公开(公告)号：US3922164A

公开(公告)日：1975-11-25

申请号：US43623874

申请日：1974-01-24

Applicant: COMMW SCIENT IND RES ORG

Inventor： REID ALLEN FORREST ,  SINHA HARI NARAYAN

IPC: C22B34/12 ,  C22B3/00

CPC classification number: C22B34/1213

Abstract: An ilmenite up-grading process characterised by the step of leaching the ilmenite with a hydrochloric acid solution containing at least 10% by weight of HCl and at least 5% by weight of one or more soluble chlorides. Particularly suitable soluble chlorides include ferrous chloride, manganese chloride, magnesium chloride, nickel chloride, calcium chloride and ammonium chloride.

Abstract translation: 一种钛铁矿升级方法，其特征在于用含有至少10重量％的HCl和至少5重量％的一种或多种可溶性氯化物的盐酸溶液浸提钛铁矿的步骤。 特别合适的可溶性氯化物包括氯化亚铁，氯化锰，氯化镁，氯化镍，氯化钙和氯化铵。