NL7004399A - - Google Patents

Info

Publication number
NL7004399A
NL7004399A NL7004399A NL7004399A NL7004399A NL 7004399 A NL7004399 A NL 7004399A NL 7004399 A NL7004399 A NL 7004399A NL 7004399 A NL7004399 A NL 7004399A NL 7004399 A NL7004399 A NL 7004399A
Authority
NL
Netherlands
Application number
NL7004399A
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 filed Critical
Publication of NL7004399A publication Critical patent/NL7004399A/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/56—Winding and joining, e.g. winding spirally
    • B29C53/58—Winding and joining, e.g. winding spirally helically
    • B29C53/60—Winding and joining, e.g. winding spirally helically using internal forming surfaces, e.g. mandrels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Laminated Bodies (AREA)
NL7004399A 1969-03-29 1970-03-26 NL7004399A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB06592/69A GB1268567A (en) 1969-03-29 1969-03-29 Improvements in a process for the production of tubular articles

Publications (1)

Publication Number Publication Date
NL7004399A true NL7004399A (es) 1970-10-01

Family

ID=10080113

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7004399A NL7004399A (es) 1969-03-29 1970-03-26

Country Status (12)

Country Link
US (1) US3671348A (es)
AT (1) AT326907B (es)
BR (1) BR7017781D0 (es)
CA (1) CA923030A (es)
CH (1) CH507798A (es)
DE (1) DE2014648C2 (es)
ES (1) ES378023A1 (es)
FI (1) FI51567C (es)
FR (1) FR2039948A5 (es)
GB (1) GB1268567A (es)
NL (1) NL7004399A (es)
SE (1) SE356925B (es)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3811478A (en) * 1969-10-29 1974-05-21 S Ahlqvist Tube wall
US3969170A (en) * 1971-10-22 1976-07-13 Mannesmann Aktiengesellschaft Method for making a thermoplastic sleeve to be used as coupler fitting for tubes
US3974019A (en) * 1972-02-29 1976-08-10 Kakuichi Mfg. Co., Ltd. Apparatus for manufacturing plastic pipes
US4002518A (en) * 1974-03-28 1977-01-11 United Technologies Corporation Helically fluted deep hole cathode and method of making same
JPS5292285A (en) * 1976-01-30 1977-08-03 Shin Kobe Electric Machinery Process for making plastic pipes
JPS5689531A (en) * 1979-12-20 1981-07-20 Toyo Chem Co Ltd Corrugated pipe
DE3213551C1 (de) * 1982-04-10 1983-10-06 Manfred Hawerkamp Vorrichtung zum Herstellen von Rohren,Behaeltern oder dergleichen zylindrischen Koerpern
DE3404294C1 (de) * 1984-02-08 1986-03-20 Henze GmbH, 5210 Troisdorf Rohrteil aus einem thermoplastischen Kunststoff
KR890001842B1 (ko) * 1985-02-25 1989-05-25 시로오 가나오 지하메설용 내압합성수지파이프
DE3830627A1 (de) * 1988-03-16 1989-09-28 Wiik & Hoeglund Verfahren zur herstellung eines gewickelten thermoplastischen rohres
DE19547507A1 (de) 1995-12-19 1997-06-26 Karl Heinz Krah Gmbh Werkzeug Rohr oder dgl. Formstück mit Elektromuffe, Verfahren zur Herstellung der Elektromuffe und Verfahren zur Herstellung einer Verbindung zwischen derartigen Rohren oder dgl. Formstücke
DE19547821A1 (de) 1995-12-20 1997-06-26 Karl Heinz Krah Gmbh Werkzeug Rohr o. dgl. Formstück aus thermoplastischem Kunststoff und Verfahren zu seiner Herstellung
DE102008013013A1 (de) 2007-03-21 2008-11-20 Frank & Krah Wickelrohr Gmbh Wärmeübertragendes Rohr
DE102007061177A1 (de) 2007-12-17 2009-06-25 Frank & Krah Wickelrohr Gmbh Kanalrohr
US8511245B2 (en) * 2011-05-16 2013-08-20 VIV Solutions LLC Helical strake systems
US9302869B2 (en) 2013-03-01 2016-04-05 Bell Helicopter Textron Inc. System and method of manufacturing composite core
US10131108B2 (en) 2013-03-01 2018-11-20 Bell Helicopter Textron Inc. System and method of manufacturing composite core
US9145277B2 (en) * 2013-03-01 2015-09-29 Bell Helicopter Textron Inc. System and method of manufacturing composite core
US11261675B2 (en) 2018-01-16 2022-03-01 VIV Solutions LLC Methods for constructing a helical strake segment using one or more shell sections and fins

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1450348B2 (de) * 1964-12-30 1970-05-21 Hawerkamp, Manfred, 5210 Troiadorf Verfahren zur Herstellung eines Rohres oder Behälters aus einem mit einer Verstärkungseinlage verstärkten Band aus Kunststoff

Also Published As

Publication number Publication date
DE2014648C2 (de) 1982-10-21
FI51567C (fi) 1977-02-10
US3671348A (en) 1972-06-20
ES378023A1 (es) 1972-05-16
AT326907B (de) 1976-01-12
ATA287570A (de) 1975-03-15
CA923030A (en) 1973-03-20
SE356925B (es) 1973-06-12
GB1268567A (en) 1972-03-29
CH507798A (de) 1971-05-31
BR7017781D0 (pt) 1973-01-16
FR2039948A5 (es) 1971-01-15
DE2014648A1 (de) 1970-10-01
FI51567B (es) 1976-11-01

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Legal Events

Date Code Title Description
BN A decision not to publish the application has become irrevocable