Patents
Sitemap › D01 - Natural or artificial threads or fibres; Spinning › D01D - Mechanical methods or apparatus in the manufacture of artificial filaments, threads, fibres, bristles, or ribbons › D01D 4 - Spinnerette packs; Cleaning thereof
Patents for D01D 4 - Spinnerette packs; Cleaning thereof (2,747)
10/1986
10/21/1986CA1212804A1 Meltblown die and method
10/07/1986US4615670 Arrangement for melting spinning of synthetic high polymers with means for exchanging nozzle set
09/1986
09/16/1986US4612154 Spinning of certain high molecular weight anisotropic melt forming polyesters
08/1986
08/27/1986CN85101505A Wear-resisting lithium tantalate film on tantalum apparatus and its formation
08/12/1986US4605364 Melt-spinning apparatus for polyester filaments
07/1986
07/30/1986EP0189150A2 Process and apparatus for producing carbon fibers
07/02/1986CA1206713A Melt-spinning polyester filaments
05/1986
05/28/1986EP0182615A2 Spinneret
04/1986
04/23/1986EP0178570A2 Spinnerette
03/1986
03/18/1986US4576811 Process for adjusting the fiber structure of mesophase pitch fibers
03/18/1986CA1201861A1 Physical conversion of latent mesophase molecules to oriented molecules
03/05/1986EP0173333A2 Extrusion process and an extrusion die with a central air jet
02/1986
02/25/1986US4572521 T-Seal for polymeric extrusion system
01/1986
01/22/1986EP0168879A1 Process for the manufacture of filaments from aromatic polyamides
01/02/1986EP0166388A2 Process for the production of pitch-type carbon fibers
12/1985
12/18/1985EP0165073A2 Improved spinning process
12/04/1985EP0163248A2 Spinning manifold for melt-spinning synthetic fibres
09/1985
09/25/1985EP0155835A2 Melt-spinning apparatus
09/18/1985EP0154691A2 Apparatus for melt-spinning synthetic polymers
07/1985
07/02/1985US4526735 Extruding fiber forming polymer through spinneret having numerous openings, passing through spinneret an electric current to give polymer Joule heat required for cutting polymer
07/02/1985US4526733 Meltblown die and method
04/1985
04/30/1985US4514350 Pet extrusion-variable size apertures in spinnerette
04/16/1985US4511625 Spinning petroleum pitch
03/1985
03/19/1985US4505867 Process for polyester yarns
03/05/1985CA1183313A1 Melt spinning process
01/1985
01/22/1985US4494921 Metal alloy spinneret with porosity increasing from center to edges
01/15/1985US4493628 Melt spinning apparatus
12/1984
12/27/1984EP0129367A2 Spinneret plate for melt spinning and method of manufacture thereof
12/04/1984US4486161 Melt-blowing die tip with integral tie bars
11/1984
11/13/1984US4482309 Melt spinning apparatus
11/06/1984US4480977 Apparatus for controlling the cross-sectional structure of mesophase pitch derived fibers
10/1984
10/31/1984EP0123432A2 Melt-spinning head and method for heating the same
10/30/1984US4479768 Sealable discharge die for thermoplastic
10/24/1984EP0122464A2 Spinning head for melt-spinning filaments
10/10/1984EP0121315A2 Method and apparatus for melt spinning
09/1984
09/27/1984WO1984003722A1 Process for producing carbon fibers
07/1984
07/10/1984CA1170417A1 Process for extruding liquid crystal polymer
05/1984
05/01/1984US4445941 Process for cleaning metal surfaces
04/1984
04/18/1984EP0105479A2 Physical conversion of latent mesophase molecules to oriented molecules
04/10/1984CA1165071A1 Chip-free staple fiber process
03/1984
03/20/1984US4437827 Spinning manifold with serial nozzle blocks
03/06/1984US4435222 Process for cleaning metal surfaces of poly(arylene sulfide) deposits
03/06/1984US4435221 Process for cleaning metal surfaces of poly(arylene sulfide) deposits
02/1984
02/14/1984US4431457 Process for cleaning metal surfaces of poly(arylene sulfide) deposits
01/1984
01/10/1984US4425288 Process for cleaning metal surfaces
12/1983
12/27/1983CA1159259A1 Apparatus and method for production of mineral fibers
11/1983
11/09/1983EP0093358A1 Closable extrusion die for thermoplastic materials
10/1983
10/25/1983US4411852 Melt-spinning
10/12/1983EP0091235A2 Improvements in or relating to die heads for extruding plastics materials
09/1983
09/28/1983EP0089735A2 Spinneret and melt-spinning process
09/28/1983EP0089732A2 Fibers and fibrous assembly of wholly aromatic polyamide
08/1983
08/24/1983EP0086631A2 Spinneret plate
08/24/1983EP0086630A2 Polyester yarn
08/17/1983EP0086112A2 Process and apparatus for producing fibrous assembly
08/16/1983US4399084 Extrusion through spinneret with openings of special opening ratio
06/1983
06/14/1983US4388057 Device for the continuous application of liquid finish to a spinneret
06/07/1983CA1147517A1 Spinneret having a device for continuous application of spin finishes
05/1983
05/17/1983US4383817 Spinneret plate
03/1983
03/15/1983US4376747 Process for controlling the cross-sectional structure of mesophase pitch derived fibers
03/15/1983US4376743 Melt spinning process
01/1983
01/25/1983US4370114 Spinneret assembly for use in production of multi-ingredient multi-core composite filaments
12/1982
12/28/1982CA1138163A1 Die for a melt-blowing process
12/22/1982EP0067557A2 Spinneret and melt spinning process
12/07/1982US4362682 Spinning and quenching of polycaprolactam, removal of caprolactam
10/1982
10/26/1982CA1134113A1 Spinning head for producing multicomponent filaments
10/05/1982US4352650 Nozzle for flash-extrusion apparatus
10/05/1982CA1132865A1 Simulated twist textured synthetic polymer filament yarn
09/1982
09/28/1982CA1132319A1 Melt-spinning acrylonitrile polymer
08/1982
08/17/1982CA1129615A1 Melt-spinning acrylonitrile polymer fiber using spinnerette of high orifice density
07/1982
07/20/1982US4340552 Melt spinning solution dyed filaments and improved spin pack therefor
06/1982
06/01/1982US4332759 Process for extruding liquid crystal polymer
06/01/1982CA1124474A1 Apparatus for the manufacture of synthetic filaments having a circular cross-section
05/1982
05/25/1982US4330989 False-twist-textured synthetic polymer filament yarn
03/1982
03/18/1982WO1982000818A1 Apparatus and method for production of mineral fibers
03/10/1982EP0047091A1 Process and molding apparatus for producing a fibrous assembly by melt extrusion
03/09/1982US4318680 Spinnerette plate having multiple capillaries per counterbore for melt spinning fusion melts of acrylonitrile polymer and water
03/09/1982US4318676 Device for spinning endless filaments
03/03/1982EP0046571A2 Chip - free staple fiber process
03/02/1982US4317790 Spinning process
02/1982
02/10/1982EP0045575A1 Process for extruding liquid crystal polymer
02/09/1982CA1117872A1 Filter for high viscosity liquids
02/03/1982EP0045188A1 Method and apparatus for the production of fibres and fibres thereby produced
12/1981
12/08/1981CA1113729A1 Underwater hull or tank
12/01/1981US4303429 Apparatus and method for production of mineral fibers
11/1981
11/17/1981US4301101 For melt spinning
10/1981
10/27/1981US4296517 Portable spinneret cleaner
10/20/1981US4295809 Die for a melt blowing process
08/1981
08/11/1981US4283365 Process for melt-spinning acrylonitrile polymer fiber using vertically disposed compression zone
08/11/1981US4283364 Melt spinning of synthetic yarns
08/11/1981US4282823 Underwater hull or tank
06/1981
06/30/1981US4276011 Spinnerette assembly
04/1981
04/28/1981US4264555 Process for production of monofilaments from polyvinylidene fluoride
03/1981
03/31/1981US4259048 Extrusion head for producing synthetic and the like textile yarns
03/10/1981US4255109 Spinneret cleaning device
03/03/1981US4254076 Melt-spinning acrylonitrile polymer fiber using spinnerette plate with multiple capillaries per counterbore
02/1981
02/17/1981CA1095671A1 Spin pot
02/03/1981US4248581 Spinnerette
02/03/1981US4248577 Spinneret assembly
01/1981
01/07/1981EP0022065A1 False-twist-draw-textured multifilament yarn made of synthetic polymers, and process for its production
11/1980
11/25/1980US4235574 Spinneret orifice cross-section
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