CA1052581A - Procede pour le traitement du titanate de calcium - Google Patents

Procede pour le traitement du titanate de calcium

Info

Publication number
CA1052581A
CA1052581A CA221,279A CA221279A CA1052581A CA 1052581 A CA1052581 A CA 1052581A CA 221279 A CA221279 A CA 221279A CA 1052581 A CA1052581 A CA 1052581A
Authority
CA
Canada
Prior art keywords
hydrogen sulphide
calcium titanate
calcium
titanium dioxide
treatment
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA221,279A
Other languages
English (en)
Inventor
Denis B. Kelly
Richard W. Oughton
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DuPont Canada Inc
Original Assignee
DuPont Canada Inc
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 DuPont Canada Inc filed Critical DuPont Canada Inc
Priority to CA221,279A priority Critical patent/CA1052581A/fr
Application granted granted Critical
Publication of CA1052581A publication Critical patent/CA1052581A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C22B34/124—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 using acidic solutions or liquors
    • C22B34/125—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 using acidic solutions or liquors containing a sulfur ion as active agent
    • 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
    • C22B34/1218—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 dry processes

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
CA221,279A 1975-03-04 1975-03-04 Procede pour le traitement du titanate de calcium Expired CA1052581A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA221,279A CA1052581A (fr) 1975-03-04 1975-03-04 Procede pour le traitement du titanate de calcium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA221,279A CA1052581A (fr) 1975-03-04 1975-03-04 Procede pour le traitement du titanate de calcium

Publications (1)

Publication Number Publication Date
CA1052581A true CA1052581A (fr) 1979-04-17

Family

ID=4102422

Family Applications (1)

Application Number Title Priority Date Filing Date
CA221,279A Expired CA1052581A (fr) 1975-03-04 1975-03-04 Procede pour le traitement du titanate de calcium

Country Status (1)

Country Link
CA (1) CA1052581A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016007021A1 (fr) 2014-07-08 2016-01-14 Avertana Limited Extraction de produits présents dans des minéraux contenant du titane
WO2020122740A1 (fr) 2018-12-14 2020-06-18 Avertana Limited Procédés d'extraction de produits à partir de matériaux contenant du titane

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016007021A1 (fr) 2014-07-08 2016-01-14 Avertana Limited Extraction de produits présents dans des minéraux contenant du titane
WO2016007020A1 (fr) 2014-07-08 2016-01-14 Avertana Limited Extraction de produits à partir de minéraux contenant du titane
WO2020122740A1 (fr) 2018-12-14 2020-06-18 Avertana Limited Procédés d'extraction de produits à partir de matériaux contenant du titane

Similar Documents

Publication Publication Date Title
US4298379A (en) Production of high purity and high surface area magnesium oxide
US4163043A (en) Process for removing H2 S and CO2 from gases and regenerating the adsorbing solution
FI61522B (fi) Foerfarande foer utvinning av icke-jaernmetaller ur sulfidmaterial
CA1237900A (fr) Methode de lessivage et de recuperation du vanadium a partir de produits secondaires
US3860419A (en) Process for the recovery of molybdenum from roasted molybdenum concentrates
US4269811A (en) Production of lead monoxide from lead sulfate with acetic acid
CA1085589A (fr) Recuperation du chlore present dans le chlorure de fer, sous-produit de la chloration de l'ilmenite et de produits analogues
US3969484A (en) Process for recovering tungsten from alkaline leaching solution of tungsten ores
US3988418A (en) Hydrometallurgical production of technical grade molybdic oxide from molybdenite concentrates
US2020313A (en) Zinc sulphide
US4666688A (en) Method for recovery and conversion of strontium sulfate to strontium carbonate from low and medium grade celestite ores
CA1052581A (fr) Procede pour le traitement du titanate de calcium
US3653829A (en) Recovery of sulfur values from brine
US3900552A (en) Preparation of highly pure titanium tetrachloride from perovskite or titanite
US4355008A (en) Chlorination process
JPS6318026A (ja) ケイ素、チタン、ジルコニウム又はウランの製法
GB1524552A (en) Process and apparatus for the purification of wetprocessed phosphoric acid
US3809742A (en) Process for recovering barium from barium sulfide leaching residues
US4039649A (en) Process for removing sulfur from waste waters containing sulfuric acid
US5324500A (en) Method for processing residues of barium sulfide or strontium sulfide leaching
US3883635A (en) Hydro-metallurgical preparation of the oxides of antimony and antimonic acid
US3954453A (en) Recovery of copper from ammoniacal copper sulfate solution
US3607069A (en) Process for recovering sulfur and metal values from sulfur-bearing minerals
CA1178026A (fr) Traitement des residus de la chloration
CA1044469A (fr) Production de bauxite et de chlorure d'aluminium a faible teneur en fer