EP4420787A4 - Coal grinding method and grinding facility - Google Patents

Coal grinding method and grinding facility

Info

Publication number
EP4420787A4
EP4420787A4 EP22904021.7A EP22904021A EP4420787A4 EP 4420787 A4 EP4420787 A4 EP 4420787A4 EP 22904021 A EP22904021 A EP 22904021A EP 4420787 A4 EP4420787 A4 EP 4420787A4
Authority
EP
European Patent Office
Prior art keywords
grinding
coal
plant
grinding process
grinding plant
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
EP22904021.7A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP4420787A1 (en
Inventor
Takuyo MIZUNO
Naoshi Yamahira
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JFE Steel Corp
Original Assignee
JFE Steel Corp
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 JFE Steel Corp filed Critical JFE Steel Corp
Priority claimed from PCT/JP2022/043180 external-priority patent/WO2023106090A1/ja
Publication of EP4420787A1 publication Critical patent/EP4420787A1/en
Publication of EP4420787A4 publication Critical patent/EP4420787A4/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B57/00—Other carbonising or coking processes; Features of destructive distillation processes in general
    • C10B57/04—Other carbonising or coking processes; Features of destructive distillation processes in general using charges of special composition
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C25/00—Control arrangements specially adapted for crushing or disintegrating
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B41/00—Safety devices, e.g. signalling or controlling devices for use in the discharge of coke
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
    • C10L5/00—Solid fuels
    • C10L5/02—Solid fuels such as briquettes consisting mainly of carbonaceous materials of mineral or non-mineral origin
    • C10L5/04—Raw material of mineral origin to be used; Pretreatment thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C19/00—Other disintegrating devices or methods
    • B02C19/0056—Other disintegrating devices or methods specially adapted for specific materials not otherwise provided for

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • Food Science & Technology (AREA)
  • Disintegrating Or Milling (AREA)
  • Crushing And Pulverization Processes (AREA)
EP22904021.7A 2021-12-09 2022-11-22 Coal grinding method and grinding facility Pending EP4420787A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021200407 2021-12-09
PCT/JP2022/043180 WO2023106090A1 (ja) 2021-12-09 2022-11-22 石炭の粉砕方法および粉砕設備

Publications (2)

Publication Number Publication Date
EP4420787A1 EP4420787A1 (en) 2024-08-28
EP4420787A4 true EP4420787A4 (en) 2025-01-22

Family

ID=85872888

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22904021.7A Pending EP4420787A4 (en) 2021-12-09 2022-11-22 Coal grinding method and grinding facility

Country Status (2)

Country Link
EP (1) EP4420787A4 (https=)
JP (1) JP7255766B1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7831520B2 (ja) * 2024-07-11 2026-03-17 Ｊｆｅスチール株式会社 原料の粉砕方法、コークスの製造方法及び原料の粉砕装置
CN120754943B (zh) * 2025-09-05 2025-11-14 浙江洛克新材料股份有限公司 一种聚碳酸酯制备用原料高效破碎共混装置
CN120861255B (zh) * 2025-09-25 2026-01-06 南昌矿机集团股份有限公司 一种多级破碎站的监控方法及系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5506782A (en) * 1993-01-20 1996-04-09 Mitsubishi Chemical Corporation Operation management system for coke oven
JP2018187551A (ja) * 2017-04-28 2018-11-29 株式会社アーステクニカ 衝撃式破砕機
CN108940462A (zh) * 2017-05-26 2018-12-07 宝山钢铁股份有限公司 一种炼焦配合煤粉碎细度的在线控制方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53121004A (en) * 1977-03-18 1978-10-23 Nippon Steel Corp Production of charging coal for manufacture of metallurgical coke
JPH0723473B2 (ja) * 1985-01-16 1995-03-15 三菱化学株式会社 コ−クスの製造方法
JPH06212169A (ja) * 1993-01-20 1994-08-02 Mitsubishi Kasei Corp コークス炉の操業管理における原料炭粒度管理システム
JPH06212167A (ja) * 1993-01-20 1994-08-02 Mitsubishi Kasei Corp コークス炉の操業管理における原料炭配合精度管理システム
JP3810592B2 (ja) * 1999-07-28 2006-08-16 関西熱化学株式会社 冶金用コークスの製造法
JP4299693B2 (ja) * 2004-02-20 2009-07-22 新日本製鐵株式会社 コークス収縮率の測定方法及びそれを用いたコークス粒径の推定方法
JP2007245035A (ja) * 2006-03-16 2007-09-27 Earth Technica:Kk 粉砕設備および粉砕設備の清掃方法
JP5152378B2 (ja) * 2010-09-01 2013-02-27 Ｊｆｅスチール株式会社 冶金用コークスの製造方法
JP6874502B2 (ja) * 2016-09-14 2021-05-19 日本製鉄株式会社 コークス強度の推定方法
JP6747213B2 (ja) * 2016-09-26 2020-08-26 日本製鉄株式会社 石炭粉砕方法
JP7028213B2 (ja) * 2019-03-27 2022-03-02 Ｊｆｅスチール株式会社 コークス強度の測定方法、コークス強度の推定方法、及びコークスの製造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5506782A (en) * 1993-01-20 1996-04-09 Mitsubishi Chemical Corporation Operation management system for coke oven
JP2018187551A (ja) * 2017-04-28 2018-11-29 株式会社アーステクニカ 衝撃式破砕機
CN108940462A (zh) * 2017-05-26 2018-12-07 宝山钢铁股份有限公司 一种炼焦配合煤粉碎细度的在线控制方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023106090A1 *

Also Published As

Publication number Publication date
EP4420787A1 (en) 2024-08-28
JP7255766B1 (ja) 2023-04-11
JPWO2023106090A1 (https=) 2023-06-15

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