NL7308660A - - Google Patents

Info

Publication number
NL7308660A
NL7308660A NL7308660A NL7308660A NL7308660A NL 7308660 A NL7308660 A NL 7308660A NL 7308660 A NL7308660 A NL 7308660A NL 7308660 A NL7308660 A NL 7308660A NL 7308660 A NL7308660 A NL 7308660A
Authority
NL
Netherlands
Application number
NL7308660A
Other versions
NL156346B (nl
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 NL7308660A publication Critical patent/NL7308660A/xx
Publication of NL156346B publication Critical patent/NL156346B/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L9/00Rigid pipes
    • F16L9/18Double-walled pipes; Multi-channel pipes or pipe assemblies
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/11Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels comprising two or more partially or fully enclosed cavities, e.g. honeycomb-shaped
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/12Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/13Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/131Curved articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/88Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911Cooling
    • B29C48/9115Cooling of hollow articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C53/00Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/56Winding and joining, e.g. winding spirally
    • B29C53/58Winding and joining, e.g. winding spirally helically
    • B29C53/78Winding and joining, e.g. winding spirally helically using profiled sheets or strips
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C53/00Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/80Component parts, details or accessories; Auxiliary operations
    • B29C53/82Cores or mandrels
    • B29C53/821Mandrels especially adapted for winding and joining
    • B29C53/825Mandrels especially adapted for winding and joining for continuous winding
    • B29C53/827Mandrels especially adapted for winding and joining for continuous winding formed by several elements rotating about their own axes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C53/00Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/80Component parts, details or accessories; Auxiliary operations
    • B29C53/84Heating or cooling
    • B29C53/845Heating or cooling especially adapted for winding and joining
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/022Particular heating or welding methods not otherwise provided for
    • B29C65/028Particular heating or welding methods not otherwise provided for making use of inherent heat, i.e. the heat for the joining comes from the moulding process of one of the parts to be joined
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/01General aspects dealing with the joint area or with the area to be joined
    • B29C66/05Particular design of joint configurations
    • B29C66/10Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/114Single butt joints
    • B29C66/1142Single butt to butt joints
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/50General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/52Joining tubular articles, bars or profiled elements
    • B29C66/522Joining tubular articles
    • B29C66/5227Joining tubular articles for forming multi-tubular articles by longitudinally joining elementary tubular articles wall-to-wall (e.g. joining the wall of a first tubular article to the wall of a second tubular article) or for forming multilayer tubular articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/70General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/71General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L9/00Rigid pipes
    • F16L9/16Rigid pipes wound from sheets or strips, with or without reinforcement
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/04Dielectric heating, e.g. high-frequency welding, i.e. radio frequency welding of plastic materials having dielectric properties, e.g. PVC
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/14Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2009/00Layered products
    • B29L2009/005Layered products coated
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00Tubular articles
    • B29L2023/005Hoses, i.e. flexible
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00Tubular articles
    • B29L2023/22Tubes or pipes, i.e. rigid
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2024/00Articles with hollow walls
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S138/00Pipes and tubular conduits
    • Y10S138/11Shape

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
NL7308660.A 1972-06-21 1973-06-21 Buis van groot kaliber met als buiswand een schroeflijnvormig gewikkeld, hol, thermoplastisch kunststofprofiel. NL156346B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GR4860972 1972-06-21

Publications (2)

Publication Number Publication Date
NL7308660A true NL7308660A (pt) 1973-12-27
NL156346B NL156346B (nl) 1978-04-17

Family

ID=10927291

Family Applications (2)

Application Number Title Priority Date Filing Date
NL7308659.A NL159324B (nl) 1972-06-21 1973-06-21 Werkwijze en inrichting voor het vervaardigen van een buis van groot kaliber, alsmede buis van groot kaliber vervaardigd onder toepassing van de werkwijze.
NL7308660.A NL156346B (nl) 1972-06-21 1973-06-21 Buis van groot kaliber met als buiswand een schroeflijnvormig gewikkeld, hol, thermoplastisch kunststofprofiel.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL7308659.A NL159324B (nl) 1972-06-21 1973-06-21 Werkwijze en inrichting voor het vervaardigen van een buis van groot kaliber, alsmede buis van groot kaliber vervaardigd onder toepassing van de werkwijze.

Country Status (24)

Country Link
US (2) US3926223A (pt)
KR (2) KR780000523B1 (pt)
AT (1) AT330532B (pt)
AU (1) AU474215B2 (pt)
BG (1) BG26820A3 (pt)
BR (1) BR7304583D0 (pt)
CA (2) CA1013110A (pt)
CH (1) CH558904A (pt)
CS (1) CS193473B2 (pt)
DD (2) DD104468A5 (pt)
DE (1) DE2308418B2 (pt)
EG (1) EG10963A (pt)
ES (1) ES216340Y (pt)
HU (1) HU169906B (pt)
IL (1) IL42376A (pt)
IT (2) IT990664B (pt)
NL (2) NL159324B (pt)
PH (1) PH10963A (pt)
PL (1) PL101465B1 (pt)
RO (2) RO88505A (pt)
SE (1) SE401642B (pt)
SU (1) SU725548A3 (pt)
TR (1) TR18528A (pt)
ZA (1) ZA733496B (pt)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8663767B2 (en) 2010-01-22 2014-03-04 Oy Kwh Pipe Ab Hollow profile used in the manufacture of a pipe

Families Citing this family (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7906526A (nl) * 1979-08-30 1981-03-03 Int Chem Eng Ets Werkwijze en inrichting voor het krommen van buizen.
DE3036428C2 (de) * 1980-09-26 1984-08-30 Fafco S.A., Bienne Verfahren zur Herstellung von zylindrischen Wickelrohrabschnitten
US4596619A (en) * 1982-05-17 1986-06-24 Hercules Incorporated Process for lining composite vessels
IT1152336B (it) * 1982-08-06 1986-12-31 Anthony Cesar Anselm Procedimento ed apparecchiatura per la fabbricazione di tubi flessibili in materiale plastico
US4867671A (en) * 1986-10-11 1989-09-19 U.C. Industry Co., Ltd. Apparatus for manufacturing resin tube
DE3830627A1 (de) * 1988-03-16 1989-09-28 Wiik & Hoeglund Verfahren zur herstellung eines gewickelten thermoplastischen rohres
FI82133C (sv) * 1988-08-17 1991-01-10 Kwh Pipe Ab Oy Spirallindat rör
DE3931614A1 (de) * 1989-09-22 1991-04-11 Petzetakis George A Verfahren zur herstellung eines grosskalibrigen kunststoffrohres und strangpresswerkzeug fuer die durchfuehrung des verfahrens
DE3931613C1 (pt) * 1989-09-22 1990-09-20 Petzetakis, George Aristovoulos, Piraeus, Gr
US5261988A (en) * 1989-09-22 1993-11-16 George A. Petzetakis Making large-diameter pipe
US5099888A (en) * 1990-06-04 1992-03-31 Vassallo Research And Development Corporation Impact protected, sealed, double-walled pipe body
JPH04160283A (ja) * 1990-10-24 1992-06-03 Shiro Kanao 硬質ポリ塩化ビニール管
FI90230C (fi) * 1991-01-15 1994-01-10 Skandinavisk Ecotech Ab Jätevesikaivo tai useita selkeytysaltaita käsittävä jäteveden pienpuhdistamo
DE4123920C2 (de) * 1991-07-19 1994-04-14 Bayer Ag Verfahren und Vorrichtung zum Herstellen von gewickelten Rohren
US5145216A (en) * 1991-07-23 1992-09-08 Vassallo Research And Development Corporation Pipe connection assembly
US5727598A (en) * 1993-04-30 1998-03-17 Advanced Drainage Systems, Inc. Pipe wall segment and pipe having sidewall
US5362114A (en) * 1993-11-09 1994-11-08 Levingston Jerry C Pipe joint and method for forming same for threaded connection of profile pipe
US5505897A (en) * 1994-04-07 1996-04-09 Advanced Drainage Systems, Inc. Method for forming a pipe
WO1995027867A1 (en) * 1994-04-07 1995-10-19 Advanced Drainage Systems, Inc. Process for forming pipe of improved construction
US5848223A (en) * 1994-05-27 1998-12-08 Steward Plastics, Inc. Double-walled flexible tubing product with helical support bead and heating conductor and apparatus and method for making
US5454061A (en) * 1994-05-27 1995-09-26 Steward Plastics, Inc. Apparatus and method for making flexible tubing with helically wound heating conductor
US6021817A (en) * 1994-10-07 2000-02-08 Phillips Petroleum Company Multi-layer plastic helical pipe and method for the production thereof
US6306235B1 (en) * 1997-10-16 2001-10-23 Nomaco, Inc. Spiral formed products and method of manufacture
US6405974B1 (en) * 1998-08-12 2002-06-18 F. John Herrington Ribbed core dual wall structure
US6105649A (en) * 1998-09-30 2000-08-22 Jerry C. Levingston Pipe extrusion apparatus including winding a hollow profile
US6209607B1 (en) 1999-02-23 2001-04-03 The Lamson & Sessions Co. Conduit-making apparatus with a multiple diameter winding drum
US6250908B1 (en) 1999-02-23 2001-06-26 The Lamson & Sessions Co. Conduit-making apparatus with a variable diameter winding drum
US6199676B1 (en) * 1999-04-06 2001-03-13 Air Cruisers Company Inflatable tubular structure with spiral seam
FI107522B (sv) 1999-11-03 2001-08-31 Kwh Pipe Ab Oy Förfarande och anordning för framställning av spirallindat rör
US20070034274A1 (en) * 2000-07-27 2007-02-15 Proteus, Inc. Extrusion apparatus
UA75365C2 (en) * 2000-08-16 2006-04-17 Bristol Myers Squibb Co Epothilone analog polymorph modifications, a method for obtaining thereof (variants), a pharmaceutical composition based thereon
TW530140B (en) 2001-08-02 2003-05-01 Goodyear Tire & Rubber Flexible PVC helical hose
EP1444084A2 (en) * 2001-08-03 2004-08-11 Proteus Inc. Manufacturing process and apparatus for making a helical rib tube
FI115391B (fi) * 2001-10-03 2005-04-29 Kwh Pipe Ab Oy Menetelmä säiliön kevytrakenteisen päädyn valmistamiseksi ja tällaisella päädyllä varustettu säiliö
US7011345B2 (en) 2002-09-27 2006-03-14 The Lamson & Sessions Co. Pipe joint and couplers
FI115484B (fi) * 2003-02-25 2005-05-13 Kwh Pipe Ab Oy Putken valmistuksessa käytettävä onteloprofiili
US20050263244A1 (en) * 2004-05-27 2005-12-01 Randal Henderson Foam welding and profile manufacturing system
EP2230470A3 (en) * 2009-03-20 2013-12-18 Renewable Resource Recovery Corp. Heat Exchange System
US20110214772A1 (en) * 2010-03-03 2011-09-08 Ju Hwan Lee Spiral hose
CN107050617B (zh) 2011-06-03 2021-02-26 费雪派克医疗保健有限公司 医用管和制造方法
WO2013009193A1 (en) 2011-07-13 2013-01-17 Fisher & Paykel Healthcare Limited Impeller and motor assembly
CN102230554B (zh) * 2011-07-15 2012-08-15 娄底市朝阳塑胶有限公司 一种钢塑多元复合管材的生产方法
EP3446737B8 (en) 2012-04-05 2021-12-22 Fisher & Paykel Healthcare Limited Respiratory assistance apparatus
CA3176227A1 (en) 2012-11-14 2014-05-22 Fisher & Paykel Healthcare Limited Zone heating for respiratory circuits
FI124400B (en) * 2012-11-20 2014-08-15 Uponor Infra Oy Method and apparatus for making spirally wound and welded pipe
DE112013005798T5 (de) 2012-12-04 2015-11-26 Ibrahim Al-Tiay Medizinischer Schlauch und Herstellungsverfahren
AU2013101734A4 (en) 2012-12-18 2015-09-24 Fisher & Paykel Healthcare Limited Impeller and motor assembly
US10814091B2 (en) 2013-10-24 2020-10-27 Fisher & Paykel Healthcare Limited System for delivery of respiratory gases
CA3176263A1 (en) 2013-12-20 2015-06-25 Fisher & Paykel Healthcare Limited Humidification system connections
CN106232167B (zh) 2014-03-17 2020-03-24 费雪派克医疗保健有限公司 用于呼吸系统的医用管
JP2017517319A (ja) 2014-05-27 2017-06-29 フィッシャー アンド ペイケル ヘルスケア リミテッド 医療機器のためのガスの混合および測定
CA3177078A1 (en) 2015-09-09 2017-03-16 Fisher & Paykel Healthcare Limited Zone heating for respiratory circuits
GB2598024B (en) 2015-12-02 2022-05-04 Fisher & Paykel Healthcare Ltd Flow path sensing for flow therapy apparatus
EP3544662A4 (en) 2016-12-22 2020-07-29 Fisher & Paykel Healthcare Limited MEDICAL TUBES AND METHOD FOR THE PRODUCTION THEREOF
US10077854B1 (en) * 2017-03-15 2018-09-18 Arevo, Inc. Duct fabricated with additive manufacturing
US10041612B1 (en) * 2017-03-15 2018-08-07 Arevo, Inc. Curvilinear duct fabricated with additive manufacturing
EP3615820A4 (en) 2017-04-23 2021-01-06 Fisher & Paykel Healthcare Limited BREATHING ASSISTANCE DEVICE

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2640501A (en) * 1946-12-24 1953-06-02 Int Standard Electric Corp Tube and its manufacture
US2576835A (en) * 1946-12-31 1951-11-27 Bell Telephone Labor Inc Flexible wave guide
US2671939A (en) * 1950-04-28 1954-03-16 Nat Clay Pipe Res Corp Method and apparatus for forming tubular ceramic bodies
US2874722A (en) * 1952-10-06 1959-02-24 Eva F Hamblin Buoyant, insulated flexible tubing and method of making same
US3617415A (en) * 1969-04-23 1971-11-02 Manfred Hawerkamp Method of making hollow reinforced bodies
US3811478A (en) * 1969-10-29 1974-05-21 S Ahlqvist Tube wall
US3787552A (en) * 1970-12-21 1974-01-22 Alliance Rubber Co Method and apparatus for forming thinwalled tubular articles

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8663767B2 (en) 2010-01-22 2014-03-04 Oy Kwh Pipe Ab Hollow profile used in the manufacture of a pipe

Also Published As

Publication number Publication date
DE2308417A1 (de) 1974-01-17
KR780000524B1 (en) 1978-10-26
ES216340Y (es) 1976-12-16
IT990664B (it) 1975-07-10
BR7304583D0 (pt) 1974-08-15
EG10963A (en) 1976-11-30
PH10963A (en) 1977-10-13
NL7308659A (pt) 1973-12-27
DE2308418B2 (de) 1976-04-08
SU725548A3 (ru) 1980-03-30
US3926223A (en) 1975-12-16
IL42376A0 (en) 1973-07-30
CH558904A (de) 1975-02-14
NL156346B (nl) 1978-04-17
DD105417A5 (pt) 1974-04-20
NL159324B (nl) 1979-02-15
DE2308418A1 (de) 1974-01-10
DD104468A5 (pt) 1974-03-12
HU169906B (pt) 1977-02-28
AU474215B2 (en) 1976-07-15
US3917500A (en) 1975-11-04
ATA466973A (de) 1975-09-15
CA1013110A (en) 1977-07-05
DE2308417B2 (de) 1975-10-30
PL101465B1 (pl) 1978-12-30
RO88505A (ro) 1986-02-28
IL42376A (en) 1976-08-31
RO88506A (ro) 1986-02-28
IT990665B (it) 1975-07-10
KR780000523B1 (en) 1978-10-26
SE401642B (sv) 1978-05-22
BG26820A3 (bg) 1979-06-12
TR18528A (tr) 1977-03-16
CS193473B2 (en) 1979-10-31
ZA733496B (en) 1974-04-24
ES216340U (es) 1976-08-01
AT330532B (de) 1976-07-12
CA984315A (en) 1976-02-24
AU5644073A (en) 1974-12-05

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