ABSTRACT
A BIODEGRADABLE PLASTIC LIKE MATERIAL
A process of preparing a biodegradable plastic using a seaweed is disclosed. Said process comprises treating seaweed with an alkali to obtain alkali treated seaweed; treating the alkali treated seaweed with an acid to obtain alkali-acid treated seaweed; immersing ...
ABSTRACT
A BLEND HAVING A STYRENE RESIN AND POLYPHENYLENE ETHER
A process for preparing a blend having a styrene resin and a polyphenylene ether in a co-rotating twin screw processor, comprising providing in the twin screw processor, at least one processing zone including at least one element comprising a cont...
An element for co-rotating twin screw extruder is disclosed. The element for co-rotating twin screw extruder comprises of a continuous flight helically formed thereon having a lead 'L', wherein either the flight transforms at least once from an integer lobe flight into a non-integer lobe flight in a fraction of the ...
An extruder for separation of liquids and solids is disclosed. The extruder comprises of a housing defining an inlet end and an outlet end and having a first and second bore. A plurality of extruder processing elements are mounted on two screw shafts configured to rotate in two respective first and second bores. The...
A co-rotating twin screw extruder for forming fragments is disclosed. The extruder comprises of an intake zone for receiving one or more excipient(s) suitable for oral dosage or one or more excipient(s) suitable for oral dosage along with one or more active pharmaceutical ingredient, a melt zone for softening at lea...
ABSTRACT
A METHOD AND A SYSTEM FOR RECEIVING MATERIAL FROM A CONTINUOUS MATERIAL PROCESSING DEVICE
A system for receiving material from a continuous material processing device, the system comprising a housing, the housing defining an inlet configured to receive material from the continuous material processing...
ABSTRACT
A PROCESS FOR PREPARING HYDROGELS
A process for preparing hydrogels is disclosed. Said process comprises passing reac-tants comprising a monomer, an initiator and a cross-linker through a co-rotating twin screw extruder, the co-rotating twin screw extruder being operated at a screw speed of at least ...
A torque transmission system for coupling an extruder screw shaft having a critical torque level with the output shaft of a driving means, the torque transmission system comprising a coupler configured to engage with the output shaft of the driving means and an adaptor configured to be engaged by the coupler, the ad...
A pelletizing system for material to be pelletized is disclosed. The pelletizing system includes a chamber defining a base and a material inlet positioned above the base. The material inlet is configured to receive the material to be pelletized. The chamber further includes a belt inlet and a belt outlet positioned ...
An element for an extruder is disclosed. The element has an outer surface in the form of a helical wave with a plurality of grooves formed on the crest of the helical wave. The element may be used in an extruder for processing long fibre reinforced thermoplastics.
The present invention discloses a wear resistant steel alloy, comprising the following composition in percentage by weight: 16% to 24% chromium, 3% to 5% vanadium, 0.002% to 0.02% boron, 0.5% to 2% molybdenum, 0.02% to 0.05% titanium, 1.7% to 2.6% carbon, 0.75% to 1.2% silicon, 0.35% to 0.655 manganese, upto 0.3% ni...
The present invention discloses a wear resistant steel alloy, comprising the following composition in weight percentage: 3-6 Chromium, 8-12 Vanadium, 0.002-0.02 Boron, 0.5-2 Molybdenum, 0.02-0.05 Titanium, 1.7 to 2.6 Carbon, 0.75 to 1.2 Silicon, 0.35 to 0.65 Manganese, within 0.3 Nickel, within 0.03 Sulphur, within ...
A fibre crushing system is disclosed. The fibre crushing system includes a barrel having two parallel bores of equal diameter, the centre distance between the two bores lesser than the diameter of the bore, an inlet configured for receiving the fibres to be crushed and an outlet for the crushed fibres, a shaft locat...
An extruder capable of manufacturing fiber reinforced thermoplastics is disclosed. The extruder includes a barrel having two parallel bores of equal diameter, the centre distance between the two bores lesser than the diameter of the bore; and a shaft located within each bore, each shaft configured for rotation in th...
A formulation system comprising a raw material database for storing details of raw materials including cost of the raw material; wherein the cost of the raw material includes the cost of the raw material from one or more sources or multiple costs from the same source, wherein the cost of the raw material from a diff...
ABSTRACT
The invention relates to a method of extruder operation; the extruder comprising a housing having at least two cylindrical housing bores, each housing bore having an axis disposed parallel to the other axis and the first and second axes separated by a distance "a"; at least a first screw shaft and a second...
ABSTRACT
A system for efficient torque transmission, consisting of at least one driving member and at least one driven member, which uses a complementing spline profile having almost nil stress concentration which enhances the overall torque transmission capacity of a shaft with a given di...
An element for an extruder is disclosed. The element has a continuous outer surface in the form of a helical wave. The element may be used in an extruder for processing of long fibre reinforced thermoplastic.
A gearbox for transmitting torque to a co-rotating twin screw extruder is disclosed. The gearbox comprises a first output shaft driven by a driving means, an idler shaft driven by the first output shaft, and a second output shaft driven by the idler shaft, wherein the diameter and length of each of the first output ...
The invention relates to a system and method of mixing compounds. More particularly, the invention relates to a system and method of using elongational flow to achieve better mixing in an extrusion process.
An extruder barrel section is disclosed. The extruder barrel section comprises of a first barrel pad and a second barrel pad. The first and second barrel pad co-operating to define a recess configured to receive an extruder liner. The length of the first and second barrel pad is less than the length of the extruder ...
This invention is related to screw extruders comprising multiple barrel sections which are joined end-to-end and two screw shafts housed in the longitudinal through bore of the barrel sections. A single continuous cylindrical barrel, formed by joining multiple cylindrical barrel sections, forms part of the twin-scre...
A barrel alignment structure for a pair of barrel sections each defining an end surface configured to abut each other is disclosed. The barrel alignment structure comprises of a plurality of alignment pins distributed on the end surface of the first barrel section. The barrel alignment structure further comprises of...
A feed regulator for an extruder capable of feeding high viscosity raw material continuously to the extruder wherein the feed regulator is a single or twin screw extruder.
An extruder system for manufacturing reinforced thermoplastic is disclosed. The extruder system comprising a polymer compounding extruder configured for forming a thermoplastic melt and compounding the thermoplastic melt with processed biomass and at least one biomass processing extruder. The biomass processing extr...
ABSTRACT
AN ELEMENT FOR A CO-ROTATING TWIN SCREW PROCESSOR
An element for a co-rotating twin screw processor, the element having a lead ‘L’ and at least one continuous flight helically formed thereon and, wherein the flight transforms at least once from a first non-integer lobe flight into a second non-integer...
ABSTRACT
PROCESS FOR PREPARING FIBER REINFORCED POLYVINYL CHLORIDE COMPOSITION AND PRODUCTS
A process for preparing a fiber reinforced thermoplastic is disclosed. The process includes melting a first thermoplastic and a second thermoplastic in a melting zone of a twin-screw processor, feeding at least one continuo...
ABSTRACT
METHOD FOR PRODUCING FUSED UNPLASTICISED POLYVINYL CHLORIDE ARTICLES
A method for producing a fused unplasticised polyvinyl chloride (UPVC) article (126) is provided. The method includes feeding an UPVC blend (103) into a co-rotating twin-screw extruder (100). The method further includes melting the...
A process for preparing a fiber reinforced thermoplastic is disclosed. The process includes melting a first thermoplastic and a second thermoplastic in a melting zone of a twin-screw processor, feeding at least one continuous fiber downstream of the melting zone into a melted mixture of the first thermoplastic and t...
A process for preparing a fiber reinforced thermoplastic is disclosed. The process includes melting a first thermoplastic and a second thermoplastic in a melting zone of a twin-screw processor, feeding at least one continuous fiber downstream of the melting zone into a melted mixture of the first thermoplastic and t...
A plastic recycling machine and a method for recycling plastic is disclosed. The plastic recycling machine comprises a housing that defines a housing inlet configured to receive unsorted solid waste plastic material and a housing outlet. The plastic recycling machine also comprises a crusher configured to process th...
An element for a co-rotating twin screw processor is disclosed. The element may have an axial bore for mounting on a screw shaft of the processor. The element may comprise a continuous self-wiping flight helically formed thereon. Further, the element may comprise multiple segments. The flight may have a different le...
A process for preparing a fiber reinforced thermoplastic is disclosed. The process includes melting a first thermoplastic and a second thermoplastic in a melting zone of a twin-screw processor, feeding at least one continuous fiber downstream of the melting zone into a melted mixture of the first thermoplastic and t...
A high carbon martensitic stainless steel is disclosed. Said high carbon martensitic stainless steel comprises 1.7 to 1.9% by weight C, 17 to 18% by weight Cr, 1.6 to 2.0% by weight Mo, 2.9 to 3.5% by weight V, 0.40 to 0.60% by weight Nb, and Fe as main constituent. Further, the high carbon martensitic stainless ste...
A process for preparing a high carbon martensitic stainless steel is disclosed. Said process for preparing said high-carbon martensitic stainless steel comprises: providing a steel composition comprising 1.7 to 1.9% by weight C, 17 to 18% by weight Cr, 1.6 to 2.0% by weight Mo, 2.9 to 3.5% by weight V, 0.40 to 0.60...
An element for a twin-screw processor and the twin-screw processor thereof is disclosed. The element has a lead ‘L’ and defines multiple sections each having a lead that is a fraction of the lead ‘L’ such that the sum of the fractions of the leads of the plurality of sections is the lead ‘L’. The element includes at...
An element for a counter-rotating twin screw processor is disclosed. The element has an axial bore for mounting on a screw shaft of the processor. The element or a portion of the element comprises a continuous self-wiping flight helically formed thereon. Further, the element comprises one or more lobes with a lobe p...
An element for a counter-rotating twin screw processor having a pair of screw shafts is disclosed. The element comprises an axial bore for mounting on a screw shaft. The element further comprises multiple lobes and defines a first outer diameter (FOD), a second outer diameter (SOD), a first inner diameter (FID) and ...
[Class : 7] Industrial Machinery, Namely Extruders And Parts Thereof; Equipment For Extrusion Processes; Machine Tools; Extruders And Parts Thereof; Extrusion Machines, Extrusion Presses[Class : 9] Automated Process Control System Comprised Of Logic Based Hardware Used To Monitor The Status Of Industrial Machinery, Namely, Extruders, Turbines, Generators And Compressors[Clas...
[Class : 7] Spline Shafts For Extruders To Be Used In Extrusion Of Plastic, Food And Pharmaceuticals All Included In Class 7
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