WO2005100620A2 - Systeme et procede d'elimination de l'ecume - Google Patents

Systeme et procede d'elimination de l'ecume Download PDF

Info

Publication number
WO2005100620A2
WO2005100620A2 PCT/US2005/011179 US2005011179W WO2005100620A2 WO 2005100620 A2 WO2005100620 A2 WO 2005100620A2 US 2005011179 W US2005011179 W US 2005011179W WO 2005100620 A2 WO2005100620 A2 WO 2005100620A2
Authority
WO
WIPO (PCT)
Prior art keywords
dross
heat source
oxygen
source
housing
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.)
Ceased
Application number
PCT/US2005/011179
Other languages
English (en)
Other versions
WO2005100620A3 (fr
Inventor
Julien Goffette (Nmn)
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.)
Edward C Levy Co
Original Assignee
Edward C Levy Co
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 Edward C Levy Co filed Critical Edward C Levy Co
Publication of WO2005100620A2 publication Critical patent/WO2005100620A2/fr
Publication of WO2005100620A3 publication Critical patent/WO2005100620A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/12—Accessories for subsequent treating or working cast stock in situ
    • B22D11/126—Accessories for subsequent treating or working cast stock in situ for cutting
    • B22D11/1265—Accessories for subsequent treating or working cast stock in situ for cutting having auxiliary devices for deburring
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/001—Dry processes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Definitions

  • the present invention relates generally to the field of steel processing and more particularly to a dross removal system and method.
  • a system for dross removal on steel products that overcomes these and other problems has a housing.
  • a heat source is attached to the housing.
  • An oxygen jet is pointed perpendicular to the heat source.
  • the heat source may be a flame.
  • the oxygen jet may be coupled to a source of pure oxygen or to a source of compressed air.
  • the flame may be perpendicular to a line of dross.
  • a cooling system may be attached to the heat source.
  • the housing may be on wheels.
  • a method of dross removal includes the steps of heating a portion of a line of dross with a heat source that is projecting perpendicular to the line of dross.
  • the heat source is moved along the line of dross.
  • a stream of oxygen moves behind the heat source.
  • the step of heating may include creating a flame.
  • the step of heating the portion of the line of dross may include heating the dross to a temperature sufficient to make the dross molten.
  • a rate of movement at which the portion of the line of dross becomes molten may be determined.
  • the heat source may be cooled.
  • a source of pure oxygen or compressed air may be coupled to the stream of oxygen.
  • a system for dross removal on steel products has a housing.
  • a burner is attached to the housing.
  • a cooling system pumps liquid around the burner.
  • An oxygen stream is pointed towards the heat source.
  • the housing may be on wheels.
  • the oxygen stream may be coupled to a compressed air source or a pure oxygen source.
  • the burner may be made of copper.
  • the burner may have a pair of flames.
  • FIG. 1A is a cross sectional view of a continuous caster system in accordance with one embodiment of the invention
  • FIG. 1 B is a cross section of a section of steel with dross in accordance with one embodiment of the invention
  • FIG. 2 is a block diagram view of a dross removal system in accordance with one embodiment of the invention
  • FIG. 3 is a perspective view of a dross removal system in accordance with one embodiment of the invention
  • FIG. 4 is a perspective view of a dross removal system in accordance with one embodiment of the invention
  • FIG. 5 is a cross sectional view of a dross removal system in accordance with one embodiment of the invention.
  • FIG. 1A is a cross sectional view of a continuous caster system 10 in accordance with one embodiment of the invention.
  • the continuous blooms, billets and slabs 12 exit the continuous caster at temperature at which the steel is almost molten.
  • the stabs 12 then move along rollers 14.
  • Dross 18 forms on both sides of the exit of the cut.
  • FIG. 1 B shows a close up of the cut line 20.
  • FIG. 2 is a block diagram view of a dross removal system 30 in accordance with one embodiment of the invention.
  • the dross removal system 30 has a housing 32.
  • the housing 32 holds a heat source 34.
  • the heat source 34 has an exit 36 that points toward the dross when the system 30 is in use.
  • the heat source 34 is a commonly a combustible gas and creates a flame at the exit 36.
  • the housing 32 also holds a source of oxygen 38 that has an exit 40 that forms a stream of oxygen.
  • the source of oxygen 38 may be pure oxygen or may be compressed air.
  • the stream of oxygen 40 is essential perpendicular to the direction the flame 36 is pointed.
  • the housing 32 holds a motor 42 that drives a plurality of wheels 44.
  • the housing 32 also has a guide 46.
  • the wheels 44 run inside a guide.
  • Other mechanisms for guiding and moving the housing are also contemplated by the invention and are well know to those skilled in the art.
  • the housing 32 also holds a cooling system
  • FIG. 3 is a perspective view of a dross removal system 50 in accordance with one embodiment of the invention.
  • a steel structure 52 is sitting on a plurality of rollers 54.
  • the steel structure 52 has a line of dross 56 along an edge of the steel structure 52.
  • a burner 58 projects hot flames onto the dross formation 56. Commonly the flames are perpendicular to the line of the dross 56.
  • the burner 58 moves along the length of the dross 56.
  • a method of dross removal includes the steps of heating a portion of a line of dross with a heat source that is projecting perpendicular to the line of dross.
  • the heat source is moved along the line of dross.
  • a stream of oxygen moves behind the heat source.
  • the step of heating may include creating a flame.
  • the step of heating the portion of the line of dross may include heating the dross to a temperature sufficient to make the dross molten.
  • a rate of movement at which the portion of the line of dross becomes molten may be determined.
  • the heat source may be cooled.
  • FIG. 4 is a perspective view of a dross removal system 70 in accordance with one embodiment of the invention. This figure is looking through the steel structure 72 to the dross removal device 74. The dross 76 is shown along the bottom edge of the steel structure 72. The dross removal device 74 has a burner 78 that heats the dross to a molten state. An oxygen jet 80 follows behind the burner 78 to blow the dross off the steel structure. The dross removal device 74 has a housing 82 with a number of wheels 84.
  • FIG. 5 is a cross sectional view of a dross removal system 90 in accordance with one embodiment of the invention.
  • the dross removal system is used to remove dross from a circular cross section steel structure 92.
  • a burner 94 heats a portion of the line of dross.
  • An oxygen jet 96 then blows the dross off the steel structure 92.
  • a turning device 98 is used to rotate the steel structure 92.
  • the heat source can be any heat source that is capable of efficiently raising the temperature of the dross so that it is in an essentially molten state. So the heater could be a laser or a source of infrared radiation or any other device that meets the requirements of the system.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

L'invention concerne un système d'élimination de l'écume sur les produits métalliques. Une source de chaleur est fixée au logement. Un diffuseur d'oxygène est dirigé perpendiculairement à la source de chaleur.
PCT/US2005/011179 2004-04-05 2005-04-04 Systeme et procede d'elimination de l'ecume Ceased WO2005100620A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US55966404P 2004-04-05 2004-04-05
US60/559,664 2004-04-05

Publications (2)

Publication Number Publication Date
WO2005100620A2 true WO2005100620A2 (fr) 2005-10-27
WO2005100620A3 WO2005100620A3 (fr) 2006-08-03

Family

ID=35150570

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2005/011179 Ceased WO2005100620A2 (fr) 2004-04-05 2005-04-04 Systeme et procede d'elimination de l'ecume

Country Status (2)

Country Link
US (1) US20050218567A1 (fr)
WO (1) WO2005100620A2 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW201139030A (en) * 2009-11-26 2011-11-16 Automation Tooling Syst Thermode cleaning method
CN110252978B (zh) * 2019-06-25 2021-08-20 鞍钢股份有限公司 一种高效去除铸坯毛刺的方法及装置
CN110252979A (zh) * 2019-07-14 2019-09-20 上海剑光环保科技有限公司 炼钢连铸切割清渣方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2487974A (en) * 1945-07-28 1949-11-15 Linde Air Prod Co Process of continuously thermochemically scarfing a series of elongated steel bodiesand apparatus therefor
GB2042946B (en) * 1978-12-21 1983-01-06 Clarke J Methods and apparatus for dross removal
DE3136023A1 (de) * 1981-09-11 1983-03-24 Messer Griesheim Gmbh, 6000 Frankfurt Anordnung eines flaemmbrenners
US5950929A (en) * 1996-10-25 1999-09-14 The Boc Group, Inc. Burner construction
FR2768952B1 (fr) * 1997-10-01 1999-12-17 Michel Donze Procede d'oxycoupage de billettes de coulee continue, et dispositif de mise en oeuvre dudit procede
FR2826600B1 (fr) * 2001-07-02 2003-09-26 Guy Prioretti Procede d'oxycoupage d'une piece d'acier, et dispositif de mise en oeuvre dudit procede

Also Published As

Publication number Publication date
US20050218567A1 (en) 2005-10-06
WO2005100620A3 (fr) 2006-08-03

Similar Documents

Publication Publication Date Title
CN117083144B (zh) 用于切割出工件部分的激光切割方法
KR20150006959A (ko) 하이브리드 절단기
US20050218567A1 (en) Dross removal system and method
KR101436843B1 (ko) 슬래브의 인라인 표면 처리 방법 및 그 장치
CN1319678C (zh) 用于生产切边金属带材的方法和设备
KR100627486B1 (ko) 금속판의 절단 장치 및 방법
KR100961327B1 (ko) 슬라브 버 제거장치
JP2010058145A (ja) 鋼鋳片の表層改質方法
JP2012016723A (ja) 連続鋳造スラブの表面手入れ方法および装置
US2301923A (en) Method of and apparatus for slag control
US11446770B2 (en) Systems, apparatuses, and methods for reducing the size of a material
JP4244404B2 (ja) 鋼材の溶削方法
KR100775322B1 (ko) 스카핑 칩 제거장치
JP4686841B2 (ja) 小断面鋳片の製造方法及びその装置
KR101143184B1 (ko) 연속 주조 공정에 있어서의 단일 버너를 이용한 연속 절단방법
KR20140028308A (ko) 연속주조 주편의 표면처리장치 및 이를 이용한 연속주조 주편의 표면처리방법
US20050098236A1 (en) Method and apparatus for cutting steel to reduce slag adherence
KR20130117274A (ko) 용융물 제거장치, 이를 구비하는 주편 절단장치 및 그 제거방법
RU9595U1 (ru) Устройство для резки стальных заготовок
JPH10193098A (ja) 金属材料のガス切断方法及び装置
EP1075344B1 (fr) Procede et dispositif servant a couper des articles
JP2003080356A (ja) 連続鋳造材のガス切断方法
JP2025187330A (ja) 表面溶削装置、および表面溶削方法
JPS6156770A (ja) 鋼片の疵手入れ方法およびその自動化装置
JP2025187329A (ja) 表面溶削装置、および表面溶削方法

Legal Events

Date Code Title Description
AK Designated states

Kind code of ref document: A2

Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KM KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SM SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW

AL Designated countries for regional patents

Kind code of ref document: A2

Designated state(s): GM KE LS MW MZ NA SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LT LU MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG

121 Ep: the epo has been informed by wipo that ep was designated in this application
NENP Non-entry into the national phase

Ref country code: DE

WWW Wipo information: withdrawn in national office

Country of ref document: DE

122 Ep: pct application non-entry in european phase