NL175458B - Werkwijze voor het vervaardigen van een lasmof voor thermoplastische buizen. - Google Patents

Werkwijze voor het vervaardigen van een lasmof voor thermoplastische buizen.

Info

Publication number
NL175458B
NL175458B NLAANVRAGE7402857,A NL7402857A NL175458B NL 175458 B NL175458 B NL 175458B NL 7402857 A NL7402857 A NL 7402857A NL 175458 B NL175458 B NL 175458B
Authority
NL
Netherlands
Prior art keywords
manufacturing
method
welding socket
thermoplastic tubes
thermoplastic
Prior art date
Application number
NLAANVRAGE7402857,A
Other languages
English (en)
Other versions
NL175458C (nl
NL7402857A (nl
Original Assignee
Sturm Werner
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
Priority to CH360673A priority Critical patent/CH553368A/de
Priority to CH360573A priority patent/CH553369A/de
Application filed by Sturm Werner filed Critical Sturm Werner
Publication of NL7402857A publication Critical patent/NL7402857A/xx
Publication of NL175458B publication Critical patent/NL175458B/nl
Application granted granted Critical
Publication of NL175458C publication Critical patent/NL175458C/nl

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D23/00Producing tubular articles
    • B29D23/001Pipes; Pipe joints
    • B29D23/003Pipe joints, e.g. straight joints
    • B29D23/005Pipe joints, e.g. straight joints provided with electrical wiring
    • 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
    • B29C65/34Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/3404Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the type of heated elements which remain in the joint
    • B29C65/342Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the type of heated elements which remain in the joint comprising at least a single wire, e.g. in the form of a winding
    • 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
    • B29C65/34Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/3472Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the composition of the heated elements which remain in the joint
    • B29C65/3476Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the composition of the heated elements which remain in the joint being metallic
    • 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
    • B29C66/112Single lapped joints
    • B29C66/1122Single lap to lap joints, i.e. overlap 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
    • B29C66/5221Joining tubular articles for forming coaxial connections, i.e. the tubular articles to be joined forming a zero angle relative to each other
    • 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
    • B29C66/5229Joining tubular articles involving the use of a socket
    • B29C66/52291Joining tubular articles involving the use of a socket said socket comprising a stop
    • B29C66/52292Joining tubular articles involving the use of a socket said socket comprising a stop said stop being internal
    • 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
    • B29C66/90Measuring or controlling the joining process
    • B29C66/91Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux
    • B29C66/912Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux
    • B29C66/9121Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux by measuring the temperature
    • B29C66/91211Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux by measuring the temperature with special temperature measurement means or methods
    • B29C66/91218Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux by measuring the temperature with special temperature measurement means or methods using colour change, e.g. using separate colour indicators
    • 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
    • B29C66/90Measuring or controlling the joining process
    • B29C66/91Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux
    • B29C66/912Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux
    • B29C66/9121Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux by measuring the temperature
    • B29C66/91221Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux by measuring the temperature 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
    • B29C66/90Measuring or controlling the joining process
    • B29C66/97Checking completion of joining or correct joining by using indications on at least one of the joined parts
    • B29C66/972Checking completion of joining or correct joining by using indications on at least one of the joined parts by extrusion of molten material
    • 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
    • F16L47/00Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
    • F16L47/02Welded joints; Adhesive joints
    • F16L47/03Welded joints with an electrical resistance incorporated in the joint
    • 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
    • B29C65/34Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/3468Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the means for supplying heat to said heated elements which remain in the join, e.g. special electrical connectors of windings
    • 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
    • B29C66/73General 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 intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/737General 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 intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined
    • B29C66/7371General 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 intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined oriented or heat-shrinkable
    • B29C66/73715General 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 intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined oriented or heat-shrinkable heat-shrinkable
NLAANVRAGE7402857,A 1973-03-14 1974-03-01 Werkwijze voor het vervaardigen van een lasmof voor thermoplastische buizen. NL175458C (nl)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CH360673A CH553368A (de) 1973-03-14 1973-03-14 Muffe aus thermoplastischem kunststoff.
CH360573A CH553369A (de) 1973-03-14 1973-03-14 Elektrisch schweissbare kunststoffmuffe mit einer elektrischen steckverbindung.

Publications (3)

Publication Number Publication Date
NL7402857A NL7402857A (nl) 1974-09-17
NL175458B true NL175458B (nl) 1984-06-01
NL175458C NL175458C (nl) 1984-11-01

Family

ID=25693412

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7402857,A NL175458C (nl) 1973-03-14 1974-03-01 Werkwijze voor het vervaardigen van een lasmof voor thermoplastische buizen.

Country Status (8)

Country Link
US (1) US3943334A (nl)
AT (1) AT333085B (nl)
DE (1) DE2410039C3 (nl)
FR (1) FR2221679B1 (nl)
GB (1) GB1440713A (nl)
IT (1) IT1010658B (nl)
NL (1) NL175458C (nl)
SE (1) SE401394B (nl)

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CH606895A5 (nl) * 1975-12-18 1978-11-15 Geberit Ag
US4117311A (en) * 1976-03-22 1978-09-26 Von Roll Ag. Electric welding muff
FR2353381B1 (nl) * 1976-06-03 1980-10-03 Pont A Mousson
CH622870A5 (nl) * 1977-06-03 1981-04-30 Werner Sturm
CH627249A5 (nl) * 1978-04-21 1981-12-31 Werner Sturm
CH627962A5 (de) * 1978-04-28 1982-02-15 Werner Sturm Verfahren und geraet zum verbinden thermoplastischer leitungselemente.
CH631252A5 (de) * 1978-05-29 1982-07-30 Werner Sturm Verfahren und vorrichtung zur herstellung einer elektro-schweissmuffe aus einem thermoplast.
DE2966521D1 (en) * 1978-09-01 1984-02-09 Ube Industries Heat shrinkable covers
CH632078A5 (en) * 1978-09-12 1982-09-15 Von Roll Ag Collar for connecting line elements
US4226444A (en) * 1978-12-26 1980-10-07 Pilgrim Engineering Developments Limited Pipe joints
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US4313053A (en) * 1980-01-02 1982-01-26 Von Roll A.G. Welding sleeve of thermoplastic material
CH645449A5 (de) * 1980-03-04 1984-09-28 Von Roll Ag Elektrisch schweissbare muffe zum verbinden von leitungselementen.
US4530520A (en) * 1980-03-13 1985-07-23 Von Roll Ag Electrically weldable bushings
JPS6142160B2 (nl) * 1980-08-22 1986-09-19 Esudan Pty Ltd
CH648393A5 (de) * 1980-08-29 1985-03-15 Werner Sturm Elektro-schweissmuffe aus einem thermoplast zum verbinden von leitungselementen aus thermoplast.
DE3204681C2 (nl) * 1982-02-11 1986-02-06 Friedrichsfeld Gmbh, Steinzeug- Und Kunststoffwerke, 6800 Mannheim, De
US4508368A (en) * 1982-03-01 1985-04-02 R & G Sloane Mfg. Co., Inc. Plastic pipe joint
US4713129A (en) * 1983-08-19 1987-12-15 Central Plastics Company Plastic pile protector and method of covering a pile with same
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DE3411179C1 (en) * 1984-03-27 1986-01-16 Friedrichsfeld Gmbh Electrical welding fitting or welding collar
GB8410765D0 (en) * 1984-04-27 1984-06-06 Glynwed Tubes & Fittings Fusion pad
EP0171450A1 (de) * 1984-08-14 1986-02-19 Österreichische Salen-Kunststoffwerk Gesellschaft m.b.H. Rohrverbindung für Kunststoffrohre und Verfahren zur Herstellung
AU581014B2 (en) * 1984-08-28 1989-02-09 Von Roll Ag Weldable connecting member for connecting or joining thermoplastic pipe elements
JPS61136094A (en) * 1984-11-30 1986-06-23 Von Roll Ag Electrically weldable sleeve for joining thermoplastic synthetic resin duct section
GB8606790D0 (en) * 1986-03-19 1986-04-23 Glynwed Tubes & Fittings Thermoplastics member
GB2189737A (en) * 1986-04-23 1987-11-04 Du Pont Heat weldable pipe fittings
GB2194749A (en) * 1986-09-09 1988-03-16 Du Pont Method of manufacturing heat-weldable thermoplastic fittings
NL8602469A (nl) * 1986-09-30 1988-04-18 Wavin Bv Werkwijze alsmede inrichting en extrusiekop voor het onder toepassen van extrusie vervaardigen van lasbuismoffen en lasfittingen uit thermoplastische materiaal onder toepassing van een in een eerste extruder gevormd eerste buisdeel.
US4927184A (en) * 1986-11-07 1990-05-22 Atochem Pipes base on polyolefin resin for manufacturing pipelines and couplings for assembling them
NL8700299A (nl) * 1987-02-09 1988-09-01 Wavin Bv Lasmof uit thermoplastische kunststof, werkwijze voor het vormen van een dergelijke lasmof alsmede gereedschap voor gebruik bij het uitvoeren van een dergelijke werkwijze.
US4852914A (en) * 1987-06-19 1989-08-01 Milfuse Systems, Inc. Plastic pipeline having rapidly fusible joints and method of making same
US5150923A (en) * 1987-06-29 1992-09-29 Hitach Metals, Ltd. Plastic pipe joint assembly for joining sections of plastic pipe
GB8805911D0 (en) * 1988-03-12 1988-04-13 Victaulic Plc Process for jointing of polyolefin bodies
US4906313A (en) * 1988-05-09 1990-03-06 R. W. Lyall & Company, Inc. Fusion weld method and assembly for forming a fusion welded joint between pipe sections
CA1321626C (en) * 1988-07-21 1993-08-24 Naotake Uda Electrofusion of electrofusion joint, method of confirming state of fusion and fusion joint suitable for use in the methods
US5252157A (en) * 1989-05-01 1993-10-12 Central Plastics Company Electrothermal fusion of large diameter pipes by electric heating wire wrapping and sleeve connector
IT1240397B (it) * 1990-07-12 1993-12-10 Saiag Ind Spa Raccordo di derivazione tra un tubo flessibile principale ed un tubo flessibile secondario.
GB9105937D0 (en) * 1991-03-20 1991-05-08 Victaulic Plc Weldable pipe fittings and pipe joints formed therewith
GB2255041B (en) * 1991-04-24 1995-04-19 British Gas Plc Polyolefin coupler for joining polyolefin pipes
DE4203626C2 (de) * 1992-02-08 1993-11-04 Fischer Georg Rohrleitung Schweissmuffe und verfahren zu deren herstellung
DE4332196C2 (de) * 1993-09-22 1996-09-19 Fischer Georg Rohrleitung Schweißmuffe aus thermoplastischem Material
GB9408461D0 (en) 1994-04-28 1994-06-22 Glynwed Plastics Method of manufacturing and electrofusion coupler
CH687640A5 (de) * 1994-04-29 1997-01-15 Fischer Georg Rohrleitung Verbindungsformteil fuer Abzweiganschluesse bei einer Rohrleitung.
US6274073B1 (en) * 1996-06-12 2001-08-14 Manibs Spezialarmaturen Gmbh & Co. Kg Process for producing a pipe fitting consisting of thermally weldable material
SE506069C2 (sv) * 1996-11-29 1997-11-10 Forsheda Ab Anordning vid rörkoppling
DE19722275C2 (de) * 1997-05-28 2000-09-21 Wavin Bv Verbindung von Kunststoffrohrteilen
DE19807950A1 (de) * 1998-02-25 1999-09-09 Merle Heizwendelfitting mit Schrumpfmantel
DE19943192A1 (de) * 1999-09-09 2001-04-05 Hotset Heizpatronen Zubehoer Rohrförmiges Heizelement
AU780812B2 (en) * 1999-09-14 2005-04-21 Georg Fischer Wavin Ag Improved welding socket
US6398264B1 (en) * 2000-03-16 2002-06-04 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Thermally activated joining apparatus
US6781099B2 (en) 2001-03-12 2004-08-24 Karl-Heinz Krah Gmbh Electrofusion socket forming system
US8418565B2 (en) * 2006-06-29 2013-04-16 Krohne Ag Heated pipe connecting device for installation of a flow meter
DK2486310T3 (da) 2009-10-06 2020-05-18 Prinsco Inc Varmesmeltelig pakning og fremgangsmåde til fremstilling heraf
FR2963654B1 (fr) * 2010-08-06 2013-12-13 Saipem Sa Conduite comportant un chemisage interne et un manchon tubulaire de jonction en matiere plastique
AU2012273037B2 (en) * 2011-06-21 2016-09-01 United Pipeline Systems, Inc. Connections of lined pipe
CN103687097A (zh) * 2013-12-03 2014-03-26 天津航空机电有限公司 一种加热丝套管
GB2571924A (en) * 2018-03-07 2019-09-18 Subsea 7 Ltd Electrofusion fittings for lined pipes

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US3094452A (en) * 1955-07-23 1963-06-18 Sued West Chemie Gmbh Method of making interlocked welded connections between shaped thermoplastic articles
US2845516A (en) * 1955-11-28 1958-07-29 Jones Louis Franklin Electric cable connector with soldered joints
US3061503A (en) * 1956-10-29 1962-10-30 Dow Chemical Co Method of joining pipes by means of an electrically heatable sleeve
US2930634A (en) * 1957-02-21 1960-03-29 Coast Mfg And Supply Co Coupler and method of joining conduits
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US3304408A (en) * 1964-07-16 1967-02-14 Gen Electric Electric heating devices
FR1416207A (fr) * 1964-11-30 1965-10-29 American Metal Prod Accouplement de conduites en matière plastique
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US3771852A (en) * 1971-01-29 1973-11-13 American Optical Corp Pockels cell
US3710076A (en) * 1972-02-17 1973-01-09 J Frazier Radiant surface-heater and temperature sensing assembly

Also Published As

Publication number Publication date
US3943334A (en) 1976-03-09
FR2221679A1 (nl) 1974-10-11
AT333085B (de) 1976-11-10
NL7402857A (nl) 1974-09-17
SE401394B (sv) 1978-05-02
DE2410039B2 (nl) 1978-08-24
IT1010658B (it) 1977-01-20
FR2221679B1 (nl) 1980-12-19
DE2410039C3 (nl) 1979-05-17
GB1440713A (en) 1976-06-23
ATA201874A (de) 1976-02-15
DE2410039A1 (de) 1974-09-19
NL175458C (nl) 1984-11-01

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