EP0047731A3 - Device for hydraulically descaling elongated rolling stock - Google Patents

Device for hydraulically descaling elongated rolling stock Download PDF

Info

Publication number
EP0047731A3
EP0047731A3 EP81890142A EP81890142A EP0047731A3 EP 0047731 A3 EP0047731 A3 EP 0047731A3 EP 81890142 A EP81890142 A EP 81890142A EP 81890142 A EP81890142 A EP 81890142A EP 0047731 A3 EP0047731 A3 EP 0047731A3
Authority
EP
European Patent Office
Prior art keywords
descaling
hydraulically
rolling stock
elongated rolling
elongated
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.)
Granted
Application number
EP81890142A
Other languages
German (de)
Other versions
EP0047731B1 (en
EP0047731A2 (en
Inventor
Werner Dipl.-Ing. Rab
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.)
Voestalpine AG
Original Assignee
Voestalpine AG
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=3564142&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0047731(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Voestalpine AG filed Critical Voestalpine AG
Publication of EP0047731A2 publication Critical patent/EP0047731A2/en
Publication of EP0047731A3 publication Critical patent/EP0047731A3/en
Application granted granted Critical
Publication of EP0047731B1 publication Critical patent/EP0047731B1/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B45/04—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing
    • B21B45/08—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing hydraulically

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Rolling (AREA)
EP19810890142 1980-09-04 1981-08-21 Device for hydraulically descaling elongated rolling stock Expired EP0047731B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT444880A AT371382B (en) 1980-09-04 1980-09-04 HYDRAULIC DESCALING DEVICE FOR LONG-EXTENDED ROLLING MATERIAL
AT4448/80 1980-09-04

Publications (3)

Publication Number Publication Date
EP0047731A2 EP0047731A2 (en) 1982-03-17
EP0047731A3 true EP0047731A3 (en) 1982-05-12
EP0047731B1 EP0047731B1 (en) 1984-11-14

Family

ID=3564142

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19810890142 Expired EP0047731B1 (en) 1980-09-04 1981-08-21 Device for hydraulically descaling elongated rolling stock

Country Status (4)

Country Link
EP (1) EP0047731B1 (en)
JP (1) JPS5775219A (en)
AT (1) AT371382B (en)
DE (1) DE3167208D1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61193718A (en) * 1985-02-21 1986-08-28 Nippon Steel Corp Descaling device of steel pipe
JPS62179110U (en) * 1986-04-30 1987-11-13
JP3307771B2 (en) * 1993-08-23 2002-07-24 ハンス‐ユルゲン、ガイドール Means for descaling hot rolled steel sheets
KR100234565B1 (en) * 1994-07-18 1999-12-15 에모또 간지 Method and apparatus for washing steel plate surface
DE102008008312A1 (en) * 2007-09-18 2009-03-19 J&W Reinigungssysteme Gmbh Cleaning device with nozzle for cooling tubes
JP2016203192A (en) * 2015-04-17 2016-12-08 株式会社神戸製鋼所 Method and apparatus of descaling of metal wire material
CN104801555A (en) * 2015-05-13 2015-07-29 广东韶钢松山股份有限公司 Efficient descaling method for square billets
CN108421836A (en) * 2018-04-09 2018-08-21 新疆八钢铁股份有限公司 shaped steel descaling device
JP2019166573A (en) * 2019-06-26 2019-10-03 株式会社神戸製鋼所 Method and apparatus of descaling of metal wire material

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2394514A (en) * 1942-12-03 1946-02-05 American Car & Foundry Co Process and apparatus for scaling hot metal objects
DE1914621A1 (en) * 1968-03-22 1969-10-09 Andre Sergent Pumping unit
DE2901896A1 (en) * 1978-01-18 1979-07-19 Ishikawajima Harima Heavy Ind PROCESS AND DEVICE FOR DESCALING METALLIC RIBBONS OR THE SAME, IN PARTICULAR MADE OF STEEL

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2394514A (en) * 1942-12-03 1946-02-05 American Car & Foundry Co Process and apparatus for scaling hot metal objects
DE1914621A1 (en) * 1968-03-22 1969-10-09 Andre Sergent Pumping unit
DE2901896A1 (en) * 1978-01-18 1979-07-19 Ishikawajima Harima Heavy Ind PROCESS AND DEVICE FOR DESCALING METALLIC RIBBONS OR THE SAME, IN PARTICULAR MADE OF STEEL

Also Published As

Publication number Publication date
JPS5775219A (en) 1982-05-11
DE3167208D1 (en) 1984-12-20
AT371382B (en) 1983-06-27
EP0047731B1 (en) 1984-11-14
EP0047731A2 (en) 1982-03-17
ATA444880A (en) 1982-11-15

Similar Documents

Publication Publication Date Title
DE3166219D1 (en) Apparatus for bending elongate workpieces
JPS565264A (en) Railway rolling stock
JPS5529692A (en) Rolling stock
DE3363612D1 (en) Rolling mill
GB2115329B (en) Compact rolling mill
JPS57151465A (en) Railway rolling stock
GB2091150B (en) Rolling apparatus
DE3161291D1 (en) Descaling process
JPS56114507A (en) Roll for rolling mill
DE3366184D1 (en) Rolling mill
DE3167208D1 (en) Device for hydraulically descaling elongated rolling stock
GB2074485B (en) Rolling mill
JPS57105398A (en) Roll for lubricant
GB8323054D0 (en) Rolling mill
DK162483A (en) Rolling mill
GB2146278B (en) Cooling hot-rolled elongate stock
GB2087282B (en) Steel pipe rolling mill
GB2081628B (en) Rolling mills
JPS5730659A (en) Synchronous device for rack type railway rolling stock
JPS5625052A (en) Main supporting device for railway rolling stock
GB2132122B (en) Rolling mill
JPS5795202A (en) Wheel device for railway rolling stock
GB2093385B (en) Cross rolling mill
GB2092929B (en) Rolling mill
JPS5686858A (en) Railway rolling stock

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Designated state(s): BE CH DE FR GB IT LI LU NL SE

AK Designated contracting states

Designated state(s): BE CH DE FR GB IT LI LU NL SE

17P Request for examination filed

Effective date: 19820927

ITF It: translation for a ep patent filed

Owner name: SOCIETA' ITALIANA BREVETTI S.P.A.

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Designated state(s): BE CH DE FR GB IT LI LU NL SE

REF Corresponds to:

Ref document number: 3167208

Country of ref document: DE

Date of ref document: 19841220

ET Fr: translation filed
PLBI Opposition filed

Free format text: ORIGINAL CODE: 0009260

PLBI Opposition filed

Free format text: ORIGINAL CODE: 0009260

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 19850831

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: NL

Payment date: 19850831

Year of fee payment: 5

26 Opposition filed

Opponent name: MANNESMANN AKTIENGESELLSCHAFT

Effective date: 19850808

26 Opposition filed

Opponent name: BERNS-HYDRAULIK GMBH

Effective date: 19850813

NLR1 Nl: opposition has been filed with the epo

Opponent name: BERNS-HYDRAULIK GMBH

Opponent name: MANNESMANN AKTIENGESELLSCHAFT

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Effective date: 19860822

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Effective date: 19860831

Ref country code: CH

Effective date: 19860831

BERE Be: lapsed

Owner name: VOEST-ALPINE A.G.

Effective date: 19860831

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Effective date: 19870301

NLV4 Nl: lapsed or anulled due to non-payment of the annual fee
GBPC Gb: european patent ceased through non-payment of renewal fee
PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 19870430

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Effective date: 19870501

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Effective date: 19881118

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Effective date: 19890831

ITCP It: supplementary protection certificate

Spc suppl protection certif: CCP 167

EUG Se: european patent has lapsed

Ref document number: 81890142.3

Effective date: 19870812

RIN2 Information on inventor provided after grant (corrected)

Inventor name: RAB, WERNER, DIPL.-ING.

PLAB Opposition data, opponent's data or that of the opponent's representative modified

Free format text: ORIGINAL CODE: 0009299OPPO

PLAB Opposition data, opponent's data or that of the opponent's representative modified

Free format text: ORIGINAL CODE: 0009299OPPO

R26 Opposition filed (corrected)

Opponent name: BERNS-HYDRAULIK GMBH

Effective date: 19850813

Opponent name: MANNESMANN AKTIENGESELLSCHAFT

Effective date: 19850808