| Patents for B29D 23 - Producing tubular articles (6,162) |
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| 12/21/1993 | US5271974 Improved cement and polyolefin lined product |
| 12/16/1993 | DE4319260A1 Rotary shaft for force transmission shafts for motor vehicles - has inclined tensioner connecting axially spaced sections of pipe whose opposite ends are connected to driving and driven units |
| 12/15/1993 | CN1023092C Improvements in suction applying molded blocks in pipe forming apparatus |
| 12/09/1993 | WO1993024299A1 Tubular laminate and production thereof |
| 12/08/1993 | EP0573043A1 Reinforced rubber hose |
| 12/07/1993 | US5268134 Extrusion a rubber to form tube; adding carbon black, zinc oxide and curing agent; curing while confining in desired shape |
| 12/05/1993 | CA2097162A1 Thermoweldable connector for plastic tubes and fabrication process thereof |
| 11/25/1993 | DE4216516A1 Catheter tube with good transparency - comprising inner layer of HDPE, outer layer of thermoplastic pref. LDPE and opt. intermediate layer of thermoplastic of specified densities |
| 11/24/1993 | CN1078656A Games Racket |
| 11/23/1993 | US5264162 Process for manufacturing porous tubes of high permeability made from carbon-carbon composite material, and their application |
| 11/18/1993 | EP0569625A1 Pipe-fitting and apparatus and method for manufacturing the same |
| 11/18/1993 | DE4215919A1 Tubular or hollow moulded parts for tennis racquets, etc. - obtd. by heating network of thermoplastic and reinforcing fibres mixt. surrounding thin walled, extensible tube |
| 11/16/1993 | US5262121 Method of making and using flexible mandrel |
| 11/11/1993 | DE4215066A1 Folding bellows mfr. and associated bonding means - comprises circumferential coated fabric strips bonded together along overlapping edges with adhesive strip |
| 11/10/1993 | EP0569017A2 Molded metallized plastic microwave components and processes for manufacture |
| 11/09/1993 | US5259112 Method of making a connector |
| 10/28/1993 | WO1993021005A1 Pipe-fitting and apparatus and method for manufacturing the same |
| 10/28/1993 | CA2133828A1 Pipe-fitting and apparatus and method for manufacturing the same |
| 10/26/1993 | US5256237 Inner surface fiber affixation for manufacturing a sensor mandrel |
| 10/26/1993 | US5256233 Flexible hose construction and method of making the same |
| 10/26/1993 | US5255943 Welding sleeve and method for its manufacture |
| 10/20/1993 | CN1077411A Pipe-fitting and apparatus and method for manufact uring the same |
| 10/19/1993 | US5253995 Molding |
| 10/14/1993 | WO1993019928A1 Plastic assay cuvette having low birefringence |
| 10/13/1993 | CN1077160A Method and apparatus for the continuous manufacture of a compounds pipe with a pipe socket |
| 10/12/1993 | US5252157 Electrothermal fusion of large diameter pipes by electric heating wire wrapping and sleeve connector |
| 10/12/1993 | US5252049 For the production of cylindrical tubes with smooth inner wall |
| 10/12/1993 | US5251896 Golf club shaft made from fibre-reinforced plastic |
| 10/06/1993 | EP0563721A1 A method and apparatus for the orientation of a plastic pipe and an oriented ribbed plastic pipe |
| 10/06/1993 | EP0563575A2 Method and apparatus for continuous production of a composite pipe with sleeve |
| 10/06/1993 | EP0563375A1 Process and plant for manufacturing reinforced duroplastic tubes by centrifugal casting. |
| 10/05/1993 | CA1322646C Apparatus and method for permanently joining screw conveyor modules |
| 09/23/1993 | DE4208674A1 Folding bellows mfr. with concentric and spiral folds - uses carrier material with thermoplastic coating which is heated to soften, compressed along given fold lines and cooled while compressed |
| 09/22/1993 | EP0561495A1 Games racket |
| 09/21/1993 | US5246778 Halogenated copolymer of isoolefin and p-alkylstyrene |
| 09/16/1993 | WO1993018214A1 Controlled porosity expanded polytetrafluoroethylene products and fabrication |
| 08/24/1993 | US5238384 Apparatus for producing a composite pipe in a rotating drum |
| 08/19/1993 | WO1993015872A1 Kink resistant tubing method |
| 08/19/1993 | WO1993015785A1 Kink resistant tubing apparatus |
| 08/19/1993 | DE4204627A1 Hollow plastic automobile sun visor support with compound bends - is formed as single injection moulding by using core of pressurised gas or of low melting point alloy |
| 08/18/1993 | EP0555684A1 Welding socket and method for its manufacture |
| 08/17/1993 | US5236018 To extend the drilling column |
| 08/10/1993 | US5234520 Method of making an adhesive construction |
| 08/10/1993 | CA1321050C Manufacture of a circumferentially rigid flexible tube for an optical cable |
| 08/03/1993 | US5232755 Laminated tube container |
| 07/28/1993 | CN1074641A "Three base circle" winding shaping process for single tube type three-direction composite material load-carrying member |
| 07/22/1993 | WO1993014342A1 Plastic pipe and method of manufacturing same |
| 07/20/1993 | US5229581 Electro-welding element of conductive plastic and an electro-welding coupling including said element for interconnecting pieces made of plastic |
| 07/20/1993 | US5228186 Method of manufacturing electro-fusion fittings |
| 07/20/1993 | CA1320455C Composite material tubing with little sensitivity to elongation variation under the effect of internal pressure |
| 07/08/1993 | WO1993012921A1 Recoverable fabric sleeve |
| 07/08/1993 | DE4242435A1 Ribbed plastic flexible tube for waste gas extn. |
| 07/06/1993 | US5225132 Process and apparatus for producing a molded body of plastic material |
| 07/06/1993 | CA1319798C Method of making a bearing blanket |
| 06/30/1993 | EP0548417A1 Method for manufacturing a pipe liner. |
| 06/29/1993 | US5223067 Method of fabricating aircraft fuselage structure |
| 06/24/1993 | DE4141393A1 Injection moulding plastic tube extending in more than two direction - where core parts are injected first, then assembled by interlocking and second plastic layer is injected around outside |
| 06/23/1993 | EP0547569A2 Method for manufacturing a flexible pipe, machine for carrying out this method and pipe obtained |
| 06/09/1993 | EP0545339A1 Coupling device for endless moulding circuits |
| 06/02/1993 | CN1072630A Method of modifying corrugated or ribbed pipe to nave smooth outer wall |
| 05/26/1993 | EP0543243A1 Method of modifying corrugated or ribbed pipe to have a smooth outer wall |
| 05/26/1993 | CA2080151A1 Modular tubular extrusion head and a process for extruding tubular articles |
| 05/23/1993 | CA2056060A1 Method of modifying corrugated or ribbed pipe to have a smooth outer wall |
| 05/18/1993 | US5211798 Apparatus for the production of tubes |
| 05/18/1993 | CA1317733C Process and device for the manufacture of compression-molded articles from thermoplastic compound |
| 05/13/1993 | WO1993009372A1 Heat shrinkable sleeve for connecting a pipe and cable |
| 05/13/1993 | WO1993008978A1 An ultrasonically welded plastic ribbon and apparatus and process for forming same |
| 05/13/1993 | CA2122122A1 An ultrasonically welded plastic ribbon and apparatus and process for forming same |
| 05/12/1993 | EP0540770A1 Impact protected , sealed, double-walled pipe body |
| 05/11/1993 | US5209882 Means and method for forming syringe |
| 05/11/1993 | US5209795 Method of forming a seal removal tab on a collapsible tube |
| 05/05/1993 | EP0539429A1 Composite pipe with one or more layers of strip material wound around an inner pipe and reel provided with such a composite pipe wound onto it. |
| 05/04/1993 | US5207960 Sintering, rolling, elongation, extraction |
| 04/29/1993 | WO1993008011A1 Method of manufacturing a labelling sleeve, and sleeve thereby obtained |
| 04/28/1993 | EP0538531A1 Process of producing a composite transmission shaft and shafts obtained by this process |
| 04/28/1993 | EP0426703B1 Pressure-tube of vinylchloride plastic |
| 04/27/1993 | US5205889 Method and apparatus for producing flexible tubes of any length |
| 04/27/1993 | CA1316655C Apparatus for forming plastics coated tube |
| 04/24/1993 | WO1993008009A1 Process and plant for manufacturing reinforced duroplastic tubes by centrifugal casting |
| 04/22/1993 | DE4134579A1 Mfg. tank in space with limited access - comprises making flat GRP sheet, winding up into roll, taking to site, and making up into complete tank with base and cover in situ |
| 04/14/1993 | EP0536911A1 Mandrel and a method of making a rigid tubular article |
| 04/13/1993 | US5201952 Tapered tube scraper; uniform, smooth coating |
| 04/09/1993 | CA2077400A1 Mandrel and a method of making a rigid tubular article |
| 04/07/1993 | EP0535223A1 Tube or pipe formed from a thermoplastic powder impregnated fiberglass roving. |
| 04/06/1993 | US5200124 Method and apparatus for shaping thermoplastic tubes |
| 04/01/1993 | DE4216641A1 Standardising shock absorbers for storage and transport - by compressing axially while hot, and cooling under compression |
| 03/31/1993 | EP0482113A4 Nested honeycomb structures and production method |
| 03/23/1993 | CA1314678C Method and apparatus for producing a finned tube from synthetic plastics material |
| 03/18/1993 | WO1993005332A1 Pipe joint and process for producing pipe joints made of polyolefin |
| 03/18/1993 | CA2116561A1 Pipe joint and process for producing pipe joints made of polyolefin |
| 03/16/1993 | CA1314371C Method and apparatus for producing fiber-reinforced rubber hose |
| 03/10/1993 | EP0530387A1 Pipeline connection and method of manufacturing pipeline connections made of polyolefine |
| 02/25/1993 | DE4127359A1 Mfr. of a long tubular moulding of fibre-reinforced resin - where prepreg is wound on elastic sleeve on mandrel then inflated in heated blow-mould for improved surface, strength, resilience with less thickness |
| 02/24/1993 | EP0528132A1 Device for the production of bellows |
| 02/04/1993 | WO1993001925A1 A method for forming and consolidating a fiber reinforced resin structure |
| 02/04/1993 | CA2113622A1 A method for forming and consolidating a fiber reinforced resin structure |
| 01/27/1993 | EP0524893A1 Method for manufacturing tubes of fluorinated resin, particularly of polytetrafluoroethylene |
| 01/27/1993 | EP0203106B1 Layered fabric |
| 01/26/1993 | US5182147 Composite hose |
| 01/26/1993 | US5181747 Method for manufacturing a joint and a joint between sections to be joined to each other and surrounded by a joining compound |