| Patents for D01D 4 - Spinnerette packs; Cleaning thereof (2,747) |
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| 06/09/1992 | CA1302695C Cellular fiber with collapsed cells at bends |
| 06/03/1992 | EP0487721A1 Method and apparatus for generating and depositing adhesives and other thermoplastics in swirls |
| 05/27/1992 | CN2105499U Spinning-machine explosion-proof valve |
| 05/26/1992 | CA1301418C Process for preparing polyvinyl alcohol yarn |
| 05/19/1992 | US5114697 High strength, high modulus pitch-based carbon fiber |
| 05/12/1992 | US5112550 Spinneret nozzles, quenching |
| 04/30/1992 | WO1992007122A1 Method and apparatus for treating meltblown filaments |
| 04/28/1992 | US5108838 Synthetic polymer having cross-sectional shape with convex curves |
| 04/18/1992 | WO1992007121A2 Melt-blowing die |
| 04/12/1992 | WO1992009876A2 Methods for producing indicia on diamonds |
| 04/07/1992 | US5102484 Nozzles |
| 03/25/1992 | EP0476642A2 Spinneret |
| 03/24/1992 | US5098636 Spun bonded, spinning, serrations |
| 03/20/1992 | CA2041416A1 Spinneret |
| 03/11/1992 | EP0474423A2 Primary air system for a melt blown die apparatus |
| 03/11/1992 | EP0474422A2 Restrictor bar and sealing arrangement for a melt blown die apparatus |
| 03/11/1992 | EP0474421A2 Spacer bar assembly for a melt blown die apparatus |
| 03/03/1992 | US5093060 Coupled spinning and dewatering process |
| 02/18/1992 | US5089200 Process for melt extrusion of polymers |
| 01/21/1992 | CA1294563C Tubesheet for spiral wound hollow fiber permeator |
| 01/15/1992 | CN2093182U Crescent style network spraying nozzle |
| 01/14/1992 | US5080569 Primary air system for a melt blown die apparatus |
| 01/07/1992 | CA1293950C Method for producing a spinning nozzle plate |
| 01/02/1992 | DE4114062A1 Spinnerets for filament prodn. - have circular heat insulated head contg. several spinneret units |
| 12/27/1991 | WO1992000181A1 Method and apparatus for generating and depositing adhesives and other thermoplastics in swirls |
| 12/27/1991 | CA2065047A1 Method and apparatus for generating and depositing adhesives and other thermoplastics in swirls |
| 12/24/1991 | US5075068 Method and apparatus for treating meltblown filaments |
| 11/20/1991 | CN1056318A Improvements in interlacing apparatus |
| 11/20/1991 | CN1056317A Composite spinnerette pack |
| 11/14/1991 | DE4114064A1 Melt spinning head with exchangeable packs - has alternative connecting pieces for different numbers of spinnerets |
| 11/13/1991 | EP0455897A1 Apparatus for the preparation of very fine fibres |
| 10/29/1991 | US5061170 Apparatus for delivering molten polymer to an extrusion |
| 10/23/1991 | EP0452436A1 Improved process for melt extrusion of polymers. |
| 10/22/1991 | US5059104 Melt spinning apparatus |
| 10/09/1991 | CN2086269U Open spinning former |
| 10/08/1991 | CA1290118C Cellular fibers via soluble fluid injection |
| 09/24/1991 | US5051088 Melt spinning machines |
| 09/10/1991 | US5047292 Tensile strength |
| 09/10/1991 | US5046936 Draw plate for the production of membranes of an organic material |
| 09/10/1991 | CA1288567C Spinneret orifices and four-wing filament cross-sections therefrom |
| 08/28/1991 | EP0443207A2 Monomer exhaust system |
| 08/21/1991 | EP0442405A2 Process and apparatus for the preparation of moulded articles |
| 08/07/1991 | EP0440397A2 Method for laser cutting metal plates |
| 08/06/1991 | US5037589 Melt spinning; carbonization, graphitization |
| 07/23/1991 | CA1286462C Co-spun filament within a hollow filament and spinneret for production thereof |
| 07/17/1991 | CN1053032A Method and apparatus for delivering molten polymer to extrusion die |
| 07/10/1991 | EP0436105A2 Spinning apparatus |
| 07/06/1991 | WO1991009997A1 Process and device for drawing off and blocking off a melt, especially of plastic material |
| 06/27/1991 | WO1991009162A1 Process and spinning device for making microfilaments |
| 06/27/1991 | DE3941824A1 Verfahren und spinnvorrichtung zur herstellung von mikrofilamenten The method and weaving apparatus for the production of microfilaments |
| 06/12/1991 | CN1052155A Spinning nozzle or spinneret for producing filaments from flowable material |
| 06/09/1991 | WO1991008884A1 Method and apparatus for delivering molten polymer to an extrusion die |
| 06/09/1991 | CA2070829A1 Method and apparatus for delivering molten polymer to an extrusion die |
| 06/05/1991 | EP0430926A2 Spinnerette |
| 05/30/1991 | WO1991007528A1 Fibre spinning nozzle |
| 05/30/1991 | CA2030043A1 Spinning nozzle or spinneret for producing filaments from a flowable material |
| 05/28/1991 | CA1284411C Extrusion process and an extrusion die with a central air jet |
| 05/23/1991 | DE3938164A1 Blasfaser-spinnduesenanordnung Blasfaser-spinnduesenanordnung |
| 05/22/1991 | CN1012648B Spinning beam for melting synthetic filament |
| 05/21/1991 | US5017205 Nozzle plate for spinning glass fibres |
| 05/21/1991 | US5017112 Melt-blowing die |
| 05/21/1991 | CA1284261C Process for producing carbon fibers |
| 05/14/1991 | US5015428 Pan dry spinning process of increased spinning chimney capacity using superheated steam as the spinning gas medium |
| 05/08/1991 | EP0425629A1 Yarn made from core-skin threads and process for manufacturing it |
| 04/30/1991 | US5011541 Cleaning of fouled spinneret parts |
| 04/18/1991 | WO1991004842A1 Improved process for melt extrusion of polymers |
| 03/27/1991 | CN2073882U Combined spinning assembly |
| 03/26/1991 | US5002474 Spinneret for dry spinning spandex yarns |
| 03/12/1991 | CA1281482C Spherulite reduction in polyamides |
| 02/13/1991 | CN1049193A Yarn formed from core sheath filaments and production thereof |
| 01/22/1991 | US4986743 Melt blowing die |
| 01/08/1991 | US4983457 From carbonaceous pitch, crystal structure |
| 12/11/1990 | USRE33481 Adhesive spray gun and nozzle attachment |
| 11/30/1990 | CA2017200A1 Cleaning of fouled spinneret parts |
| 11/29/1990 | WO1990014452A1 Yarn made from core-skin threads and process for manufacturing it |
| 11/28/1990 | EP0399352A1 Novel reinforced glass fiber forming bushing and tips |
| 11/22/1990 | EP0398221A1 Yarn from core-skin filaments and process for its preparation |
| 11/20/1990 | US4971539 Device for coagulating filaments |
| 11/14/1990 | CN1046947A Apparatus for spinning thermoplastic melts |
| 11/07/1990 | EP0252909B1 Melt blowing die and air manifold frame assembly |
| 11/06/1990 | CA1275770C Hollow trilobal cross-section filament |
| 10/17/1990 | EP0392466A2 Nozzle plate for spinning glass fibres |
| 10/10/1990 | EP0391355A2 Capillary seals for spinnerets |
| 10/10/1990 | CN2063536U Stereo-microscope for detecting spinning plate for synthetic fibre |
| 10/10/1990 | CN2063527U Nitrogen-filled slow cooling device |
| 10/06/1990 | CA2013802A1 Capillary seals for spinnerets |
| 09/19/1990 | EP0388036A2 Melt blowing die |
| 09/19/1990 | EP0387470A1 Apparatus for spinning thermoplastic melts |
| 09/05/1990 | CN1045138A Regeneration method of cigarette-used plastic cotton |
| 09/04/1990 | US4954180 Method for cleaning spinnerettes |
| 08/29/1990 | EP0384761A2 Pitch based carbon fibres and process for producing the same |
| 08/22/1990 | EP0383339A2 Improved pitch carbon fiber spinning process |
| 08/07/1990 | CA1272463A1 Method for producing a spinning nozzle plate |
| 07/12/1990 | WO1990007594A1 Process for producing pitch-base carbon fiber |
| 06/28/1990 | DE3842782A1 Process for the surface modification of synthetic fibres |
| 06/27/1990 | EP0375002A1 Spinneret for membrane manufacturing from organic material having at least one longitudinal channel |
| 06/22/1990 | CA2004321A1 Entrusion die to produce organic material membranes with at least one lengthwise channel |
| 06/13/1990 | CN1008327B Spiral wound hollow fiber permeator |
| 05/31/1990 | DE3839648A1 Process and apparatus for the production of wool-like synthetic fibres |
| 05/30/1990 | EP0370047A1 Process for forming fibers and fibers formed by the process |