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7582588 |
Method of manufacturing a catalyst
A method of manufacturing a catalyst, a catalyst precursor, or a catalyst support comprising:
(a) mixing a refractory metal oxide or precursor thereof with a liquid to form a paste; (b) adding...
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7402034 |
Center heated die plate for underwater pelletizer
A center heated die plate for an underwater pelletizer radiates heat outwardly to the extrusion orifices and die faces of the die plate thereby maintaining the die plate and extrusion orifices at...
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7393195 |
Hollow-fiber spinning nozzle
A hollow fiber spinning nozzle in which supply bores and a nozzle structure connected to these and having a mass discharge opening and a needle with a coagulation agent bore are formed in a base...
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7384259 |
Mechanism for adjusting a valve for regulating the flow of plastic to an extrusion die
A manifold is connected between an extruder and the associated die assembly to supply plastic flow to the die. The output from the extruder is split into multiple passages in which each manifold...
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7367792 |
Arrangement with an extrusion die of an extruder
The invention relates to an arrangement with an extrusion die ( 1 ) of an extruder for granulating plastic material with several pass-through openings ( 4 ) for allowing the passage of plastic...
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7311514 |
Die plate
In a die plate having a hardened surface for sliding a knife, a plurality of WC alloy plates 1 b are diffusion-bonded to a base metal 2 b , whereby the hardened surface h is formed. A plurality...
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7291003 |
Micromachined spinneret
A micromachined spinneret is disclosed which has one or more orifices through which a fiber-forming material can be extruded to form a fiber. Each orifice is surrounded by a concentric annular...
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7264457 |
Flow distributor for die tooling of pipe mold equipment with remote extruder
Equipment ( 1 ) used in the molding or plastic pipe includes die tooling ( 3 ) provided with a plastic flow distributor ( 25 ) at the upper end of the die tooling. The plastic flow distributor has...
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7192550 |
Method and apparatus for spinning a web of mixed fibers, and products produced therefrom
A device and method for spinning polymer fibers utilizes one or more independent sources of polymer materials, pumps for feeding polymer material from each of the sources, and a series of...
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7175407 |
Linear flow equalizer for uniform polymer distribution in a spin pack of a meltspinning apparatus
A linear flow equalizer for distributing thermoplastic material to a spin pack of a meltspinning apparatus that provides for uniform apportionment of a flow of a flowable thermoplastic material at...
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7168932 |
Apparatus for nonwoven fibrous web
Disclosed is an apparatus for producing nonwoven fibrous webs. The apparatus comprises an extrusion die, first and second fluid supplies in cooperation with the die, first and second extrusion...
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7162787 |
Method for constructing a honeycomb extrusion die
A honeycomb extrusion die includes an inlet face having a plurality of feed channels, and a discharge face having an array of intersecting honeycomb discharge slots. The extrusion die also includes...
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7156635 |
Multi-layer food product system and process
A system produces a multi-layer product by forming as many different ingredients as is required for the final product in steps that can be separate from each other and then combining these...
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7150616 |
Die for producing meltblown multicomponent fibers and meltblown nonwoven fabrics
A die tip adapted for extruding a plurality of meltblown multicomponent filaments that includes at least two series of conduits that extend and converge in to the interior of the die tip to convey...
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7147449 |
Device for the production of an extruded profile
A food product comprising a sugar wafer preferably cone-shaped having a filling of a substantially water-free fat-based confectionery material and a process for preparing it which comprises filling...
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7134861 |
Extrusion nozzle
An extrusion nozzle including an outlet port having a single opening with a first region, second region, and a pinched region between the two. The pinched region reduces the dimensions of the...
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7074027 |
Extrusion die and method for forming dual wall corrugated plastic pipe and dual wall plastic pipe having a foam annular core
Extrusion dies for forming dual wall corrugated plastic pipe and dual wall plastic pipe having a foam annular core that provides homogenous melt flow to each axially displaced orifice by means of...
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6890167 |
Meltblowing apparatus
A meltblowing apparatus for dispensing an adhesive through a plurality of first orifices of a die assembly fabricated from a plurality of laminated members to form a plurality of adhesive flows at...
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6881049 |
Process for producing polybutadiene golf ball cores
An improved process for producing polybutadiene golf ball cores is disclosed. The golf ball cores are from polybutadiene rubber compositions having a high Mooney viscosity and/or a high molecular...
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6866494 |
Device for producing a two-part tire layer
In a road vehicle tire, a two-part layer ( 2 ) of elastomeric material is preassembled by co-extruding a first and a second strip ( 19, 16 ) through a preforming plate die ( 26 ), through which...
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6858168 |
Apparatus and method for forming materials
An apparatus and method for forming liquid spinning solution into a solid formed product whereby the solution is passed through at least one tubular passage ( 17 ) having walls formed at least...
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6824733 |
Meltblowing apparatus employing planetary gear metering pump
Melt blown nonwoven webs are formed by supplying fiber-forming material to a planetary gear metering pump having a plurality of outlets, flowing fiber-forming material from the pump outlets through...
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6814562 |
Apparatus for molding a honeycomb structure
A honeycomb structure molding apparatus being free from defects in cells and having a higher strength with thin partition walls forming the cells and having a small cell density; and the apparatus...
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6814555 |
Apparatus and method for extruding single-component liquid strands into multi-component filaments
A melt spinning apparatus includes fiber producing features to produce multi-component filaments by extruding two or more single-component strands that combine after extrusion and are then...
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6790392 |
Application of a vaporous mist for spining systems with rectangular nozzles
A method and apparatus for the steam misting of rectangular nozzles and spinning systems equipped therewith for producing polyamide filaments whereby the steam feed is conducted through a tube loop...
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6773255 |
Plastic composites made from incompatible plastics
Multilayer plastic composites containing at least two incompatible plastics, A and B, in which the layering sequence alternates between A and B, the layers of plastic B are discontinued at regular...
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6737009 |
Process and system for producing multicomponent spunbonded nonwoven fabrics
A system and process for producing spunbond nonwoven fabric in which two or more polymeric components are separately melted and are separately directed through a distribution plate configured so...
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6733268 |
Dividing apparatus
In a dividing apparatus A in which dough brought in through a hopper is extruded from an extruder 8 by a screw 71 , dough is divided by cutting it into pieces of set length. The dividing...
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6696132 |
Honeycomb with varying channel size and die for manufacturing
A honeycomb structure which includes an inlet end and an outlet end opposing each other and a plurality of cell channels extending along an axis from the inlet end to the outlet end, the cell...
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6680021 |
Meltblowing method and system
A meltblowing method and system for dispensing first and second fluids from corresponding first and second orifices of a die assembly to form a meltblown first fluid filament. The die assembly...
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6627025 |
Method and apparatus for extruding easily-splittable plural-component fibers for woven and nonwoven fabrics
A spinneret 20 for producing easily splittable plural-component fibers includes two passages 22 and 26 for respectively delivering two incompatible polymers (A and B) to two sets of inclined...
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6626657 |
Spinneret holder assembly for producing a continuous plastic multiple-component yarn with a preset component ratio
A spinneret holder assembly for producing a continuous plastic multiple-component yarn with a preset component ratio, comprising in a mutually superimposed arrangement: a plate for conveying a...
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6626206 |
Feedblock for adjusting the dimensions of a set of co-extruded layers of a multi-layer sheet
A feedblock for supplying a multi-layer stream of polymeric material to an extrusion die is provided wherein the dimension of at least some of the layers of the multi-layer stream can be precisely...
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6619947 |
Dual capillary spinneret with single outlet for production of homofilament crimp fibers
Robust round homofilament fibers are meltspun from a spinneret having two conjoined capillaries of different length to diameter ratio to induce differential shear to produce fiber crimping....
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6595765 |
Device for homogenizing, mixing and/or granulating chemical substances
The invention concerns a device for homogenizing, mixing and/or granulating chemicals which consist of at least one component, particularly additives, by means of an extruder consisting of several...
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6579084 |
Meltblown die tip with capillaries for each counterbore
A extruded filament die tip, such as meltblown filaments, has a plurality of bores communicating with the main polymer distribution channel. The bores have a plurality of capillary openings, or...
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6558151 |
Low-impedance compound feed extrusion die
A honeycomb extrusion die constructed from a strengthening base plate comprising a relatively small number of large feedholes and thin die body plate comprising a larger number of relatively small...
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6514062 |
Die for use in an underwater granulating apparatus
Two rows of nozzles 4 a and 4 b whose open ends are formed as orifices 2 of a die are respectively made to communicate with introducing slots 3 of orifice units 6 , and jackets 7 for...
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6491507 |
Apparatus for meltblowing multi-component liquid filaments
An apparatus for meltblowing multiple types of liquid materials into multi-component filaments. A pair of outer manifold elements sandwich an intermediate manifold element. Respective channels are...
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6478563 |
Apparatus for extruding multi-component liquid filaments
An apparatus for extruding multiple types of liquid materials into multi-component filaments. A pair of outer manifold elements sandwich an intermediate manifold element. Respective channels are...
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6474967 |
Breaker plate assembly for producing bicomponent fibers in a meltblown apparatus
A die head assembly for producing meltblown bicomponent fibers in a meltblown apparatus includes a die tip detachably mounted to an underside of a support member. The die tip has a row of channels...
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6461133 |
Breaker plate assembly for producing bicomponent fibers in a meltblown apparatus
A die head assembly for producing bicomponent meltblown fibers includes a die tip detachably mountable to a support member. The support member conveys first and second polymers separately to the...
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6413072 |
Extrusion die and methods of forming
Improved batch uniformity delivered to the discharge slots of an extrusion die is obtained by providing a stressor component of reduced cross-sectional area from the feedholes which suddenly...
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6413071 |
Thin plate spinnerette assembly
Spinnerette assemblies for forming synthetic fibers whereby a relatively thin orifice plate is compressively sealed against a planar face of a mounting block. The spinnerette assemblies preferably...
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6406650 |
Yarn melt spinning apparatus and method
A spinning apparatus for producing a plurality of yarns, wherein the yarns are produced by combining a plurality of filament bundles. To this end, the spinning apparatus includes a plurality of...
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6379136 |
Apparatus for production of sub-denier spunbond nonwovens
A unique isotropic sub-denier spunbond nonwoven product created by an apparatus comprising a unique multi-head resin metering system, a spinneret head with spinning sections, separated by a quench...
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6361736 |
Synthetic fiber forming apparatus for spinning synthetic fibers
A synthetic fiber forming apparatus is disclosed for the manufacture of a variety of synthetic fibers at an improved rate of efficiency and uniformity. The synthetic fiber forming apparatus...
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6352425 |
Rotating disk extruder
An extruder for use in a plastic extrusion process comprises a plurality of extruder members. Each extruder member comprises a plate portion and a hollow tubular portion perpendicular to the plate...
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6344088 |
Stripe coating applicator and method
A stripe coating applicator for coating at least two stripes having a plurality of slit outlets provided at a nozzle edge and a pair of block edges forming said slit outlets. Stripe partitions...
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6328550 |
Nozzle for making snack foods having two or more filled axial cavities
A multiple extrusion nozzle having an outer extrusion segment and an inner extrusion segment for extrusion of casing, particularly potato dough casing material, having two or more axial cavities.
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