EP4023774A4 - Shaftless air heater - Google Patents

Shaftless air heater Download PDF

Info

Publication number
EP4023774A4
EP4023774A4 EP21826662.5A EP21826662A EP4023774A4 EP 4023774 A4 EP4023774 A4 EP 4023774A4 EP 21826662 A EP21826662 A EP 21826662A EP 4023774 A4 EP4023774 A4 EP 4023774A4
Authority
EP
European Patent Office
Prior art keywords
air heater
shaftless
shaftless air
heater
air
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
EP21826662.5A
Other languages
German (de)
French (fr)
Other versions
EP4023774A1 (en
Inventor
Anton Anatolevich SUBBOTIN
Boris Nikolaevich PROKOFEV
Iurii Aleksandrovich MURZIN
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.)
Aktsionernoe Obshchestvo "kalugin"
Original Assignee
Aktsionernoe Obshchestvo "kalugin"
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 Aktsionernoe Obshchestvo "kalugin" filed Critical Aktsionernoe Obshchestvo "kalugin"
Publication of EP4023774A1 publication Critical patent/EP4023774A1/en
Publication of EP4023774A4 publication Critical patent/EP4023774A4/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B9/00—Stoves for heating the blast in blast furnaces
    • C21B9/02—Brick hot-blast stoves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C3/00—Combustion apparatus characterised by the shape of the combustion chamber
    • F23C3/002—Combustion apparatus characterised by the shape of the combustion chamber the chamber having an elongated tubular form, e.g. for a radiant tube
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B9/00—Stoves for heating the blast in blast furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B9/00—Stoves for heating the blast in blast furnaces
    • C21B9/14—Preheating the combustion air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H3/00—Air heaters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H3/00—Air heaters
    • F24H3/02—Air heaters with forced circulation
    • F24H3/06—Air heaters with forced circulation the air being kept separate from the heating medium, e.g. using forced circulation of air over radiators

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Gas Burners (AREA)
EP21826662.5A 2020-06-16 2021-06-15 Shaftless air heater Pending EP4023774A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
RU2020119925A RU2753208C1 (en) 2020-06-16 2020-06-16 Shaftless air heater
PCT/RU2021/050166 WO2021256966A1 (en) 2020-06-16 2021-06-15 Shaftless air heater

Publications (2)

Publication Number Publication Date
EP4023774A1 EP4023774A1 (en) 2022-07-06
EP4023774A4 true EP4023774A4 (en) 2023-10-11

Family

ID=77349014

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21826662.5A Pending EP4023774A4 (en) 2020-06-16 2021-06-15 Shaftless air heater

Country Status (7)

Country Link
EP (1) EP4023774A4 (en)
JP (1) JP7351010B2 (en)
KR (1) KR20220059520A (en)
CN (1) CN115917012A (en)
BR (1) BR112022010928A2 (en)
RU (1) RU2753208C1 (en)
WO (1) WO2021256966A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100323314A1 (en) * 2007-07-09 2010-12-23 Yakov Kalugin Hot Air Stove
CN207062313U (en) * 2017-08-16 2018-03-02 中冶京诚工程技术有限公司 Top combustion type hot blast stove burner
CN209495326U (en) * 2019-01-30 2019-10-15 郑州豫兴热风炉科技有限公司 A kind of top combustion stove of double air intake swirl injection burners

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3473794A (en) 1966-01-10 1969-10-21 Smidth & Co As F L System and method of producing cement clinker
DE1526029B1 (en) * 1966-05-13 1971-04-22 Martin & Pagenstecher Ag BURNER EQUIPMENT FOR CHAMBERLESS WINDER HEATERS HEATERED FROM ABOVE
RU2145637C1 (en) * 1999-03-29 2000-02-20 Калугин Яков Прокопьевич Air heater
RU2316600C2 (en) * 2006-03-01 2008-02-10 Яков Прокопьевич Калугин Air heater
UA35641U (en) * 2008-05-12 2008-09-25 Государственное Предприятие "Украинский Институт По Проектированию Металлургических Заводов" Mehod for heating blast-furnace blast in mineless stove
CN201288198Y (en) 2008-11-04 2009-08-12 首钢总公司 Multi-contact circle rotational flow top burning hot blast stove
RU2554239C1 (en) 2013-12-18 2015-06-27 Закрытое Акционерное Общество "Калугин" Shaftless air heater
CN104805246B (en) 2015-04-21 2017-04-26 陈维汉 Flow equalizing hot blast heater with premix air flow nozzle interconnection and air supply flow curved flowing
EP3173696A1 (en) * 2015-11-30 2017-05-31 Paul Wurth S.A. Top combustion stove
CN108603660B (en) 2016-11-04 2020-01-07 郑州安耐克实业有限公司 Top combustion hot blast stove
CN209836216U (en) 2019-03-11 2019-12-24 山东省冶金设计院股份有限公司 Top combustion hot blast stove with central uniform distribution type burner

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100323314A1 (en) * 2007-07-09 2010-12-23 Yakov Kalugin Hot Air Stove
CN207062313U (en) * 2017-08-16 2018-03-02 中冶京诚工程技术有限公司 Top combustion type hot blast stove burner
CN209495326U (en) * 2019-01-30 2019-10-15 郑州豫兴热风炉科技有限公司 A kind of top combustion stove of double air intake swirl injection burners

Also Published As

Publication number Publication date
WO2021256966A1 (en) 2021-12-23
CN115917012A (en) 2023-04-04
KR20220059520A (en) 2022-05-10
EP4023774A1 (en) 2022-07-06
BR112022010928A2 (en) 2022-12-27
RU2753208C1 (en) 2021-08-12
JP7351010B2 (en) 2023-09-26
JP2023502104A (en) 2023-01-20

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