CA1154597A - Methode de separation de l'uranium en presence dans les minerais - Google Patents

Methode de separation de l'uranium en presence dans les minerais

Info

Publication number: CA1154597A
Authority: CA; Canada
Prior art keywords: slurry; uranium; section; tube reactor; heating
Prior art date: 1979-09-04
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

CA000353604A

Other languages

English (en)

Inventor

Hubert Bings

Fritz Kampf

Roland Thome

Gerhard Wargalla

Gunter Winkhaus

Hartmut Pietsch

Wolfgang Turke

Peter Fischer

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.)

Vereinigte Aluminium Werke AG

Original Assignee

Vereinigte Aluminium Werke 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.)

1979-09-04

Filing date

1980-06-09

Publication date

1983-10-04

1979-09-04 Priority claimed from US06/072,176 external-priority patent/US4361541A/en

1980-06-09 Application filed by Vereinigte Aluminium Werke AG filed Critical Vereinigte Aluminium Werke AG

1983-10-04 Application granted granted Critical

1983-10-04 Publication of CA1154597A publication Critical patent/CA1154597A/fr

Status Expired legal-status Critical Current

Links

JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 title claims abstract description 40
229910052770 Uranium Inorganic materials 0.000 title claims abstract description 39
238000000605 extraction Methods 0.000 title abstract description 21
239000002002 slurry Substances 0.000 claims abstract description 46
238000000034 method Methods 0.000 claims abstract description 36
238000002386 leaching Methods 0.000 claims abstract description 31
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 30
239000001301 oxygen Substances 0.000 claims abstract description 30
229910052760 oxygen Inorganic materials 0.000 claims abstract description 30
238000010438 heat treatment Methods 0.000 claims abstract description 20
239000012535 impurity Substances 0.000 claims abstract description 18
WZECUPJJEIXUKY-UHFFFAOYSA-N [O-2].[O-2].[O-2].[U+6] Chemical compound [O-2].[O-2].[O-2].[U+6] WZECUPJJEIXUKY-UHFFFAOYSA-N 0.000 claims abstract description 8
238000005086 pumping Methods 0.000 claims abstract description 7
229910000439 uranium oxide Inorganic materials 0.000 claims abstract description 6
238000006243 chemical reaction Methods 0.000 claims description 43
235000011149 sulphuric acid Nutrition 0.000 claims description 16
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 15
238000007254 oxidation reaction Methods 0.000 claims description 15
230000003647 oxidation Effects 0.000 claims description 14
239000001117 sulphuric acid Substances 0.000 claims description 13
239000000725 suspension Substances 0.000 claims description 12
NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 claims description 10
229910052683 pyrite Inorganic materials 0.000 claims description 10
239000011028 pyrite Substances 0.000 claims description 10
239000002253 acid Substances 0.000 claims description 9
239000007787 solid Substances 0.000 claims description 7
239000000243 solution Substances 0.000 description 17
CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 11
230000014759 maintenance of location Effects 0.000 description 10
238000012545 processing Methods 0.000 description 8
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 7
VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 6
238000012360 testing method Methods 0.000 description 6
JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 5
239000000463 material Substances 0.000 description 3
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
238000010586 diagram Methods 0.000 description 2
238000004090 dissolution Methods 0.000 description 2
229910052742 iron Inorganic materials 0.000 description 2
238000000926 separation method Methods 0.000 description 2
235000012239 silicon dioxide Nutrition 0.000 description 2
QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
206010037660 Pyrexia Diseases 0.000 description 1
UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical class [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 1
230000002378 acidificating effect Effects 0.000 description 1
150000007513 acids Chemical class 0.000 description 1
239000012670 alkaline solution Substances 0.000 description 1
238000004458 analytical method Methods 0.000 description 1
239000007864 aqueous solution Substances 0.000 description 1
229910052681 coesite Inorganic materials 0.000 description 1
230000000052 comparative effect Effects 0.000 description 1
239000000470 constituent Substances 0.000 description 1
238000010924 continuous production Methods 0.000 description 1
238000001816 cooling Methods 0.000 description 1
238000005260 corrosion Methods 0.000 description 1
230000007797 corrosion Effects 0.000 description 1
229910052906 cristobalite Inorganic materials 0.000 description 1
MAHNFPMIPQKPPI-UHFFFAOYSA-N disulfur Chemical compound S=S MAHNFPMIPQKPPI-UHFFFAOYSA-N 0.000 description 1
229960004887 ferric hydroxide Drugs 0.000 description 1
238000001914 filtration Methods 0.000 description 1
PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
239000010931 gold Substances 0.000 description 1
229910052737 gold Inorganic materials 0.000 description 1
238000011065 in-situ storage Methods 0.000 description 1
229910052500 inorganic mineral Inorganic materials 0.000 description 1
150000002500 ions Chemical class 0.000 description 1
IEECXTSVVFWGSE-UHFFFAOYSA-M iron(3+);oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Fe+3] IEECXTSVVFWGSE-UHFFFAOYSA-M 0.000 description 1
238000012423 maintenance Methods 0.000 description 1
238000005259 measurement Methods 0.000 description 1
239000011707 mineral Substances 0.000 description 1
238000002156 mixing Methods 0.000 description 1
239000000203 mixture Substances 0.000 description 1
230000035484 reaction time Effects 0.000 description 1
238000005029 sieve analysis Methods 0.000 description 1
150000004760 silicates Chemical class 0.000 description 1
239000000377 silicon dioxide Substances 0.000 description 1
239000010454 slate Substances 0.000 description 1
229910052682 stishovite Inorganic materials 0.000 description 1
239000000126 substance Substances 0.000 description 1
HFDCVHDLKUZMDI-UHFFFAOYSA-N sulfuric acid titanium Chemical compound [Ti].OS(O)(=O)=O HFDCVHDLKUZMDI-UHFFFAOYSA-N 0.000 description 1
229910052905 tridymite Inorganic materials 0.000 description 1
238000005406 washing Methods 0.000 description 1

Landscapes

Manufacture And Refinement Of Metals (AREA)
Inorganic Compounds Of Heavy Metals (AREA)

CA000353604A 1979-09-04 1980-06-09 Methode de separation de l'uranium en presence dans les minerais Expired CA1154597A (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US06/072,176 US4361541A (en)	1978-09-20	1979-09-04	Method for extraction of uranium from ores
US072,176		1987-07-10

Publications (1)

Publication Number	Publication Date
CA1154597A true CA1154597A (fr)	1983-10-04

Family

ID=22106053

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000353604A Expired CA1154597A (fr)	1979-09-04	1980-06-09	Methode de separation de l'uranium en presence dans les minerais

Country Status (1)

Country	Link
CA (1)	CA1154597A (fr)

1980
- 1980-06-09 CA CA000353604A patent/CA1154597A/fr not_active Expired

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Legal Events

Date	Code	Title	Description
2000-10-04	MKEX	Expiry