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dc.description.abstractThis paper talks about Rapid increase of production of rare metals including niobium and tantalum used in most important field of modern engineering is essential for technical progress. Constant and ever-growing interest to these metals is aroused byfavourable combination of their properties making them in some cases indispensable.en
dc.titleSome methods of obtaining niobium and tantalum and their usageen
ags.publisherPlaceAddis Ababa :en
ags.publisherNameUN. ECA,en
dc.coverage.spatialAFR
dc.date.accessioned2012-05-25T07:29:43Z
dc.date.available2012-05-25T07:29:43Z
dc.date.issued1968-02
dc.identifier.urihttps://hdl.handle.net/10855/12255
dc.format.extent22 p. :
dc.languageeng
dc.typeConference document
uneca.subject.fulltaxonomyUNBIS::NATURAL RESOURCES AND THE ENVIRONMENT::MINERAL RESOURCES::MINERAL RESOURCES DEVELOPMENT
uneca.subject.fulltaxonomyUNBIS::INDUSTRY::MANUFACTURING AND MINING INDUSTRIES AND PRODUCTS::MINERAL INDUSTRY
uneca.subject.fulltaxonomyUNBIS::INDUSTRY::MANAGEMENT::INDUSTRIAL MANAGEMENT
uneca.subject.fulltaxonomyUNBIS::NATURAL RESOURCES AND THE ENVIRONMENT::RESOURCES (GENERAL)::NATURAL RESOURCES
uneca.subject.fulltaxonomyUNBIS::NATURAL RESOURCES AND THE ENVIRONMENT::MINERAL RESOURCES
uneca.subject.fulltaxonomyUNBIS::RESSOURCES NATURELLES ET ENVIRONNEMENT::RESSOURCES MINERALES::MISE EN VALEUR DES RESSOURCES MINERALES
uneca.subject.fulltaxonomyUNBIS::RECURSOS NATURALES Y MEDIO AMBIENTE::RECURSOS MINERALES::DESARROLLO DE LOS RECURSOS MINERALES
uneca.subject.fulltaxonomyUNBIS::INDUSTRIE::FABRICATION INDUSTRIELLE ET INDUSTRIE MINIERE::INDUSTRIE MINERALE
uneca.subject.fulltaxonomyUNBIS::INDUSTRIA::INDUSTRIAS MANUFACTURERA Y MINERA::INDUSTRIA MINERAL
uneca.subject.fulltaxonomyUNBIS::INDUSTRIE::GESTION::GESTION INDUSTRIELLE
uneca.subject.fulltaxonomyUNBIS::INDUSTRIA::GESTION::GESTION INDUSTRIAL
uneca.subject.fulltaxonomyUNBIS::RESSOURCES NATURELLES ET ENVIRONNEMENT::RESSOURCES NATURELLES::RESSOURCES NATURELLES
uneca.subject.fulltaxonomyUNBIS::RECURSOS NATURALES Y MEDIO AMBIENTE::RECURSOS NATURALES::RECURSOS NATURALES
uneca.subject.fulltaxonomyUNBIS::RESSOURCES NATURELLES ET ENVIRONNEMENT::RESSOURCES MINERALES
uneca.subject.fulltaxonomyUNBIS::RECURSOS NATURALES Y MEDIO AMBIENTE::RECURSOS MINERALES
uneca.workflow.processedtrue
ags.creatorCorporateUnited Nations. Economic and Social Council
ags.creatorCorporateUnited Nations. Economic Commission for Africa
ags.creatorConferenceUN. ECA Seminar on New Metals and Minerals (1968, Feb. 5 - 10 : Addis Ababa, Ethiopia).
ags.subjectThesaurusMINERAL RESOURCES DEVELOPMENT
ags.subjectThesaurusMINERAL INDUSTRY
ags.subjectThesaurusINDUSTRIAL MANAGEMENT
ags.subjectThesaurusNATURAL RESOURCES
ags.subjectThesaurusMINERAL RESOURCES
ags.subjectThesaurusMISE EN VALEUR DES RESSOURCES MINERALES
ags.subjectThesaurusDESARROLLO DE LOS RECURSOS MINERALES
ags.subjectThesaurusINDUSTRIE MINERALE
ags.subjectThesaurusINDUSTRIA MINERAL
ags.subjectThesaurusGESTION INDUSTRIELLE
ags.subjectThesaurusGESTION INDUSTRIAL
ags.subjectThesaurusRESSOURCES NATURELLES
ags.subjectThesaurusRECURSOS NATURALES
ags.subjectThesaurusRESSOURCES MINERALES
ags.subjectThesaurusRECURSOS MINERALES
ags.subjectClassification03.04.00 Mineral resources
ags.availabilityNumber53299
ags.availabilityNumber1968
ags.availabilityLocationECA-HQ
ags.rights.termsofusepublic
ags.RNE/CN.14/MIN/10
ags.JN53299
uneca.language.supporteden


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