IN2015DN00449A - - Google Patents

Download PDF

Info

Publication number
IN2015DN00449A
IN2015DN00449A IN449DEN2015A IN2015DN00449A IN 2015DN00449 A IN2015DN00449 A IN 2015DN00449A IN 449DEN2015 A IN449DEN2015 A IN 449DEN2015A IN 2015DN00449 A IN2015DN00449 A IN 2015DN00449A
Authority
IN
India
Prior art keywords
blow pipe
slag
slag removal
pulverized coal
removal device
Prior art date
Application number
Other languages
English (en)
Inventor
Masakazu Sakaguchi
Tsutomu Hamada
Takeshi Okada
Setsuo Omoto
Keiichi Nakagawa
Original Assignee
Mitsubishi Heavy Ind Ltd
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 Mitsubishi Heavy Ind Ltd filed Critical Mitsubishi Heavy Ind Ltd
Publication of IN2015DN00449A publication Critical patent/IN2015DN00449A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/16—Tuyéres
    • C21B7/163—Blowpipe assembly
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/001—Injecting additional fuel or reducing agents
    • C21B5/003—Injection of pulverulent coal
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/006—Automatically controlling the process
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/24—Test rods or other checking devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B1/00—Shaft or like vertical or substantially vertical furnaces
    • F27B1/10—Details, accessories or equipment specially adapted for furnaces of these types
    • F27B1/16—Arrangements of tuyeres
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B1/00—Shaft or like vertical or substantially vertical furnaces
    • F27B1/10—Details, accessories or equipment specially adapted for furnaces of these types
    • F27B1/26—Arrangements of controlling devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D25/00—Devices or methods for removing incrustations, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D25/00—Devices or methods for removing incrustations, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag
    • F27D25/008—Devices or methods for removing incrustations, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag using fluids or gases, e.g. blowers, suction units

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacture Of Iron (AREA)
  • Blast Furnaces (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Furnace Charging Or Discharging (AREA)
IN449DEN2015 2012-09-20 2013-09-10 IN2015DN00449A (forum.php)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012207271A JP6016549B2 (ja) 2012-09-20 2012-09-20 スラグ除去装置
PCT/JP2013/074411 WO2014045947A1 (ja) 2012-09-20 2013-09-10 スラグ除去装置

Publications (1)

Publication Number Publication Date
IN2015DN00449A true IN2015DN00449A (forum.php) 2015-06-26

Family

ID=50341261

Family Applications (1)

Application Number Title Priority Date Filing Date
IN449DEN2015 IN2015DN00449A (forum.php) 2012-09-20 2013-09-10

Country Status (7)

Country Link
US (1) US20150284816A1 (forum.php)
JP (1) JP6016549B2 (forum.php)
KR (1) KR20150027252A (forum.php)
CN (1) CN104411839B (forum.php)
DE (1) DE112013004600T5 (forum.php)
IN (1) IN2015DN00449A (forum.php)
WO (1) WO2014045947A1 (forum.php)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6057642B2 (ja) * 2012-09-20 2017-01-11 三菱重工業株式会社 スラグ除去装置及びスラグ除去方法
US11162733B2 (en) * 2015-02-17 2021-11-02 Tata Steel Limited Lance unblocking method and apparatus
CN110257576B (zh) * 2019-07-18 2024-02-20 辽宁科技大学 一种异径同步耦合高炉风口喷吹装置及喷吹方法
CN115076704A (zh) * 2022-06-20 2022-09-20 西安热工研究院有限公司 燃煤锅炉
CN117025868A (zh) * 2023-08-21 2023-11-10 广东中南钢铁股份有限公司 一种高炉出铁的浮渣处理方法、装置、设备及存储介质

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4072502A (en) * 1973-03-26 1978-02-07 Skf Industrial Trading And Development Co. B.V. Method apparatus for increasing blast gas temperature in a shaft furnace
JPS62161905A (ja) * 1986-01-10 1987-07-17 Kobe Steel Ltd 高炉送風羽口の堆積物除去装置
JPH08100208A (ja) * 1994-10-03 1996-04-16 Nkk Corp 高炉微粉炭吹込み用羽口部構造
JPH1150113A (ja) * 1997-08-02 1999-02-23 Nippon Steel Corp 微粉炭の高炉内吹き込み方法
JP2001342508A (ja) * 2000-06-05 2001-12-14 Nkk Corp 高炉送風羽口の開孔装置およびその方法
CN101914645B (zh) * 2010-08-31 2012-07-04 江苏沙钢集团有限公司 堵塞及贯通高炉风口的方法和装置
JP6057642B2 (ja) * 2012-09-20 2017-01-11 三菱重工業株式会社 スラグ除去装置及びスラグ除去方法

Also Published As

Publication number Publication date
JP6016549B2 (ja) 2016-10-26
WO2014045947A1 (ja) 2014-03-27
CN104411839A (zh) 2015-03-11
JP2014062289A (ja) 2014-04-10
DE112013004600T5 (de) 2015-06-11
US20150284816A1 (en) 2015-10-08
KR20150027252A (ko) 2015-03-11
CN104411839B (zh) 2017-03-01

Similar Documents

Publication Publication Date Title
IN2015DN00449A (forum.php)
IN2015DN02076A (forum.php)
UA115202C2 (uk) Спосіб експлуатації доменної печі
WO2010108880A3 (en) Tuyere stock arrangement for a blast furnace and method for feeding hot blast into a blast furnace
CN105950824B (zh) 一种氧、燃、粉剂共体喷吹的电弧炉炼钢工艺
IN2015DN01877A (forum.php)
RU2012156390A (ru) Устройство фурменного прибора доменной печи
IN2015DN01917A (forum.php)
WO2023231125A1 (zh) 喷氢风口小套装置
CN101270401A (zh) 一种纯氧非高炉炼铁终还原炉氧气风口装置
EP2507553A4 (en) SOLID FUEL INJECTOR NOZZLE ASSEMBLY
IN2015DN02018A (forum.php)
CN102409128B (zh) 一种煤基熔融床制气还原铁的工艺
CN101775450B (zh) 一种氧煤炼铁喷吹装置
CN201362725Y (zh) 一种corex喷煤模拟风口斜插式氧煤喷枪
CN202144497U (zh) 一种高炉送风系统的直吹管装置
CN201362726Y (zh) 一种corex喷煤模拟风口套筒式氧煤喷枪
RU2017129914A (ru) Способ работы доменной печи
CN204874634U (zh) 一种高炉喷煤系统
CN203513720U (zh) 一种新型炼钢用氧枪
CN203582938U (zh) 一种用于澳斯麦特炉的喷枪
RU2013112949A (ru) Способ повышения глубины проникновения кислородной струи
CN201901675U (zh) 一种倾斜送风装置
CN208901391U (zh) 一种水冷氧枪炉气二次燃烧装置
CN202152352U (zh) 高炉喷煤枪