Title:
IRON ORE PELLET PRODUCTION METHOD
Document Type and Number:
WIPO Patent Application WO/2024/047950
Kind Code:
A1
Abstract:
Provided is an iron ore pellet production method with which both suppression of bursting and strength of an iron ore pellet are achieved. This iron ore pellet production method involves a crystalline water removal treatment step for eliminating crystalline water from iron ore having an iron content ratio of 63% by mass or less to obtain dewatered ore, wherein iron ore in a state of being heated to 100°C-800°C is kept for 5-200 minutes in the crystalline water removal treatment step.
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| WO/2023/048162 | POLYMER FLOCCULANT FOR ORE |
Inventors:
NAKAMURA NAOTO (JP)
HIGUCHI TAKAHIDE (JP)
IWAMI YUJI (JP)
TAKEHARA KENTA (JP)
FUJIWARA SHOHEI (JP)
HORITA KENYA (JP)
HIGUCHI TAKAHIDE (JP)
IWAMI YUJI (JP)
TAKEHARA KENTA (JP)
FUJIWARA SHOHEI (JP)
HORITA KENYA (JP)
Application Number:
PCT/JP2023/017633
Publication Date:
March 07, 2024
Filing Date:
May 10, 2023
Export Citation:
Assignee:
JFE STEEL CORP (JP)
International Classes:
C22B1/14; C22B1/16
Foreign References:
| JPH0499132A | 1992-03-31 | |||
| JP2010163656A | 2010-07-29 | |||
| JP2017031444A | 2017-02-09 |
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
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