING CALCIUM COMPOUNDS |
| KR1020107017252A KR101325091B1 (ko) | 2008-01-30 | 2009-01-07 | 칼슘 화합물을 생성시키는 방법 |
| EA201070900A EA016672B1 (ru) | 2008-01-30 | 2009-01-07 | Способ получения соединений кальция |
| PCT/NO2009/000005 WO2009096795A1 (en) | 2008-01-30 | 2009-01-07 | Method for production of calcium compounds. |
| BRPI0907647-6A BRPI0907647A2 (pt) | 2008-01-30 | 2009-01-07 | Método para produzir compostos de cálcio |
| US12/744,803 US8268280B2 (en) | 2008-01-30 | 2009-01-07 | Method for production of calcium compounds |
| CA2710509A CA2710509A1 (en) | 2008-01-30 | 2009-01-07 | Method for production of calcium compounds |
| ZA2010/03816A ZA201003816B (en) | 2008-01-30 | 2010-05-27 | Method for production of calcium compounds |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO20080569A NO328264B1 (no) | 2008-01-30 | 2008-01-30 | Fremgangsmate for fremstilling av kalsiumforbindelser |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO20080569L NO20080569L (no) | 2009-07-31 |
| NO328264B1 true NO328264B1 (no) | 2010-01-18 |
Family
ID=40913000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO20080569A NO328264B1 (no) | 2008-01-30 | 2008-01-30 | Fremgangsmate for fremstilling av kalsiumforbindelser |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US8268280B2 (ru) |
| EP (1) | EP2247534A4 (ru) |
| JP (1) | JP5315359B2 (ru) |
| KR (1) | KR101325091B1 (ru) |
| CN (1) | CN101970357B (ru) |
| BR (1) | BRPI0907647A2 (ru) |
| CA (1) | CA2710509A1 (ru) |
| EA (1) | EA016672B1 (ru) |
| NO (1) | NO328264B1 (ru) |
| WO (1) | WO2009096795A1 (ru) |
| ZA (1) | ZA201003816B (ru) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103069022A (zh) * | 2010-07-09 | 2013-04-24 | 浦项产业科学研究院 | 从含锂溶液中经济地提取锂的方法 |
| ES2471567B1 (es) * | 2012-12-21 | 2015-03-10 | Fundacion Ct Tecnologico Andaluz De La Piedra | Procedimiento para la generación de nanopartículas de carbonato cálcico por vía húmeda a partir de residuos de la industria de transformación de la piedra natural |
| JP6260419B2 (ja) * | 2014-04-09 | 2018-01-17 | 東ソー株式会社 | 塩化カルシウム水溶液の製造方法 |
| RU2601332C2 (ru) * | 2014-07-24 | 2016-11-10 | Общество с ограниченной ответственностью "Зиракс" | Способ производства высокочистого раствора хлористого кальция |
| CN112456533B (zh) * | 2020-12-08 | 2022-05-10 | 山东理工大学 | 以石灰石为原料生产高纯无水氯化钙的方法 |
| KR102642978B1 (ko) * | 2021-06-30 | 2024-03-05 | 주식회사 웰스톤 | 고로슬래그를 이용한 침강성 탄산칼슘의 제조방법 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU649652A1 (ru) * | 1977-03-10 | 1979-02-28 | Предприятие П/Я А-3640 | Способ очистки раствора хлористых солей |
| RU2046757C1 (ru) * | 1993-07-01 | 1995-10-27 | Кирово-Чепецкий химический комбинат | Способ очистки раствора хлористого кальция |
| WO2000034182A1 (en) * | 1998-12-10 | 2000-06-15 | Calcitech Ltd. | Lime treatment |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4272498A (en) * | 1979-09-25 | 1981-06-09 | Foster Wheeler Energy Corporation | Process for comminuting and activating limestone by reaction with CO2 |
| NO300004B1 (no) * | 1994-03-30 | 1997-03-17 | Elkem Materials | Fremgangsmåte for gjenvinning av metallklorid fra silisium eller ferrosilisiumlegering som er blitt reagert med kloreringsmidler |
| KR100272451B1 (ko) * | 1996-11-23 | 2000-11-15 | 김영진 | 인 제거용 여재 및 그 제조방법 |
| JP2005095785A (ja) * | 2003-09-25 | 2005-04-14 | Maeda Corp | アルカリ性排水の処理方法 |
| KR101125399B1 (ko) * | 2004-12-20 | 2012-03-27 | 재단법인 포항산업과학연구원 | 칼슘계 원료의 제조방법 |
| EP1900691B1 (en) * | 2005-06-14 | 2020-01-08 | Asahi Kasei Kabushiki Kaisha | Apparatus for water treatment and method of treating water |
| JP5062970B2 (ja) * | 2005-06-14 | 2012-10-31 | 旭化成ケミカルズ株式会社 | 廃水処理装置および方法 |
| KR100800030B1 (ko) * | 2006-05-10 | 2008-02-01 | 정경원 | 패각을 원료로 하는 고순도칼슘계 화합물 제조방법 |
| EP2142477A1 (en) * | 2007-04-05 | 2010-01-13 | SOLVAY (Société Anonyme) | High-purity calcium compounds |
| CN100509632C (zh) * | 2007-06-27 | 2009-07-08 | 仙桃市中星电子材料有限公司 | 高纯纳米球形碳酸钙的制备方法 |
-
2008
- 2008-01-30 NO NO20080569A patent/NO328264B1/no unknown
-
2009
- 2009-01-07 JP JP2010544905A patent/JP5315359B2/ja not_active Expired - Fee Related
- 2009-01-07 EA EA201070900A patent/EA016672B1/ru not_active IP Right Cessation
- 2009-01-07 US US12/744,803 patent/US8268280B2/en active Active
- 2009-01-07 BR BRPI0907647-6A patent/BRPI0907647A2/pt not_active IP Right Cessation
- 2009-01-07 WO PCT/NO2009/000005 patent/WO2009096795A1/en active Application Filing
- 2009-01-07 CN CN2009801043073A patent/CN101970357B/zh active Active
- 2009-01-07 CA CA2710509A patent/CA2710509A1/en not_active Abandoned
- 2009-01-07 KR KR1020107017252A patent/KR101325091B1/ko active IP Right Grant
- 2009-01-07 EP EP09705676A patent/EP2247534A4/en not_active Withdrawn
-
2010
- 2010-05-27 ZA ZA2010/03816A patent/ZA201003816B/en unknown
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU649652A1 (ru) * | 1977-03-10 | 1979-02-28 | Предприятие П/Я А-3640 | Способ очистки раствора хлористых солей |
| RU2046757C1 (ru) * | 1993-07-01 | 1995-10-27 | Кирово-Чепецкий химический комбинат | Способ очистки раствора хлористого кальция |
| WO2000034182A1 (en) * | 1998-12-10 | 2000-06-15 | Calcitech Ltd. | Lime treatment |
Non-Patent Citations (2)
| Title |
|---|
| Poon, C.S., Chu, C.W. (1999) The use of ferric chloride and anionic polymers in the chemically assisted primary sedimentation process. Chemosphere 39, 1573-1582. * |
| Thistleton, J., Clark, T., Pearce, P., Parsons, S.A. (2002) "Mechanisms of chemical phosphorus removal II. Iron (III) salts." Trans Inst. Chem. Eng. 80, Part B, 1-5. * |
Also Published As
| Publication number | Publication date |
|---|---|
| ZA201003816B (en) | 2011-02-23 |
| WO2009096795A1 (en) | 2009-08-06 |
| KR20100117590A (ko) | 2010-11-03 |
| CA2710509A1 (en) | 2009-08-06 |
| NO20080569L (no) | 2009-07-31 |
| JP2011513163A (ja) | 2011-04-28 |
| EP2247534A4 (en) | 2011-12-28 |
| CN101970357B (zh) | 2013-08-21 |
| EA201070900A1 (ru) | 2011-02-28 |
| CN101970357A (zh) | 2011-02-09 |
| US20100303707A1 (en) | 2010-12-02 |
| EA016672B1 (ru) | 2012-06-29 |
| JP5315359B2 (ja) | 2013-10-16 |
| US8268280B2 (en) | 2012-09-18 |
| BRPI0907647A2 (pt) | 2015-07-21 |
| EP2247534A1 (en) | 2010-11-10 |
| KR101325091B1 (ko) | 2013-11-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101570129B1 (ko) | 폐기물 및 부산물로부터 칼슘 카르보네이트를 생산하는 방법 | |
| EP1966092B1 (en) | Process for sequestration of carbon dioxide | |
| NO328264B1 (no) | Fremgangsmate for fremstilling av kalsiumforbindelser | |
| AU2016297289B2 (en) | Effluent treatment process - pH refinement for sulphate removal | |
| WO2016152099A1 (ja) | 製鋼スラグからカルシウムを含有する固体成分を回収する方法、および回収された固体成分 | |
| JP5246510B2 (ja) | 脱色されたアルミン酸ソーダ水溶液の製造方法 | |
| TW201208990A (en) | Processing method for chlorine-containing waste water | |
| JPS6236021A (ja) | ストロンチウム含有量の少ない炭酸カルシウムの製造方法 | |
| KR101551896B1 (ko) | 직접 탄산염화 반응을 이용한 고순도 탄산칼슘의 제조방법 | |
| JP5167448B2 (ja) | 水中のカルシウムイオンとマグネシウムイオンの除去方法 | |
| JP2004000962A (ja) | フッ素イオンの除去方法及び除去剤 | |
| JP2007137716A (ja) | ゼオライトの製造方法 | |
| CN102642852A (zh) | 高纯氢氧化镁的制备方法 | |
| JP2010158633A (ja) | フッ素含有排水からのフッ素分離方法 | |
| KR20080058077A (ko) | 불소이온 함유 폐수 처리방법 | |
| JP2002143607A (ja) | 水処理凝集剤及びその製造方法並びに水処理方法 | |
| KR101670519B1 (ko) | 수성 조성물의 정제 방법 | |
| WO1998051616A1 (en) | Process for the production of gypsum from sulphuric acid containing waste streams | |
| JP4857235B2 (ja) | ホウ素の除去方法 | |
| JPH04357110A (ja) | 高密度粗大結晶粒マグネシアクリンカー | |
| JPH08168799A (ja) | ボーキサイト溶解残渣の中和方法 | |
| CN116216785A (zh) | 一种氯化废酸同熔盐渣浸出纯化氯化亚铁的方法 | |
| JP2003192340A5 (ru) | ||
| JPS583973B2 (ja) | リンオフクムアルミニウムケイスラツジノシヨリホウ | |
| CN113603252A (zh) | 一种煤气化高浓度含氟废水处理工艺 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CHAD | Change of the owner's name or address (par. 44 patent law, par. patentforskriften) |
Owner name: REC SOLAR NORWAY AS, NO |