Matches 151 - 200 out of 348 < 1 2 3 4 5 6 7 >
Match Document Document Title
5009831 Extrusion coated substrates with separable and removable layers  
Processes for extruding thermoplastic coatings on substrates are provided by this invention. The processes include directing a substrate between two pressure roll means wherein one of the pressure...
4978486 Method for preparing perforated film  
A method for preparing a perforated film, for use in the field of sanitary, food packaging and industrial materials, by thermally embossing an oriented polyolefin film with an embossing roll having...
4968370 Replication of information carriers  
A process for producing an information carrier containing recorded audio and/or video information wherein a web of a thermoplastic material is extruded onto the patterned surface of a metal master...
4958901 Method for making a multi-lumen epidural-spinal needle and tip and stock configuration for the same  
The present invention discloses a method for producing a multi-lumen needle suitable for administrating spinal anesthesia. The method will provide a needle that will allow the simultaneous...
4957679 Method of making interfolded sheets of plastic film  
When a film consisting of high density polyethylene and about three percent polystyrene is run on an interfolding machine to produce interfolded sheets of the film for use as deli wrap, the film is...
4952352 Process for producing a low density foamed polyethylene  
A foamed and expanded low density polyethylene sheet or tube possesses both superior buoyancy and thermal resistance characteristics. The sheet or tube is made by a process including mixing a low...
4935081 Method for welding of continuous loop ribbon  
The invention relates to a method of adjoining two ribbon ends to form a continuous loop of ribbon. This is done by aligning lengths of the ribbon and holding the same in taut condition....
4930287 Distortion-free vinyl siding  
Elongate extruded sections of vinyl siding, having a top edge portion, which is intended to be hidden in use behind the bottom edge of an immediately higher section of siding, wherein the top edge...
4921671 Method for molding articles to a web  
A method and apparatus for producing molded articles attached to a flexible web by molding the articles in the cavity of a mold which includes entrances for the web and elements for centering the...
4908278 Severable multilayer thermoplastic film  
A dispensable multilayer film having alternating layers of a ductile material, a brittle material, and optionally an intermediate layer. The film has excellent strength in its longitudinal and...
4898702 Method and apparatus for removal of a wire mandrel from a catheter  
A catheter fabrication method and apparatus. Two rotating contact rollers define a nip to engage a mandrel used in fabricating an elongated tubular catheter. The rollers pull the mandrel from the...
4859264 Method and installation for producing hose for drip irrigation  
The irrigation hose comprises two tubes disposed one within the other, at least one of the tubes being grooved. The ungrooved tube forms with the groove or grooves of the other tube continuous...
4856395 Cutting mechanisms  
This invention relates to a cutting mechanism and its method of operation in "cutting side-lock" portions from "green state" roofing tiles. The tiles are manufactured in a conventional concrete...
4854996 Method and apparatus for producing multilayer panels  
A method and an apparatus for producing multilayer panels. In the method for producing multilayer panels from extrudable plastic, two plastic strips are fed from extruders to a roll-arrangement and...
4855091 Method for the preparation of carbon filaments  
A method of preparing carbon filaments which comprises exposing a suitable thermostable substrate which is covered with reduced monocrystalline metal particles with a diameter of at least 5...
4842794 Method of making apertured films and net like fabrics  
A method of making apertured films including the step of perforating films of thermoplastic materials with embossing rolls engraved with patterns which form small slits or incipient slits in the...
4794028 Method for continuously producing a multi-hook fastner member and product of the method  
A method of continuously producing an elongated strip-like fastener member is disclosed which facilitates highly efficient formation of the fastener member with a great multiplicity of resiliently...
4789509 Method for fibrillating carbonaceous fibers  
A method for fibrillating carbonaceous fibers, which comprises contacting a tow of carbonaceous fibers to rotating surfaces of rollers for fibrillation, wherein at least two rollers are disposed so...
4778371 Apparatus for forming frogs in the sides of a concrete element  
An apparatus for forming frogs in the sides of a slipformed concrete element, especially a hollow-core slab is disclosed. In accordance with the invention, the frogs are formed in the sides of the...
4772347 Process for making filamentary structure  
A method of making a filamentary structure comprising a spiral thermoplastic core filament disposed within a thermoplastic sheath component is provided. The method involves extruding together from...
4769199 Process of making plastic hinge for raceway  
A U-shaped raceway having bottom and side walls formed as substantially rigid plastic panels, and flexible plastic hinges integrally joined between the lower edges of the side walls and the...
4769193 Apparatus with trimming plate and method for making soap  
A method of making a soap comprising the steps of passing the soap through an orifice plate to form an extrudate while passing the extrudate in a first portion generally parallel to the extrudate...
4765936 Method for the manufacture of a weather strip for motor vehicles  
The method enables the manufacture of a weather strip including a profiled section with a cross-section in the form of a web terminating in a head, the extent of the web being variable between a...
4758396 Process for the preparation of a biaxially oriented polypropylene film  
A process for the preparation of a biaxially stretch-oriented film having at least one opaque layer is described. The opaque layer is composed essentially of propylene polymer and fillers in a...
4743414 Composite wall forming process  
An assembly line method of construction is applied to the making of the thin fiber reinforced shell that forms the external surface of the Fibrestone wall. An elongated endless movable belt has the...
4716001 Method of making a flexible cable assembly  
A flexible cable assembly for actuation of an automobile speedometer or the like, comprising an inner core member and a tubular casing that includes an outer housing and a spiral-cut tubular liner...
4714573 Method of manufacturing molded slide fastener coupling elements  
A method of supplying a thermoplastic material to a molding machine for molding the same into a desired formation on slide fastener tapes is disclosed, whereby a composite plastic material,...
4675144 Scarfing method  
A scarfing method and apparatus are disclosed for making a longitudinally and transversely contoured batt on a moving fibrous web. The apparatus comprises a scarfing roll disposed on one side of a...
4666648 Method and apparatus for manufacturing roof tiles  
A roof tile (9) having contoured interlocking regions (20) along its side edges is provided with a plurality of relatively shallow closely spaced, longitudinally extending grooves on its upper...
4624051 Shaving unit  
A shaving unit comprises at least one blade and blade support structure that has external guard and cap surfaces for engaging the user's skin respectively ahead and rearwardly of the blade edge or...
4620895 Apparatus for manufacturing a square filler for water treatment  
A square filler for water treatment and an apparatus for the manufacture thereof are disclosed. The square filler is used as a contact medium for aerobic or anaerobic treatment of sewage. The...
4620956 Process for preparing microporous polyethylene film by uniaxial cold and hot stretching  
An improved process for the production of a microporous polyethylene film by cold stretching and hot stretching a non-porous crystalline, elastic polyethylene film, whereby the permeability of the...
4611382 Method for manufacturing a fistula  
A method of manufacturing a fistula consisting of a needle mounted on a plastic handle or wing. The plastic wings are formed by continuously extruding a plastic strip having the wing cross section....
4605527 Process for producing clutch facings  
A process for producing a clutch facing which comprises the steps of: impregnating inorganic fibers with a thermosetting resin; causing rubber composition sheets to adhere to the resin-impregnated...
4600637 Process for the continuous production of composite foam panels and resultant product  
A liquid mixture containing a heat-expandable resin and a catalyst is cast onto a lower facing, which is heated from below to cause expansion of the mixture and hardening of its lower part. The...
4597932 Method of manufacturing synthetic resin pen nibs  
Method of manufacturing synthetic resin pen nibs is disclosed, which pen nibs may suitably be employed in writing instruments for fine lettering or drawing fine lines. The pen nibs are formed of...
4594211 Preparing polyolefine based opaque film  
A thin polyolefine based film, having a thickness of from about 15 to about 200 microns, which is perfectly non-transparent in spite of its low thickness. The film is composed of polyolefine as a...
4594210 Process for manufacturing cement plates reinforced with fibrillated polymeric films  
A process is provided for continuously manufacturing plates containing an open net fibrillated polymeric film reinforcement. A net having a plurality of fibrillated polymeric film layers is unwound...
4581186 Method of making foam core building panels in a continuous operation  
A method and apparatus for making building panels includes means for positioning upper and lower rigid sheets of material, such as paper pulp, in spaced relation so that foamable material disposed...
4574065 Non-directional floor tile  
A floor tile product is manufactured with a random or non-directional tile pattern. This is accomplished by adding a hard material such as ground marble to the tile base mix. This hard material...
4547329 Process for forming copolymer particles  
Disclosed is a process for the formation of olefin-vinyl alcohol copolymer pellets which comprises mixing particles of the copolymer with water to obtain a wet cake containing about 20-70% solids...
4534724 Apparatus for producing profiled strands  
A sealing profiled strand of elastomeric materials provided with sealing lips along portions of the strand. The strands emerge from the nozzle or orifice of the extruder, at which point they still...
4530779 Conductive synthetic resin molding material  
A conductive synthetic resin composition, which is suited for manufacturing a molded product having an excellent electromagnetic shielding effect, and comprises master pellets consisting of a...
4525231 Method of making cushioned automotive strap handle  
Cushioned automotive strap handles with spring steel base strips, cushions, and wrapped and sealed covers are made by injection molding resin cladding directly onto steel base strips before...
4504429 Method and apparatus for the continuous upward production of foamed material  
A method of continuous upwards production of foamed material by feeding foam forming materials from below and taking foamed material away from above, wherein foaming takes place in diverging...
4503006 Method and apparatus for manufacturing tag pin assemblies  
A method of manufacturing tag pin assemblies in which individual tag pins each comprising a head and a crossbar integrally connected by a filament are integrally but severably connected in the...
4499037 Method for the recovery of thermoplastic from piping for reprocessing  
A process for preparing thermoplastic piping for recovery of the thermoplastic in which the piping is cut into a continuous spiral ribbon with straightening of this ribbon to be without substantial...
4496515 Method for cutting gypsum board with high velocity fluid cutting jet  
Gypsum board is formed into a continuous sheet by depositing an aqueous slurry of calcium sulfate hemihydrate, including conventional additives, between two paper cover sheets on a moving conveyor....
4473522 Crack elimination in soap  
A process for the elimination of wet surface cracking in dual extruded soaps including the steps of extruding two streams of plodded soap from a single cone dual extrusion nozzle, cutting the two...
4470942 Process and equipment to obtain a plate provided with holes directly by extruding plastic materials  
The invention relates to a process and an equipment to obtain a plate provided with holes directly by extruding plastic materials. The process consists in submitting the material coming out of an...
Matches 151 - 200 out of 348 < 1 2 3 4 5 6 7 >