| Patents for D01D 4 - Spinnerette packs; Cleaning thereof (2,747) |
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| 10/21/1980 | US4228917 Gasket for yarn spinning pack |
| 09/09/1980 | US4221755 Process for the manufacture of synthetic filaments having a circular cross-section |
| 09/02/1980 | US4220616 Melt-spinning acrylonitrile polymer fiber using spinnerette of high orifice density |
| 08/19/1980 | CA1083767A1 Improved spinnerette plate containing capillary inserts and process therefor |
| 06/10/1980 | CA1079015A1 Spinning method and apparatus |
| 05/20/1980 | US4203939 Process and apparatus for treatment of the exit surface of spinnerets |
| 04/29/1980 | US4200471 Process for cleaning spinnerets |
| 03/19/1980 | EP0008612A1 Method and apparatus for manufacturing polyvinylidene fluoride monofilaments |
| 02/19/1980 | CA1072219A1 Method of forming viaducts in semiconductor material |
| 02/19/1980 | CA1071817A1 Device for producing texturized threads |
| 01/23/1980 | EP0007196A1 Filter means for high viscosity liquids and process for the filtration of molten polymers employing such filter means |
| 11/06/1979 | US4173443 Spray spinning nozzle having convergent gaseous jets |
| 09/18/1979 | US4168138 Spray spinning nozzle using parallel jet flow |
| 08/07/1979 | US4163641 Extrusion tool |
| 07/10/1979 | US4160637 Apparatus for treating a spinneret plate to be reused into the manufacture of synthetic fibers |
| 05/08/1979 | US4153409 Melt spinning of synthetic yarns |
| 03/20/1979 | CA1051013A1 Process for melt spinning filaments from nozzles coated with silicone oil stabilised with a cerium compound |
| 03/06/1979 | US4142850 Non-kneeing spinning orifices for spinnerets |
| 01/30/1979 | US4137032 Tantalum alloy on stainless steel |
| 01/16/1979 | US4134954 Spinning process and device with static mixing inserts |
| 11/07/1978 | US4124666 Gassing |
| 08/22/1978 | CA1036820A1 Method and apparatus for producing fibers from heat-softenable materials |
| 08/01/1978 | US4104015 Spinneret assembly |
| 07/25/1978 | US4102625 Spinneret holder |
| 07/11/1978 | US4099898 Arrangement for and method of inserting a nozzle unit into an opening of a spinning device |
| 07/04/1978 | US4098564 Apparatus suitable for protecting a spinneret in a spinneret pack |
| 04/18/1978 | US4084930 Apparatus for the production of a yarn having a potential crimp |
| 03/28/1978 | US4080735 Scraper blade |
| 02/14/1978 | US4073850 Extrusion, fibers |
| 02/07/1978 | US4072457 Spin pot with improved top cap |
| 11/22/1977 | US4059480 Method of forming viaducts in semiconductor material |
| 11/01/1977 | US4056597 Process and die for extrusion of a resinous material |
| 10/18/1977 | US4054468 Clad tantalum |
| 09/27/1977 | US4050866 Apparatus for melt-spinning |
| 07/26/1977 | US4038005 Nozzle plate holder |
| 07/12/1977 | US4035127 Melt spinning apparatus |
| 07/05/1977 | US4034034 Process for melt-spinning filaments from nozzles coated with stabilized silicone oil |
| 04/05/1977 | US4015924 Spinning apparatus providing for essentially constant extensional strain rate |
| 01/04/1977 | US4001359 Testing and correcting metering accuracy of multihole spinnerets |
| 10/12/1976 | US3985481 Extrusion head for producing polymeric material fibres |
| 09/21/1976 | US3981650 Melt blowing intermixed filaments of two different polymers |
| 09/14/1976 | US3980747 Production of synthetic resin spinnerette |
| 08/17/1976 | US3975475 Wiping spinneret face with cooled wiper |
| 06/22/1976 | US3964855 Tubular spinnerette assembly |
| 04/06/1976 | US3948592 Spinning unit for melt spinning high polymers |
| 02/17/1976 | US3938925 Spin pack assembly |
| 01/06/1976 | US3930775 Testing and correcting metering accuracy of multihole spinnerets |