dc.description.abstract | This 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.title | Some methods of obtaining niobium and tantalum and their usage | en |
ags.publisherPlace | Addis Ababa : | en |
ags.publisherName | UN. ECA, | en |
dc.coverage.spatial | AFR | |
dc.date.accessioned | 2012-05-25T07:29:43Z | |
dc.date.available | 2012-05-25T07:29:43Z | |
dc.date.issued | 1968-02 | |
dc.identifier.uri | https://hdl.handle.net/10855/12255 | |
dc.format.extent | 22 p. : | |
dc.language | eng | |
dc.type | Conference document | |
uneca.subject.fulltaxonomy | UNBIS::NATURAL RESOURCES AND THE ENVIRONMENT::MINERAL RESOURCES::MINERAL RESOURCES DEVELOPMENT | |
uneca.subject.fulltaxonomy | UNBIS::INDUSTRY::MANUFACTURING AND MINING INDUSTRIES AND PRODUCTS::MINERAL INDUSTRY | |
uneca.subject.fulltaxonomy | UNBIS::INDUSTRY::MANAGEMENT::INDUSTRIAL MANAGEMENT | |
uneca.subject.fulltaxonomy | UNBIS::NATURAL RESOURCES AND THE ENVIRONMENT::RESOURCES (GENERAL)::NATURAL RESOURCES | |
uneca.subject.fulltaxonomy | UNBIS::NATURAL RESOURCES AND THE ENVIRONMENT::MINERAL RESOURCES | |
uneca.subject.fulltaxonomy | UNBIS::RESSOURCES NATURELLES ET ENVIRONNEMENT::RESSOURCES MINERALES::MISE EN VALEUR DES RESSOURCES MINERALES | |
uneca.subject.fulltaxonomy | UNBIS::RECURSOS NATURALES Y MEDIO AMBIENTE::RECURSOS MINERALES::DESARROLLO DE LOS RECURSOS MINERALES | |
uneca.subject.fulltaxonomy | UNBIS::INDUSTRIE::FABRICATION INDUSTRIELLE ET INDUSTRIE MINIERE::INDUSTRIE MINERALE | |
uneca.subject.fulltaxonomy | UNBIS::INDUSTRIA::INDUSTRIAS MANUFACTURERA Y MINERA::INDUSTRIA MINERAL | |
uneca.subject.fulltaxonomy | UNBIS::INDUSTRIE::GESTION::GESTION INDUSTRIELLE | |
uneca.subject.fulltaxonomy | UNBIS::INDUSTRIA::GESTION::GESTION INDUSTRIAL | |
uneca.subject.fulltaxonomy | UNBIS::RESSOURCES NATURELLES ET ENVIRONNEMENT::RESSOURCES NATURELLES::RESSOURCES NATURELLES | |
uneca.subject.fulltaxonomy | UNBIS::RECURSOS NATURALES Y MEDIO AMBIENTE::RECURSOS NATURALES::RECURSOS NATURALES | |
uneca.subject.fulltaxonomy | UNBIS::RESSOURCES NATURELLES ET ENVIRONNEMENT::RESSOURCES MINERALES | |
uneca.subject.fulltaxonomy | UNBIS::RECURSOS NATURALES Y MEDIO AMBIENTE::RECURSOS MINERALES | |
uneca.workflow.processed | true | |
ags.creatorCorporate | United Nations. Economic and Social Council | |
ags.creatorCorporate | United Nations. Economic Commission for Africa | |
ags.creatorConference | UN. ECA Seminar on New Metals and Minerals (1968, Feb. 5 - 10 : Addis Ababa, Ethiopia). | |
ags.subjectThesaurus | MINERAL RESOURCES DEVELOPMENT | |
ags.subjectThesaurus | MINERAL INDUSTRY | |
ags.subjectThesaurus | INDUSTRIAL MANAGEMENT | |
ags.subjectThesaurus | NATURAL RESOURCES | |
ags.subjectThesaurus | MINERAL RESOURCES | |
ags.subjectThesaurus | MISE EN VALEUR DES RESSOURCES MINERALES | |
ags.subjectThesaurus | DESARROLLO DE LOS RECURSOS MINERALES | |
ags.subjectThesaurus | INDUSTRIE MINERALE | |
ags.subjectThesaurus | INDUSTRIA MINERAL | |
ags.subjectThesaurus | GESTION INDUSTRIELLE | |
ags.subjectThesaurus | GESTION INDUSTRIAL | |
ags.subjectThesaurus | RESSOURCES NATURELLES | |
ags.subjectThesaurus | RECURSOS NATURALES | |
ags.subjectThesaurus | RESSOURCES MINERALES | |
ags.subjectThesaurus | RECURSOS MINERALES | |
ags.subjectClassification | 03.04.00 Mineral resources | |
ags.availabilityNumber | 53299 | |
ags.availabilityNumber | 1968 | |
ags.availabilityLocation | ECA-HQ | |
ags.rights.termsofuse | public | |
ags.RN | E/CN.14/MIN/10 | |
ags.JN | 53299 | |
uneca.language.supported | en | |