MA30058B1 - Appareil et procede de fabrication de structures d'enroulement helicoidales - Google Patents

Appareil et procede de fabrication de structures d'enroulement helicoidales

Info

Publication number
MA30058B1
MA30058B1 MA31042A MA31042A MA30058B1 MA 30058 B1 MA30058 B1 MA 30058B1 MA 31042 A MA31042 A MA 31042A MA 31042 A MA31042 A MA 31042A MA 30058 B1 MA30058 B1 MA 30058B1
Authority
MA
Morocco
Prior art keywords
manufacturing
winding structures
helicoidal winding
helicoidal
abutment
Prior art date
Application number
MA31042A
Other languages
English (en)
French (fr)
Inventor
John Peter Booth
Original Assignee
Iti Scotland 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 Iti Scotland Ltd filed Critical Iti Scotland Ltd
Publication of MA30058B1 publication Critical patent/MA30058B1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/12—Making tubes or metal hoses with helically arranged seams
    • B21C37/121—Making tubes or metal hoses with helically arranged seams with seams being neither welded nor soldered
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/12—Making tubes or metal hoses with helically arranged seams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/12—Making tubes or metal hoses with helically arranged seams
    • B21C37/123—Making tubes or metal hoses with helically arranged seams of coated strip material; Making multi-wall tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/12—Making tubes or metal hoses with helically arranged seams
    • B21C37/126—Supply, or operations combined with supply, of strip material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/12—Making tubes or metal hoses with helically arranged seams
    • B21C37/128—Control or regulating devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Winding, Rewinding, Material Storage Devices (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
MA31042A 2005-12-23 2008-06-18 Appareil et procede de fabrication de structures d'enroulement helicoidales MA30058B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0526409A GB2433453B (en) 2005-12-23 2005-12-23 An apparatus for and method of manfacturing helically wound structures

Publications (1)

Publication Number Publication Date
MA30058B1 true MA30058B1 (fr) 2008-12-01

Family

ID=35841206

Family Applications (1)

Application Number Title Priority Date Filing Date
MA31042A MA30058B1 (fr) 2005-12-23 2008-06-18 Appareil et procede de fabrication de structures d'enroulement helicoidales

Country Status (14)

Country Link
US (2) US20090165518A1 (enExample)
EP (1) EP1971450A1 (enExample)
JP (1) JP5118647B2 (enExample)
CN (1) CN101346197B (enExample)
AU (1) AU2006327969B2 (enExample)
BR (1) BRPI0621126B1 (enExample)
CA (1) CA2632644C (enExample)
EG (1) EG24869A (enExample)
GB (1) GB2433453B (enExample)
MA (1) MA30058B1 (enExample)
MX (1) MX2008008218A (enExample)
PE (1) PE20070835A1 (enExample)
RU (1) RU2415726C2 (enExample)
WO (1) WO2007072079A1 (enExample)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100139848A1 (en) * 2007-05-04 2010-06-10 Raymond Nicholas Burke Production of tubular body comprising two or more layers of helically bended strips
US20110226764A1 (en) * 2007-09-13 2011-09-22 Richard James Anthony Smith Mobile unit for the construction of elongated tubular bodies
GB2467105A (en) * 2009-01-16 2010-07-21 Iti Scotland Ltd A winding apparatus for and method of manufacturing helically wound structures
GB2467103A (en) * 2009-01-16 2010-07-21 Iti Scotland Ltd A winding apparatus for and method of manufacturing helically wound structures.
GB2467899A (en) * 2009-01-16 2010-08-18 Iti Scotland Ltd A winding apparatus and method of manufacturing helically wound structures
GB2467104A (en) * 2009-01-16 2010-07-21 Iti Scotland Ltd A winding apparatus for and method of manufacturing helically wound structures
WO2011049668A2 (en) * 2009-10-20 2011-04-28 Pipestream B.V. Method and apparatus for reinforcing a pipeline
US10189064B2 (en) 2010-01-25 2019-01-29 Keystone Tower Systems, Inc. Control system and method for tapered structure construction
US8720153B2 (en) 2010-01-25 2014-05-13 Keystone Tower Systems, Inc. Tapered spiral welded structure
US20110290411A1 (en) * 2010-05-27 2011-12-01 Pipestream B.V. Modular System for Fabricating a Reinforced Tubular
US20120222771A1 (en) * 2011-03-04 2012-09-06 Pipestream B.V. On-site manufacturing of composite pipeline
CN103547846A (zh) * 2011-05-13 2014-01-29 迪普弗莱克斯有限公司 具有对齐特征的增强叠层
BR112014006605B1 (pt) 2011-09-20 2022-03-03 Keystone Tower Systems, Inc Método e sistema para a construção de uma estrutura afilada
GB2496137B (en) * 2011-11-01 2015-09-02 Iti Scotland Ltd Tubular bodies and methods of forming same
DE102013107540A1 (de) * 2013-07-16 2015-01-22 Witzenmann Gmbh Wickelschlauch mit angeformten Endhülsen
DE102013019046B4 (de) * 2013-11-15 2015-09-10 PWS GmbH Doppelwandiges Großrohr, Verwendung eines Großrohres und Verfahren zur Herstellung eines doppelwandigen Großrohrs
KR101544928B1 (ko) * 2015-02-26 2015-08-18 안켐 주식회사 복사단열 보호재 제조장치
RU2625372C2 (ru) * 2015-12-31 2017-07-13 Алексей Николаевич Крылов Способ изготовления металлических и композиционных заготовок из листовых материалов
CN107146998A (zh) * 2016-05-23 2017-09-08 申清章 电力开关柜接地线加工装置
CN106044366B (zh) * 2016-05-23 2018-11-16 丽水市知源科技有限公司 低压配电柜接地线制造装置
RU2662910C1 (ru) * 2017-07-06 2018-07-31 Алексей Николаевич Крылов Способ изготовления металлических или композиционных заготовок из листовых материалов
US11554400B2 (en) 2017-10-17 2023-01-17 Marc Fitzner Armoured cable and its manufacture
DE102018215974B3 (de) * 2018-09-19 2020-03-12 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Wälzgießverfahren zum Herstellen einer Spiralstruktur
NO344989B1 (en) * 2018-11-29 2020-08-10 Air Toolbox As A tool, a method and an apparatus for mounting rods around a central core
EP4446024A3 (en) * 2020-01-28 2025-01-08 Keystone Tower Systems, Inc. Tubular structure
GB2593146B (en) 2020-02-10 2022-09-07 Sustainable Pipeline Systems Ltd Pipeline sensing system
IT202200014179A1 (it) * 2022-07-05 2024-01-05 Polytech Lab S R L Macchina per twistare lamine
EP4572939A1 (en) * 2022-08-19 2025-06-25 Safeguard, Llc Linear propulsion mechanisms for the manufacture of multilayer tubular composite structures on forming mandrels
GB2625311B (en) * 2022-12-13 2025-04-02 Sustainable Pipeline Systems Ltd Pipe bending head

Family Cites Families (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB110576A (en) * 1916-10-23 1917-10-23 Stephen James Murphy Improvements relating to Machines for Making Flexible Metallic Pipes and Piping.
GB266876A (en) 1926-11-01 1927-03-10 Arthur James Line A new or improved machine for the coiling or bending of metal strips on edge
GB401139A (en) * 1933-01-30 1933-11-09 Albert George Hotham Ferguson Improvements in the manufacture of steel pipes
US2094919A (en) * 1934-06-18 1937-10-05 Raybestos Manhattan Inc Heat insulating tape
US2265246A (en) * 1939-07-07 1941-12-09 Acme Steel Co Metal coil and method of forming the same
US2290380A (en) * 1939-08-21 1942-07-21 Nat Standard Co Machine for hose construction
US2343747A (en) * 1941-05-27 1944-03-07 Abel E Chernack Machine for making tubular structures
US2567020A (en) * 1950-02-11 1951-09-04 George B Kueter Apparatus for forming continuous welded tubing
GB846621A (en) * 1957-06-07 1960-08-31 Wendel & Cie De Improvements in or relating to machines for producing pipes, tubes or conduits
BE612349A (enExample) 1961-01-05
GB1034421A (en) * 1962-01-26 1966-06-29 Erling Jensen Improvements in tube making machines
US3256724A (en) * 1963-05-07 1966-06-21 Armco Steel Corp Method and apparatus for forming helical, lock seam or welded pipe
US3263321A (en) * 1964-03-12 1966-08-02 Jack P Lombardi Method and machine for making spiral seamed pipe
FR2052057A5 (enExample) * 1969-07-10 1971-04-09 Bourg Havre Trefil Cable
DE2007378A1 (en) * 1970-02-11 1971-11-18 Berliner Maschinenbau Ag Helical seam-welded tube prodn
US3768260A (en) * 1971-08-13 1973-10-30 Westinghouse Electric Corp Manifold thermal reactor
DE2221776C3 (de) * 1972-05-04 1980-01-24 Hoesch Ag, 4600 Dortmund Steuereinrichtung zum Verstellen der Bandbiegevorrichtung eines Schraubennah trohrwerkes
FR2203379A5 (enExample) * 1972-10-12 1974-05-10 Vg Anticorrosion
JPS5126392A (en) 1974-08-27 1976-03-04 Toyo Boseki Nunobunrikiniokeru nunoshijisochi
YU333775A (en) * 1975-01-18 1982-05-31 Silo Verfahrens Ag Device for manufacturing tubes of sheet-metal strip
US4080815A (en) * 1975-06-09 1978-03-28 The Boeing Company Pinch and forming roll assembly for numerically controlled contour forming machines
DE2754483C2 (de) * 1976-12-23 1982-11-18 Emil 6603 Sulzbach Siegwart Vorrichtung zum Herstellen von Wickelrohren
JPS605375B2 (ja) * 1977-05-19 1985-02-09 日本鋼管株式会社 スパイラル鋼管製造方法
JPS5537371A (en) * 1978-09-09 1980-03-15 Dainippon Printing Co Ltd Manufacturing of spiral tube
US4337564A (en) * 1978-10-06 1982-07-06 Rib Loc Hong Kong Limited Machine and method for forming tubes from a strip
SU856609A1 (ru) * 1979-07-31 1981-08-23 Институт Механики Ан Усср Способ изготовлени цилиндрических обечаек
US4353232A (en) * 1980-01-28 1982-10-12 The Lockformer Company Apparatus for making corrugated tubing and method for joining corrugated tubing
EP0042011B1 (de) 1980-06-16 1984-05-16 Fritz Hahn GmbH & Co. KG Vorrichtung zum Herstellen von Rohren durch schraubenlinienförmiges Wickeln eines vorzugsweise gewellten Bandes
GB2099539B (en) * 1981-04-23 1985-10-02 Nippon Steel Corp Manufacturing pipe
US4622838A (en) * 1982-09-28 1986-11-18 Security Lumber & Supply Co. Apparatus for manufacturing flexible corrugated tubes
CA1231006A (en) * 1982-09-28 1988-01-05 Gunter Schafer Apparatus for manufacturing flexible corrugated tubes
JPH0239381B2 (ja) * 1982-09-30 1990-09-05 Furukawa Electric Co Ltd Ryutaiyusokannoseizohoho
SU1135776A1 (ru) * 1983-04-28 1985-01-23 Всесоюзный ордена Ленина научно-исследовательский и проектно-конструкторский институт металлургического машиностроения Способ изготовлени сменных вкладышей к формовочному устройству стана спиральношовных труб
FR2555920B1 (fr) * 1983-12-06 1987-05-07 Coflexip Dispositif pour realiser en continu une structure tubulaire spiralee en feuillard agrafe
GB8510157D0 (en) * 1985-04-20 1985-05-30 Ti Flexible Tubes Ltd Interlocked metal tube
GB8510158D0 (en) * 1985-04-20 1985-05-30 Ti Flexible Tubes Ltd Non-rotating metal strip helix
FR2589092B1 (fr) * 1985-10-28 1987-11-13 Escofier Tech Sa Procede de formage de filets helicoidaux a flanc d'inclinaison nulle ou negative
JPS63256219A (ja) * 1987-04-14 1988-10-24 Mitsubishi Heavy Ind Ltd スパイラル管製造装置
GB8710332D0 (en) 1987-04-30 1987-06-03 Daton Lovett A J Extensible elements
US4783980A (en) * 1987-10-19 1988-11-15 Ceeco Machinery Manufacturing Limited Apparatus for making helically wound interlocked flexible pipe
US4791800A (en) * 1987-10-26 1988-12-20 Pacific Roller Die Co., Inc. Roll forming process and apparatus for making ribs in strip material
GB2213748B (en) * 1987-12-21 1991-10-09 Spiro Machines Sa Production of spirally-seamed corrugated metal tubing
US5051285A (en) * 1988-07-29 1991-09-24 Pillard Products, Inc. Plastic piling
US4895011A (en) * 1989-03-20 1990-01-23 Ceeco Machinery Mfg. Co. Inc., Ltd. Continuously balanced apparatus for storing and dispensing elongate materials
US5474736A (en) * 1992-09-25 1995-12-12 Nippon Steel Welding Products & Engineering Co., Ltd. Methods for manufacturing tubes filled with powdery and granular substances
JPH06210457A (ja) 1993-01-14 1994-08-02 Nippon Steel Corp 複合溶接によるスパイラル鋼管の製造装置
US5375404A (en) * 1993-03-10 1994-12-27 The University Of Akron Wide rope with reduced internal contact stresses
US5837083A (en) * 1993-08-12 1998-11-17 Booth; John Peter Method of forming a rigid tubular body
GB2280889B (en) * 1993-08-12 1998-04-01 Royal Ordnance Plc Hollow elongated or tubular bodies and their manufacture
JP3305100B2 (ja) * 1994-03-29 2002-07-22 三菱重工業株式会社 スパイラル製管機の成形装置
US5593101A (en) * 1995-02-27 1997-01-14 Ceeco Machinery Manufacturing, Ltd. Apparatus for and method of continuously spooling a filament on reels with accessible long inside ends
JPH09122744A (ja) * 1995-10-31 1997-05-13 Nippon Steel Weld Prod & Eng Co Ltd 防食鋼管杭の製造方法
US6089276A (en) * 1996-03-01 2000-07-18 Osaka Bosui Construction Co., Ltd. Method for repairing buried pipe using a metal pipe and method for manufacturing metal pipes that are used in the repairing method
FR2767494B1 (fr) * 1997-08-22 1999-09-24 Coflexip Spiraleuse
FR2772293B1 (fr) * 1997-12-17 2000-01-07 Inst Francais Du Petrole Methode et dispositif pour la fabrication d'une carcasse de tube flexible
US6209607B1 (en) * 1999-02-23 2001-04-03 The Lamson & Sessions Co. Conduit-making apparatus with a multiple diameter winding drum
WO2002052184A2 (en) 2000-12-22 2002-07-04 Mitsui Babcock Energy Limited Insulated compound pipe
GB0414837D0 (en) * 2004-07-02 2004-08-04 Booth John P Improvements in or relating to tubular bodies and methods of forming same
GB0611058D0 (en) * 2006-06-05 2006-07-12 Iti Scotland Ltd Tubular members and methods of forming same

Also Published As

Publication number Publication date
GB2433453A (en) 2007-06-27
AU2006327969A1 (en) 2007-06-28
WO2007072079A1 (en) 2007-06-28
CN101346197A (zh) 2009-01-14
MX2008008218A (es) 2008-09-24
US8955362B2 (en) 2015-02-17
GB2433453B (en) 2010-08-11
JP5118647B2 (ja) 2013-01-16
BRPI0621126A2 (pt) 2011-11-29
BRPI0621126B1 (pt) 2019-05-28
EG24869A (en) 2010-11-03
CA2632644A1 (en) 2007-06-08
JP2009520604A (ja) 2009-05-28
RU2008130372A (ru) 2010-01-27
EP1971450A1 (en) 2008-09-24
US20120291956A1 (en) 2012-11-22
PE20070835A1 (es) 2007-08-24
CA2632644C (en) 2015-11-24
US20090165518A1 (en) 2009-07-02
CN101346197B (zh) 2013-07-17
GB0526409D0 (en) 2006-02-08
RU2415726C2 (ru) 2011-04-10
AU2006327969B2 (en) 2011-12-01

Similar Documents

Publication Publication Date Title
MA30058B1 (fr) Appareil et procede de fabrication de structures d'enroulement helicoidales
EP3916651A4 (en) DESIGN SUPPORT METHOD OF METAL MATERIAL, METHOD OF GENERATION OF PREDICTION MODEL, METHOD OF MANUFACTURE OF METAL MATERIAL AND DESIGN SUPPORT DEVICE
MX2012000632A (es) Aparato y metodo para producir un tubo de riego.
EP1734066A4 (en) POLYROTAXAN-CONTAINING POLYMER MATERIAL AND METHOD OF MANUFACTURING THEREOF
EP2085209A4 (en) Tube manufacturing apparatus, and existing-tube reconditioning method using the tube manufacturing apparatus
EP2138992A4 (en) METHOD AND DEVICE FOR PRODUCING A DISPLAY ELEMENT AND DISPLAY ELEMENT
EP2286980A4 (en) NANOPRESSION FORM, METHOD FOR THE PRODUCTION THEREOF, AND METHOD FOR THE PRODUCTION OF A SHAPED RESIN OF ART WITH A FINITE, BUT ROBUST STRUCTURE ON A SURFACE AND FOR THE PRODUCTION OF A WIRE GRILLE POLARIZER
EP2351706A4 (en) METHOD FOR THE PRODUCTION OF GRAPHES / SiC COMPOSITE AND GRAPHES / SiC COMPOSITES MADE THEREFOR
MA33099B1 (fr) Procede et dispositif de fabrication automatisee d'au moins une piece allongee a une ou plusieurs couches en materiaux composites
EP2226305A4 (en) HEAT-FINISHING GLASS AND METHOD FOR PRODUCING HEAT-FINISHING GLASS
FR2891281B1 (fr) Procede de fabrication d'un element en couches minces.
EP2042895A4 (en) METHOD FOR PRODUCING AN INSULATION SHEET FOR CIRCULAR POLARIZED LIGHT AND COATING FILM DEVICE
EP2181459A4 (en) METHOD FOR PRODUCING A THIN FILM AND DEVICE FOR PRODUCING THEREOF
TW200739267A (en) Photosensitive transfer material, bulkhead and production method thereof, optical element and production method thereof, and display device
ATE423638T1 (de) Herstellung von profilen mit einem sich in längsrichtung verändernden querschnitt
DE502004007481D1 (de) Bandschleifmaschine, vorzugsweise für die Kombination mit einem Vorsatzgerät für das Ausschleifen von Rohrenden
ATE317732T1 (de) Vorrichtung zum reinigen und polieren von drahtoberflächen sowie zur verbesserung der drahtqualität für die weiterverarbeitung
IT8348740A1 (it) Macchina bordatrice a rulli per nastri metallici e simili
EP1726680A4 (en) CARBONATED THIN FILM, METHOD OF MANUFACTURING THEM AND ELEMENT USING THE THIN FILM
FR2895041B1 (fr) Bielle a tube en un materiau composite et procede de fabrication d'une telle bielle
ATE517374T1 (de) Spiralrolle für uhren
GB0302654D0 (en) Processes of forming small diameter rods and tubes
EP1852897A4 (en) NITRID SEMICONDUCTOR MATERIAL AND METHOD FOR PRODUCING A NITRIDE SEMICONDUCTOR CRYSTAL
WO2005096351A3 (en) Fabrication and use of superlattice
DE602006004406D1 (de) Platzierungsverfahren eines Drahtelementes, das für die Bildung von ring- oder ellipsoidartigen Vorformlingen geeignet ist