{"title":"The Extraction of Niobium and Tantalum from Columbite by the Nitrofluor Process","authors":"A. Kigoshi, Kokichi Okada, Mitsuo Ohmi","doi":"10.2473/SHIGENTOSOZAI1953.88.1015_567","DOIUrl":null,"url":null,"abstract":"","PeriodicalId":21586,"journal":{"name":"Science reports of the Research Institutes, Tohoku University. Ser. A, Physics, chemistry and metallurgy","volume":"12 1","pages":"97-105"},"PeriodicalIF":0.0000,"publicationDate":"1972-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"1","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Science reports of the Research Institutes, Tohoku University. Ser. A, Physics, chemistry and metallurgy","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.2473/SHIGENTOSOZAI1953.88.1015_567","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}