KR102592125B1 - 인산 비료 원료의 제조 방법 - Google Patents

인산 비료 원료의 제조 방법 Download PDF

Info

Publication number
KR102592125B1
KR102592125B1 KR1020217029747A KR20217029747A KR102592125B1 KR 102592125 B1 KR102592125 B1 KR 102592125B1 KR 1020217029747 A KR1020217029747 A KR 1020217029747A KR 20217029747 A KR20217029747 A KR 20217029747A KR 102592125 B1 KR102592125 B1 KR 102592125B1
Authority
KR
South Korea
Prior art keywords
mass
dephosphorization
concentration
slag
phosphoric acid
Prior art date
Application number
KR1020217029747A
Other languages
English (en)
Korean (ko)
Other versions
KR20210128458A (ko
Inventor
도시야 하라다
모토히로 사카모토
Original Assignee
닛폰세이테츠 가부시키가이샤
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 닛폰세이테츠 가부시키가이샤 filed Critical 닛폰세이테츠 가부시키가이샤
Publication of KR20210128458A publication Critical patent/KR20210128458A/ko
Application granted granted Critical
Publication of KR102592125B1 publication Critical patent/KR102592125B1/ko

Links

Images

Classifications

    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05B—PHOSPHATIC FERTILISERS
    • C05B5/00—Thomas phosphate; Other slag phosphates
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/02—Dephosphorising or desulfurising

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Fertilizers (AREA)
KR1020217029747A 2019-03-15 2020-03-16 인산 비료 원료의 제조 방법 KR102592125B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019048152 2019-03-15
JPJP-P-2019-048152 2019-03-15
PCT/JP2020/011562 WO2020189647A1 (ja) 2019-03-15 2020-03-16 リン酸肥料原料の製造方法

Publications (2)

Publication Number Publication Date
KR20210128458A KR20210128458A (ko) 2021-10-26
KR102592125B1 true KR102592125B1 (ko) 2023-10-23

Family

ID=72520163

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020217029747A KR102592125B1 (ko) 2019-03-15 2020-03-16 인산 비료 원료의 제조 방법

Country Status (5)

Country Link
JP (1) JP6940028B2 (ja)
KR (1) KR102592125B1 (ja)
CN (1) CN113574187A (ja)
TW (1) TW202100494A (ja)
WO (1) WO2020189647A1 (ja)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5829788U (ja) 1981-08-24 1983-02-26 昭和アルミニウム株式会社 耐火性断熱雨戸
CN1509261A (zh) * 2001-05-17 2004-06-30 杰富意钢铁株式会社 磷肥用原料及其制造方法
JP4421314B2 (ja) * 2004-01-26 2010-02-24 株式会社神戸製鋼所 溶銑の精錬でのスラグ量の決定方法
JP4735169B2 (ja) * 2005-09-30 2011-07-27 Ｊｆｅスチール株式会社 溶銑の脱燐処理方法
JP5332651B2 (ja) * 2008-12-26 2013-11-06 Ｊｆｅスチール株式会社 製鋼スラグからの鉄及び燐の回収方法
CN102776311A (zh) * 2012-06-28 2012-11-14 辽宁天和科技股份有限公司 一种高磷铁水脱磷工艺
CN103773919B (zh) * 2014-02-18 2015-04-29 钢铁研究总院 一种转炉冶炼中、高磷铁水的方法
JP6387776B2 (ja) * 2014-10-06 2018-09-12 新日鐵住金株式会社 脱リンスラグからのリン酸肥料原料の製造方法
JP6631265B2 (ja) 2016-01-15 2020-01-15 日本製鉄株式会社 脱リンスラグの製造方法
JP6597332B2 (ja) * 2016-01-18 2019-10-30 日本製鉄株式会社 リン酸肥料の製造方法及びリン酸肥料の製造装置

Also Published As

Publication number Publication date
TW202100494A (zh) 2021-01-01
JP6940028B2 (ja) 2021-09-22
WO2020189647A1 (ja) 2020-09-24
KR20210128458A (ko) 2021-10-26
JPWO2020189647A1 (ja) 2021-09-13
CN113574187A (zh) 2021-10-29

Similar Documents

Publication Publication Date Title
JP6597332B2 (ja) リン酸肥料の製造方法及びリン酸肥料の製造装置
JP5031977B2 (ja) 溶銑の脱燐処理方法
TWI609839B (zh) 熔鐵的脫磷劑、精煉劑及脫磷方法
WO2015011910A1 (ja) 溶銑の脱燐処理方法
JP5181520B2 (ja) 溶銑の脱燐処理方法
KR101430377B1 (ko) 용선의 탈규 탈인 동일 처리 방법
KR102592125B1 (ko) 인산 비료 원료의 제조 방법
JP5904238B2 (ja) 転炉における溶銑の脱燐処理方法
JP5268019B2 (ja) 溶銑の脱りん方法
JP3709069B2 (ja) 溶銑予備処理方法
JP6361885B2 (ja) 溶銑の精錬方法
JP2015092018A (ja) 転炉での溶銑の精錬方法
JP2015078419A (ja) 発生スラグの利用方法
JP3888264B2 (ja) 低燐溶銑の製造方法
JP5131872B2 (ja) 溶銑の脱燐処理方法
JP6992604B2 (ja) リン酸スラグ肥料の製造方法
JP5131870B2 (ja) 溶銑の脱燐処理方法
JP2016079434A (ja) 転炉操業方法
JP3832386B2 (ja) 低燐溶銑の製造方法
JP5435106B2 (ja) 溶銑の脱燐処理方法
JP3665600B2 (ja) 溶銑脱燐方法
JP5803837B2 (ja) 溶銑の脱珪脱りん処理方法
JP2004307943A (ja) 脱珪滓および脱炭滓を利用した溶銑の脱燐処理方法
JP4026447B2 (ja) 低燐溶銑の製造方法
JP2022143183A (ja) 溶銑の脱りん方法

Legal Events

Date Code Title Description
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant