NO761531L - - Google Patents
Info
- Publication number
- NO761531L NO761531L NO761531A NO761531A NO761531L NO 761531 L NO761531 L NO 761531L NO 761531 A NO761531 A NO 761531A NO 761531 A NO761531 A NO 761531A NO 761531 L NO761531 L NO 761531L
- Authority
- NO
- Norway
- Prior art keywords
- ions
- organic solvent
- aqueous solution
- extraction
- acid
- Prior art date
Links
- 238000000034 method Methods 0.000 claims abstract description 51
- 230000008569 process Effects 0.000 claims abstract description 33
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 claims abstract description 11
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 4
- 150000002500 ions Chemical class 0.000 claims description 139
- 239000003960 organic solvent Substances 0.000 claims description 82
- 238000000605 extraction Methods 0.000 claims description 68
- 239000007864 aqueous solution Substances 0.000 claims description 45
- 239000000243 solution Substances 0.000 claims description 45
- 239000002253 acid Substances 0.000 claims description 37
- 239000010936 titanium Substances 0.000 claims description 33
- 238000011084 recovery Methods 0.000 claims description 17
- 239000002994 raw material Substances 0.000 claims description 15
- -1 -Cl ions Chemical class 0.000 claims description 10
- 238000005868 electrolysis reaction Methods 0.000 claims description 10
- 229910052748 manganese Inorganic materials 0.000 claims description 9
- 230000009467 reduction Effects 0.000 claims description 9
- 238000004090 dissolution Methods 0.000 claims description 8
- 229910052720 vanadium Inorganic materials 0.000 claims description 8
- 239000006227 byproduct Substances 0.000 claims description 7
- 230000007062 hydrolysis Effects 0.000 claims description 7
- 238000006460 hydrolysis reaction Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims description 7
- 230000003647 oxidation Effects 0.000 claims description 7
- 238000007254 oxidation reaction Methods 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 7
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 5
- 229910001385 heavy metal Inorganic materials 0.000 claims description 5
- 150000001455 metallic ions Chemical class 0.000 claims description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
- 239000007789 gas Substances 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- 239000001301 oxygen Substances 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 4
- 239000011780 sodium chloride Substances 0.000 claims description 3
- 238000012546 transfer Methods 0.000 claims description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims 1
- 239000005864 Sulphur Substances 0.000 claims 1
- 150000003839 salts Chemical class 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 72
- 239000012074 organic phase Substances 0.000 description 20
- 150000001412 amines Chemical class 0.000 description 17
- 238000012360 testing method Methods 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 125000001931 aliphatic group Chemical group 0.000 description 7
- 125000003118 aryl group Chemical group 0.000 description 7
- 239000003085 diluting agent Substances 0.000 description 7
- KBPLFHHGFOOTCA-UHFFFAOYSA-N 1-Octanol Chemical compound CCCCCCCCO KBPLFHHGFOOTCA-UHFFFAOYSA-N 0.000 description 6
- 239000004215 Carbon black (E152) Substances 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 6
- MWKFXSUHUHTGQN-UHFFFAOYSA-N decan-1-ol Chemical compound CCCCCCCCCCO MWKFXSUHUHTGQN-UHFFFAOYSA-N 0.000 description 6
- 229930195733 hydrocarbon Natural products 0.000 description 6
- 150000002430 hydrocarbons Chemical class 0.000 description 6
- 239000003607 modifier Substances 0.000 description 6
- 238000005201 scrubbing Methods 0.000 description 6
- 239000002893 slag Substances 0.000 description 6
- 150000003512 tertiary amines Chemical class 0.000 description 6
- 229910052804 chromium Inorganic materials 0.000 description 5
- 150000003141 primary amines Chemical class 0.000 description 5
- 239000002699 waste material Substances 0.000 description 5
- 229910004356 Ti Raw Inorganic materials 0.000 description 4
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- XTAZYLNFDRKIHJ-UHFFFAOYSA-N n,n-dioctyloctan-1-amine Chemical compound CCCCCCCCN(CCCCCCCC)CCCCCCCC XTAZYLNFDRKIHJ-UHFFFAOYSA-N 0.000 description 4
- 229910052758 niobium Inorganic materials 0.000 description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N phosphoric acid Substances OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 238000004064 recycling Methods 0.000 description 4
- 150000003335 secondary amines Chemical class 0.000 description 4
- PLLBRTOLHQQAQQ-UHFFFAOYSA-N 8-methylnonan-1-ol Chemical compound CC(C)CCCCCCCO PLLBRTOLHQQAQQ-UHFFFAOYSA-N 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- YDZQQRWRVYGNER-UHFFFAOYSA-N iron;titanium;trihydrate Chemical compound O.O.O.[Ti].[Fe] YDZQQRWRVYGNER-UHFFFAOYSA-N 0.000 description 3
- 239000003350 kerosene Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- XKBGEWXEAPTVCK-UHFFFAOYSA-M methyltrioctylammonium chloride Chemical compound [Cl-].CCCCCCCC[N+](C)(CCCCCCCC)CCCCCCCC XKBGEWXEAPTVCK-UHFFFAOYSA-M 0.000 description 3
- 239000012046 mixed solvent Substances 0.000 description 3
- 150000003014 phosphoric acid esters Chemical class 0.000 description 3
- 238000005979 thermal decomposition reaction Methods 0.000 description 3
- SLCANKHLTWZHRV-ICFOKQHNSA-N (7z)-5,8-diethyl-7-hydroxyiminododecan-6-ol Chemical compound CCCCC(CC)C(O)C(=N/O)\C(CC)CCCC SLCANKHLTWZHRV-ICFOKQHNSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 239000008346 aqueous phase Substances 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- LQZZUXJYWNFBMV-UHFFFAOYSA-N dodecan-1-ol Chemical compound CCCCCCCCCCCCO LQZZUXJYWNFBMV-UHFFFAOYSA-N 0.000 description 2
- AEIXRCIKZIZYPM-UHFFFAOYSA-M hydroxy(oxo)iron Chemical compound [O][Fe]O AEIXRCIKZIZYPM-UHFFFAOYSA-M 0.000 description 2
- 229910021519 iron(III) oxide-hydroxide Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- ZMBHCYHQLYEYDV-UHFFFAOYSA-N trioctylphosphine oxide Chemical compound CCCCCCCCP(=O)(CCCCCCCC)CCCCCCCC ZMBHCYHQLYEYDV-UHFFFAOYSA-N 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- HXKXBCBZXXQPPD-UHFFFAOYSA-N 2-bromododecanoic acid Chemical compound CCCCCCCCCCC(Br)C(O)=O HXKXBCBZXXQPPD-UHFFFAOYSA-N 0.000 description 1
- YKGBNAGNNUEZQC-UHFFFAOYSA-N 6-methyl-n,n-bis(6-methylheptyl)heptan-1-amine Chemical compound CC(C)CCCCCN(CCCCCC(C)C)CCCCCC(C)C YKGBNAGNNUEZQC-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 1
- PBXVXNLBELWMLL-UHFFFAOYSA-N CCCCC(CCC)(CCCC)OP(O)=O Chemical compound CCCCC(CCC)(CCCC)OP(O)=O PBXVXNLBELWMLL-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910021577 Iron(II) chloride Inorganic materials 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 229920001429 chelating resin Polymers 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- TVACALAUIQMRDF-UHFFFAOYSA-N dodecyl dihydrogen phosphate Chemical compound CCCCCCCCCCCCOP(O)(O)=O TVACALAUIQMRDF-UHFFFAOYSA-N 0.000 description 1
- 238000006056 electrooxidation reaction Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000003014 ion exchange membrane Substances 0.000 description 1
- NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 239000012086 standard solution Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
- STCOOQWBFONSKY-UHFFFAOYSA-N tributyl phosphate Chemical compound CCCCOP(=O)(OCCCC)OCCCC STCOOQWBFONSKY-UHFFFAOYSA-N 0.000 description 1
- WVPGXJOLGGFBCR-UHFFFAOYSA-N trioctyl phosphate Chemical compound CCCCCCCCOP(=O)(OCCCCCCCC)OCCCCCCCC WVPGXJOLGGFBCR-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/36—Regeneration of waste pickling liquors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
- B01D11/0488—Flow sheets
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/01—Chlorine; Hydrogen chloride
- C01B7/07—Purification ; Separation
- C01B7/0706—Purification ; Separation of hydrogen chloride
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G33/00—Compounds of niobium
- C01G33/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G37/00—Compounds of chromium
- C01G37/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/02—Oxides; Hydroxides
- C01G49/06—Ferric oxide [Fe2O3]
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B34/00—Obtaining refractory metals
- C22B34/10—Obtaining titanium, zirconium or hafnium
- C22B34/12—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08
- C22B34/1236—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining titanium or titanium compounds from ores or scrap by wet processes, e.g. by leaching
- C22B34/1259—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining titanium or titanium compounds from ores or scrap by wet processes, e.g. by leaching treatment or purification of titanium containing solutions or liquors or slurries
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Extraction Or Liquid Replacement (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50055048A JPS51142498A (en) | 1975-05-06 | 1975-05-06 | The production of titanium oxide by sulfuric acid method without the f ormation of ferric sulfate and waste acids. |
| JP50089433A JPS585989B2 (ja) | 1975-07-21 | 1975-07-21 | ユウキヨウバイオシヨウシテ ｆｅ イオンオフクムサンノカイシユウホウホウ |
| JP14486175A JPS5268099A (en) | 1975-12-04 | 1975-12-04 | Recovery process for waste sulfuric acid |
| JP392976A JPS5287000A (en) | 1976-01-16 | 1976-01-16 | Process for preparing titanium oxide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO761531L true NO761531L (en, 2012) | 1976-11-09 |
Family
ID=27453973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO761531A NO761531L (en, 2012) | 1975-05-06 | 1976-05-04 |
Country Status (9)
| Country | Link |
|---|---|
| AU (1) | AU505093B2 (en, 2012) |
| CA (1) | CA1079488A (en, 2012) |
| DE (1) | DE2620065A1 (en, 2012) |
| ES (1) | ES447652A1 (en, 2012) |
| FI (1) | FI761256A7 (en, 2012) |
| FR (1) | FR2310314A1 (en, 2012) |
| GB (1) | GB1552918A (en, 2012) |
| IT (1) | IT1071494B (en, 2012) |
| NO (1) | NO761531L (en, 2012) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH610935A5 (en) * | 1976-09-03 | 1979-05-15 | Battelle Memorial Institute | Electrochemical reactor intended to be incorporated into a plant for the production of titanium dioxide from ilmenite by the sulphate process |
| US4230542A (en) * | 1978-10-13 | 1980-10-28 | Oronzio De Nora Impianti Elettrochimici S.P.A. | Electrolytic process for treating ilmenite leach solution |
| DE3524053A1 (de) * | 1985-07-05 | 1987-01-08 | Bayer Antwerpen Nv | Verfahren zur herstellung von hochwertigem titandioxid nach dem sulfatverfahren |
| RU2588960C2 (ru) | 2011-03-18 | 2016-07-10 | Орбит Элюминэ Инк. | Способы извлечения редкоземельных элементов из алюминийсодержащих материалов |
| EP2705169A4 (en) | 2011-05-04 | 2015-04-15 | Orbite Aluminae Inc | METHOD FOR RECOVERING RARE ELEMENTS FROM DIFFERENT OTHERS |
| CN103842296B (zh) | 2011-06-03 | 2016-08-24 | 奥贝特科技有限公司 | 用于制备赤铁矿的方法 |
| EP2755918A4 (en) | 2011-09-16 | 2015-07-01 | Orbite Aluminae Inc | PROCESS FOR PRODUCING TONERDE AND VARIOUS OTHER PRODUCTS |
| CA2857574C (en) | 2012-01-10 | 2015-03-24 | Orbite Aluminae Inc. | Processes for treating red mud |
| US9181603B2 (en) | 2012-03-29 | 2015-11-10 | Orbite Technologies Inc. | Processes for treating fly ashes |
| MY190290A (en) | 2012-07-12 | 2022-04-12 | Orbite Tech Inc | Processes for preparing titanium oxide and various other products |
| CA2885255C (en) | 2012-09-26 | 2015-12-22 | Orbite Aluminae Inc. | Processes for preparing alumina and magnesium chloride by hc1 leaching of various materials |
| US9534274B2 (en) | 2012-11-14 | 2017-01-03 | Orbite Technologies Inc. | Methods for purifying aluminium ions |
| CN107364899B (zh) * | 2017-07-21 | 2019-04-05 | 湖南众鑫新材料科技股份有限公司 | 一种利用冶炼炉渣生产矾铁的方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3067010A (en) * | 1960-10-19 | 1962-12-04 | Dow Chemical Co | Process for preparation of titanium dioxide |
| FR1322201A (fr) * | 1962-02-02 | 1963-03-29 | Dow Chemical Co | Procédé de préparation de bioxyde de titane de grande pureté et produit ainsi obtenu |
-
1976
- 1976-04-30 CA CA251,611A patent/CA1079488A/en not_active Expired
- 1976-05-04 NO NO761531A patent/NO761531L/no unknown
- 1976-05-04 IT IT22942/76A patent/IT1071494B/it active
- 1976-05-05 FR FR7613438A patent/FR2310314A1/fr active Granted
- 1976-05-05 FI FI761256A patent/FI761256A7/fi not_active Application Discontinuation
- 1976-05-05 AU AU13637/76A patent/AU505093B2/en not_active Expired
- 1976-05-06 DE DE19762620065 patent/DE2620065A1/de not_active Ceased
- 1976-05-06 ES ES447652A patent/ES447652A1/es not_active Expired
- 1976-05-06 GB GB18701/76A patent/GB1552918A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU1363776A (en) | 1977-11-10 |
| DE2620065A1 (de) | 1976-11-25 |
| AU505093B2 (en) | 1979-11-08 |
| FI761256A7 (en, 2012) | 1976-11-07 |
| FR2310314B1 (en, 2012) | 1981-04-17 |
| ES447652A1 (es) | 1977-10-01 |
| IT1071494B (it) | 1985-04-10 |
| CA1079488A (en) | 1980-06-17 |
| GB1552918A (en) | 1979-09-19 |
| FR2310314A1 (fr) | 1976-12-03 |
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