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.)
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 filedfiledCritical
Application grantedgrantedCritical
Publication of FR747657ApublicationCriticalpatent/FR747657A/fr
C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
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)
Engineering & Computer Science
(AREA)
Geology
(AREA)
Environmental & Geological Engineering
(AREA)
General Life Sciences & Earth Sciences
(AREA)
Geochemistry & Mineralogy
(AREA)
Life Sciences & Earth Sciences
(AREA)
Inorganic Chemistry
(AREA)
Manufacturing & Machinery
(AREA)
Materials Engineering
(AREA)
Mechanical Engineering
(AREA)
Metallurgy
(AREA)
Organic Chemistry
(AREA)
FR747657D1931-12-171932-12-16Procédé pour extraire le plomb et d'autres métaux de minerais sulfurés
ExpiredFR747657A
(fr)