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Guides, supports, or abutments for mandrels
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B21B25/02
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PERFORMING OPERATIONS TRANSPORTING
B21
Mechanical metalworking
B21B
ROLLING OF METAL
B21B25/00
Mandrels for metal tube rolling mills
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B21B25/02
Guides, supports, or abutments for mandrels
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Patents Grants
last 30 patents
Information
Patent Grant
Guide device for guiding a driving bar of a mandrel or for guiding...
Patent number
11,801,541
Issue date
Oct 31, 2023
Danieli & C. Officine Meccaniche SpA
Annibale Bucci
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Rolling mill for rolling concave, rod-shaped bodies
Patent number
11,154,920
Issue date
Oct 26, 2021
Danieli & C. Officine Meccaniche SpA
Annibale Bucci
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Cold pilger rolling mill and method for producing a pipe
Patent number
10,946,424
Issue date
Mar 16, 2021
Sandvik Materials Technology Deutschland GmbH
Christofer Hedvall
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Mandrel conveying device for a tube rolling mill
Patent number
10,052,669
Issue date
Aug 21, 2018
Danieli & C. Officine Meccaniche SpA
Ettore Cernuschi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Manufacturing method of seamless metal pipe, mandrel mill, and auxi...
Patent number
9,884,355
Issue date
Feb 6, 2018
Nippon Steel & Sumitomo Metal Corporation
Akihito Yamane
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Apparatus for forging a hollow body from a pre-perforated hollow block
Patent number
9,862,012
Issue date
Jan 9, 2018
GFM-GmbH
Rupert Wieser
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Multi-roll table ring-rolling mill as well as method for rolling ri...
Patent number
9,789,523
Issue date
Oct 17, 2017
SMS GROUP GMBH
Dennis Michl
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method and device for producing seamless steel pipes having low ecc...
Patent number
9,616,475
Issue date
Apr 11, 2017
Hans Joachim Pehle
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Device and method for rolling of pipe blanks
Patent number
9,616,476
Issue date
Apr 11, 2017
SMS GROUP GMBH
Thomas Winterfeldt
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Manufacturing method and manufacturing apparatus of seamless metal...
Patent number
9,597,718
Issue date
Mar 21, 2017
Nippon Steel & Sumitomo Metal Corporation
Akihito Yamane
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Mandrel holder head with release device
Patent number
9,446,438
Issue date
Sep 20, 2016
Danieli & C. Officine Meccaniche SpA
Ettore Cernuschi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method and apparatus for making cold-pilger-rolled tubes
Patent number
9,427,787
Issue date
Aug 30, 2016
SMS MEER GMBH
Mark Haverkamp
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Process for rolling tubes in a continuous multi-stand rolling mill
Patent number
9,283,599
Issue date
Mar 15, 2016
Danieli & C. Officine Meccaniche SpA
Ettore Cernuschi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Mandrel conveying device for a tube rolling mill
Patent number
9,205,473
Issue date
Dec 8, 2015
Danieli & C. Officine Meccaniche SpA
Ettore Cernuschi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method of and rolling mill for making seamless steel pipe
Patent number
8,904,839
Issue date
Dec 9, 2014
SMS MEER GMBH
Walter Hoeffgen
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Rolling process and relating longitudinal, multi-stand rolling mill...
Patent number
8,429,945
Issue date
Apr 30, 2013
Danieli & C. Officine Meccaniche SpA
Ettore Cernuschi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method of and apparatus for producing tubes of metal
Patent number
6,976,377
Issue date
Dec 20, 2005
SMS Meer GmbH
Hermann-Josef Klingen
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Unit for rolling pipes on a mandrel
Patent number
6,041,635
Issue date
Mar 28, 2000
Demag Italimpianti S.p.A.
Filippo Cattaneo
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Adjustable guide for rotating cylindrical member
Patent number
4,967,579
Issue date
Nov 6, 1990
Italimpianti of America, Inc.
Donald H. Haydo
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Thrust mount for tube rolling mills
Patent number
4,771,624
Issue date
Sep 20, 1988
Mannesmann AG
E. Vorbach
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Mandrel rod holding device
Patent number
4,724,697
Issue date
Feb 16, 1988
Mannesmann AG
Manfred Hien
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Floating cylindrical mandrel and method for producing tubing
Patent number
4,655,068
Issue date
Apr 7, 1987
John H. Schemel
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Holding and guiding a mandrel rod in rolled stock in and adjacent t...
Patent number
4,638,655
Issue date
Jan 27, 1987
Mannesmann AG
Wilhelm Sebastian
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Apparatus for supporting the piercing mandrel back-up bar of a pres...
Patent number
4,503,698
Issue date
Mar 12, 1985
Innse Innocente Santeustacchio S.p.A.
Giacinto Dal Pan
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Restrained mandrel mill inlet table
Patent number
4,498,324
Issue date
Feb 12, 1985
Nippon Kokan Kabushiki Kaisha
Shinji Akita
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Mandrel-carrier head for a restrained-mandrel continuous rolling mill
Patent number
4,488,421
Issue date
Dec 18, 1984
Innse Innocenti Santeustacchio S.p.A.
Giorgio Quecchia
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Rolling head support assembly for a rolling mill
Patent number
4,395,897
Issue date
Aug 2, 1983
Vallourec
Claude Blanquet
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Mandrel-restraining assembly for a tube-rolling mill
Patent number
4,361,023
Issue date
Nov 30, 1982
Claude Blanquet
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method and apparatus for rolling seamless tubes with a restrained m...
Patent number
4,311,032
Issue date
Jan 19, 1982
Innocenti Santeustacchio S.p.A.
Aurindo Nessi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Mandrel-holder for a pilger rolling mill
Patent number
4,285,226
Issue date
Aug 25, 1981
Innocenti Santeustacchio S.p.A.
Emanuele Gancia
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
Information
Patent Application
Device and method for handling mandrel rods in a tube rolling mill
Publication number
20230201900
Publication date
Jun 29, 2023
SMS group GMBH
Walter KIRCHNER
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
GUIDE DEVICE FOR GUIDING A DRIVING BAR OF A MANDREL OR FOR GUIDING...
Publication number
20220219213
Publication date
Jul 14, 2022
Danieli & C. Officine Meccaniche Spa
Annibale Bucci
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
ROLLING MILL FOR ROLLING HOLLOW OR, IN ALL CASES, CONCAVE ROD-SHAPE...
Publication number
20200009625
Publication date
Jan 9, 2020
Danieli & C. Officine Meccaniche Spa
Annibale Bucci
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
COLD PILGER ROLLING MILL AND METHOD FOR PRODUCING A PIPE
Publication number
20190160501
Publication date
May 30, 2019
Sandvik Materials Technology Deutschland GmbH
Christofer HEDVALL
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Plug and Method of Manufacturing the Same
Publication number
20180281037
Publication date
Oct 4, 2018
Yasuto Higashida
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
COMBINED APPARATUS FOR ROLLING SEAMLESS TUBES
Publication number
20170173650
Publication date
Jun 22, 2017
SMS INNSE SPA
Fabio Giovanni Antonio LACAPRUCCIA
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD AND DEVICE FOR PRODUCING SEAMLESS STEEL PIPES HAVING LOW ECC...
Publication number
20150298185
Publication date
Oct 22, 2015
Hans Joachim Pehle
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
MULTI-ROLL TABLE RING-ROLLING MILL AS WELL AS METHOD FOR ROLLING RI...
Publication number
20150283592
Publication date
Oct 8, 2015
SMS Meer GmbH
Dennis MICHL
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
MANUFACTURING METHOD OF SEAMLESS METAL PIPE, MANDREL MILL, AND AUXI...
Publication number
20150121982
Publication date
May 7, 2015
NIPPON STEEL & SUMITOMO METAL CORPORATION
Akihito Yamane
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
APPARATUS FOR FORGING A HOLLOW BODY FROM A PRE-PERFORATED HOLLOW BLOCK
Publication number
20150082846
Publication date
Mar 26, 2015
GFM GmbH
Rupert WIESER
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD AND APPARATUS FOR MAKING COLD-PILGER-ROLLED TUBES
Publication number
20130205851
Publication date
Aug 15, 2013
Mark HAVERKAMP
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
PROCESS FOR ROLLING TUBES IN A CONTINUOUS MULTI-STAND ROLLING MILL
Publication number
20130061646
Publication date
Mar 14, 2013
Ettore Cernuschi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
MANDREL CONVEYING DEVICE FOR A TUBE ROLLING MILL
Publication number
20130008219
Publication date
Jan 10, 2013
Ettore Cernuschi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
DEVICE AND METHOD FOR ROLLING OF PIPE BLANKS
Publication number
20120312062
Publication date
Dec 13, 2012
SMS Meer GmbH
Thomas WINTERFELDT
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
ROLLING PROCESS AND RELATING LONGITUDINAL, MULTI-STAND ROLLING MILL...
Publication number
20120103049
Publication date
May 3, 2012
Danieli & Officine Meccaniche S.P.A.
Ettore Cernuschi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Mandrel Holder Head With Release Device
Publication number
20110277526
Publication date
Nov 17, 2011
DANIELI & C. OFFCINE MECCANICHE S.P.A.
Ettore Cernuschi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD FOR PRODUCING A SEAMLESS STEEL PIPE AND ROLLING MILL FOR PER...
Publication number
20100212387
Publication date
Aug 26, 2010
Walter Hoeffgen
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD AND DEVICE FOR ROLLING A ROLLING STOCK IN A ROLLING MILL WIT...
Publication number
20100107713
Publication date
May 6, 2010
Kocks Technik GmbH & Co KG
Ali Bindernagel
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Method of and apparatus for producing tubes of metal
Publication number
20040200249
Publication date
Oct 14, 2004
SMS Meer GmbH
Hermann-Josef Klingen
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...