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7297235 |
Method and apparatus for making molded filter elements
Apparatus for forming fibrous filter elements such as tubular elements molded from borosilicate microfibers. Molding rigs are supplied with a slurry from a system including a holding tank and a...
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7148170 |
Recycled ceramic slurry, recycled ceramic powder, ceramic electronic part, and fabricating methods therefor
Recycled ceramic slurry is produced by a method including the steps: dissolving the waste material of unfired ceramic in a solvent to form a waste solution; and adjusting a composition of the waste...
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6743383 |
Process for the production of ceramic tiles
The present invention is directed to an improved process for the production of ceramic tiles using industrial wastes. The invention particularly relates to an improved process for the production of...
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6506807 |
Process for preparing pre-expanded particles of thermoplastic resin
A process for preparing pre-expanded particles of a thermoplastic resin without washing the prepared pre-expanded particles to remove a dispersing agent remaining thereon and without discharging...
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6217815 |
Method and apparatus for manufacturing prophylactic devices
Prophylactic devices are made in an inert atmosphere by cooling mandrels on which the devices are to be deposited, dipping the mandrels into a polymeric material in a solvent/carrier and a mold...
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6080269 |
Gelatine recovery device
A gelatine recovery device feeds rod-like gelatine film pieces between a high-speed belt and low-speed belt, separates unified gelatine film into two parts by frictional contact and removes a mold...
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6039902 |
Methods of recycling catalyst in oxidations of hydrocarbons
This invention relates to methods of recycling catalyst in oxidations of hydrocarbons, such as cyclohexane for example, to respective intermediate oxidation products, such as adipic acid for...
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6015513 |
Method of making lipstick samplers
A method of manufacturing disposable, single-use lipstick samplers by means of a dipping process. In a preferred form, a reservoir containing molten lipstick wax material is provided, and a spindle...
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5955023 |
Method of forming composite particle products
The present invention attains the foregoing and other objects of the invention by providing a method of forming a composite particle product from ligno-cellulosic material bonded together with...
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5908589 |
Methods for separating catalyst from oxidation mixtures containing dibasic acids
This invention relates to methods and reactor devices for controlling the oxidation of hydrocarbons to dibasic acids, in the presence of a catalyst and a monobasic acid, by removing the catalyst...
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5885493 |
Method of drying articles
A method of drying a green particulate article includes the steps of: a. Providing a green article which includes a particulate material and a pore phase material, the pore phase material...
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5872205 |
Polymer segregation process
The present invention provides a method enabling segregation of the various ingredients making up the polymer based products into component product streams and collection of these component streams...
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5653889 |
Process for filtering polyamide oligomers from aqueous streams containing the same
A filter element surface is coated with particulate polyamide which serves as a filter aid to trap polyamide oligomers suspended in water. The particulate polyamide is preferably coated onto a...
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5569419 |
Continuous flow process of mold-making or die-making using a reusable mixture substance to make selected finished products
This invention relates to a continuous flow process of mold making or die making using a reusable bondable mixture substance to make selected finished products. The bondable mixture substance...
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5484557 |
Method of and apparatus for the cooling of extruded plastic profiles or sections
An isobaric vaporization cooling for extruded thermoplastic profiles is carried out at 25 inches Hg in a tank by spraying water onto the extrusions. The water vapor and any air entering the tank...
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5435943 |
Method and apparatus for making an ophthalmic lens
A method and apparatus for making an ophthalmic lens pumps monomer into one end of a gas permeable tube along its interior length while a chamber surrounding the gas permeable tube is maintained at...
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5387379 |
Washing method for workpiece
A washing method for a workpiece, a resin molded product and a manufacturing method for a resin molded product. There are three steps involved, a detergent washing step, a rinsing step and a drying...
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5284607 |
Process for forming powder-free medical gloves
A process for making powder-free medical gloves that are nevertheless easy to don involves first forming a glove on a form by successively dip-coating layers of a coagulant containing acid-soluble...
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5230842 |
Interior pipeline coating process
To rehabilitate an internally corroded underground pipeline, excavations are made at its opposite ends to which launching and receiving pipe structures are then secured. Various pig member sets,...
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5194193 |
Method of repairing underground pipe
This method for the trenchless, in situ repair of underground pipe includes the steps of isolating a section of pipe to be repaired, heating a sealing material (having predetermined physical and...
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5114327 |
Rapid cooling apparatus for an injection molding machine
Rapid cooling of molded workpieces formed in an injection molding machine such as PET parisons is provided by a receiver receiving molded workpieces upon ejection from the molding machine, the...
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5067887 |
Hot-melt adhesive recycling system
A system for recovering hot-melt materials for reuse in a glue gun includes a flexible mold form mounted in a carrier and having an internal cavity that approximates the dimensions of the preformed...
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5066443 |
Dual barrier laminate process
The present invention provides a novel process for the coextrusion of a laminate containing more than a single barrier layer. The process overcomes the interfacial instability associated with...
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4898697 |
Rotational slush molding method
A rotational molding process for slush casting mold with plastisol includes providing a conveyor having a plurality of spaced reversing arm assemblies, each arm assembly having opposite ends...
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4874565 |
Plastisol slush process
A method wherein an article is molded of liquid plastisol in a mold having mold heaters disposed adjacent the backside of a mold surface for controlling the temperature over respective first and...
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4818143 |
Asbestos decomposition
A method for decomposing and disposing of asbestos compounds through the use of a two part chemical process. The first step in the chemical process involves the decomposition of asbestos through...
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4774304 |
Molding powder comprising agglomerated particles of PTFE compounds
A process for the continuous agglomeration of granular tetrafluoroethylene polymer powders which cannot be processed from the melt to give molding powders having a high bulk density, an improved...
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4740337 |
Powder slush process for making plastic articles
The plastic molded article is produced by heating a mold by contact with a preheated salt bath. The salt bath is readily maintained at a uniform temperature and is self-insulating for energy...
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4439385 |
Continuous process for the agglomeration of PTFE powders in a liquid medium
A process for the continuous agglomeration of granular tetrafluoroethylene polymer powders which cannot be processed from the melt to give molding powders having a high bulk density, an improved...
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4368164 |
Glass fiber compounding in gaskets as asbestos replacement
A method of dispersing glass fibers in a rubber solution comprises forming a rubber-bonded glass sheet and dissolving the rubberbond of the glass sheet in a rubber solution comprising rubber and a...
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4356143 |
Apparatus for and a method of curing a continuous length of curable material
In an apparatus and a method for the curing of a continuous length of curable material, the length of material is passed through a curing chamber defined by a tubular body 47. This body 47 is...
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4219515 |
Water alkalinity control in the manufacture of hydrous silicate products
The water resulting from the filter press molding of slurries of hydrated lime and reactive silica in the manufacture of hydrous calcium silicate products is recycled to the process by treating it...
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4108931 |
System of making molds for investment casting
A system of making molds for investment casting in which the patterns are formed from, and the sprue form is coated with, polyethylene glycol having a molecular weight in the range of from...
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4102968 |
Agglomeration of finely divided sulfur particles in a liquid suspension
Finely divided sulfur particles in a liquid suspension are agglomerated by adding molten sulfur to the suspension and agitating the mixture to transform the particles into agglomerates wherein the...
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3867319 |
Process of making a foamed ionic polymer
This invention relates to a process for preparing novel foamed polymeric products which comprises foaming an ionic polymer in the presence of a volatile polar compound which acts as a plasticizer...
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3689626 |
PROCESS FOR CASTING CONCRETE MEMBERS
Concrete members including wall panels and the like are made in a mold having a mold bottom portion formed of a layer of wax cooled to a solid state from a molten state upon the surface of a pool...
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3689183 |
AUTOMATED RETRACTABLE CONVEYOR
Apparatus for molding objects from heat-softenable material which may include a plurality of molds, means for continuously supplying heat-softened material for the molds, and means for distributing...
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3436199 |
PROCESS FOR REJUVENATING SPENT GLASS POLISHING AGENTS
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3315016 |
Induction heated-slush molding process
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3309438 |
Method and means for controlling the consistency of casting compositions during casting
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2814075 |
Method of treating waste latex foam
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2779388 |
Apparatus and method of forming elongate articles from fiberglas
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3576929 |
Title is not available
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