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| Number | Title | Issue Date |
| 5112915 | Copolyetherester elastomeric compositions Copolyetherester molding compositions comprising a copolyetherester and a modifying amount of a modulus reducing rubbery interpolymer comprising a crosslinked (meth)acrylate rubbery phase and an interpenetrating, crosslinked styrenic resin phase.... | 05/12/1992 |
| 5106908 | Polyorganosiloxane/polyvinyl-based graft (meth)acrylate polymers A multi-stage polyorganosiloxane/polyvinyl-based graft polymer is provided by the co-homopolymerization of organosiloxanes and a vinyl-based monomer (e.g. styrene) and the subsequent graft polymerization of one or more stages of additional (meth)acrylate ... | 04/21/1992 |
| 5104418 | Hybrid diesel fuel composition A hybrid diesel fuel composition in the form of a microemulsion stable with time over a wide temperature range comprises a diesel fuel, water, a glycolipid surfactant and an aliphatic alcohol co-surfactant.... | 04/14/1992 |
| 5100009 | Closure and access systems for containers and methods of manufacture and use A container-closure system is provided for housing or containerizing a product, which comprises a container body having at least one free end about its perimeter which forms an opening on said container for receiving or discharging said product, and an en... | 03/31/1992 |
| 5087662 | Polyester, polycarbonate and/or polyphenylene ether with polyorganosiloxane/polyvinyl-based graft (meth) acrylate polymers Thermoplastic molding compositions are provided which comprise polycarbonate resins, polyester resins and polyphenylene ether resins or various combinations thereof modified with a multi-stage polyorganosiloxane/polyvinyl-based graft (meth)acrylate polyme... | 02/11/1992 |
| 5085912 | Wear resistant floor covering Wear resistant floor coverings have a plurality of stud-like inserts which are flush with the underside of the floor covering to prevent against wear and slippage.... | 02/04/1992 |
| 5081833 | Device for keeping the annular outlet mouth of the gas volute always centered about the nozzle assembly in a gas turbine A device for keeping the annular outlet mouth of the gas volute always centered about the nozzle assembly in a gas turbine, consisting of two diametrically divided retaining rings embracing said annular mouth, the lower half-ring having an inner radius gr... | 01/21/1992 |
| 5081257 | New polyoxazolidines, process for preparing them and use thereof New polyoxazolidines can be defined by means of the general formula: ##STR1## wherein R, R1, R2, R3, R4, R5, R6 and n have the meaning as reported in the specification. These polyoxazolidin... | 01/14/1992 |
| 5079293 | Thermoplastic compositions containing combined modifiers Polyphasic resin blends and particularly polycarbonate/polyester blends, are prepared with modifiers comprising combinations of polyorganosiloxane/polyvinyl-based graft copolymer(s), polyorganosiloxane-based graft copolymer(s) and/or diene rubber-based ... | 01/07/1992 |
| 5076930 | Apparatus and process for liquid-liquid contact A process and apparatus for effecting liquid-liquid contact in a plurality of stages between heavy and light liquid streams is provided wherein said streams are capable of undergoing mass transfer with one another or constituents in either stream are capa... | 12/31/1991 |
| 5075351 | Silane compositions for reinforcement of polyolefins There are provided reinforcing additives, e.g., for polyolefins, comprising (a) a hydrolyzable silane having an ethylenically unsaturated amide substituent and (b) a free radical generator. Also provided is a single step method of using such additives wit... | 12/24/1991 |
| 5072999 | Voting booth A movable heavy duty voting booth with a structural frame and lightweight panels to accommodate electronic voting mechanisms.... | 12/17/1991 |
| 5072113 | Polarimetric fibre-optic sensor having deformation means In a polarimetric fibre-optic sensor using a polarization-maintaining optical fibre with two light propagation modes, a reference light signal is fed to propagate along the optical fibre in accordance with one propagation mode, a series of measurement lig... | 12/10/1991 |
| 5071928 | Process for polymerizing ethylene and copolymerizing ethylene with alpha-olefins and relevant catalyst Ethylene homopolymers and ethylene copolymers with alpha-(C3 -C10)-olefins are obtained by polymerizing the monomers with a polymerization catalyst formed by: a) an alkyl-aluminum; and b) a modified solid catalyst component obtained by tr... | 12/10/1991 |
| 5070711 | Method and device for needle selection in a circular knitting machine, particularly for selection needle by needle This device relates to a circular knitting machine in which the inactivation or activation of a vertical jack standing below each needle is controlled by a horizontal jack. The horizontal jack is located in a radial position relative to a cylinder within ... | 12/10/1991 |
| 5070177 | Ultraviolet radiation resistant polyphthalatecarbonate resin An aromatic polyphthalatecarbonate resin having a small percentage of phthalate units therein exhibits improved resistance to hazing and yellowing upon exposure to ultraviolet radiation. The polyphthalate carbonate resin is derived from the reaction produ... | 12/03/1991 |
| 5069279 | Well structure having a screen element with wire supporting rods A well structure suitable for use as a shallow well having a large diameter includes a well curb, and one or more water intake segments mounted in a part of the well curb. Each water intake segments includes a frame made of a vertically arranged pair of f... | 12/03/1991 |
| 5069818 | Functionalized polyphenylene ethers and blends with polyamides Functionalized polyphenylene ether compositions are provided which are particularly useful for effecting compatibility for a blend of polyphenylene ether resin and a polyamide resin. The functionalized-polyphenylene ether is the reaction product of a ... | 12/03/1991 |
| 5070051 | Catalyst component and catalyst for the production of very high molecular weight polyolefins A solid catalyst component for the low-pressure polymerization of ethylene and C3 -C10 alpha-olefins into very high molecular weight polyolefins is in the form of a spherical granular solid having a surface area of between 20 and 40 ... | 12/03/1991 |
| 5070062 | Oxychlorination catalyst, the method for its preparation An oxychlorination catalyst is described which is constituted by porous particles of microspheroidal, or at least microcrystalline, alumina impregnated with cupric chloride and with the chloride of an alkali or alkaline-earth metal, in which the copper an... | 12/03/1991 |
| 5070155 | Semi-aromatic copolyamide or copolyester-amide prepared from aliphatic polyamide Semi-aromatic copolyamides and copolyester-amides are obtained by placing an aliphatic polyamide into contact with an aromatic hydroxyacid or aminoacid, by operating at high temperature, under melting conditions, possibly in the presence of a catalyst, wi... | 12/03/1991 |
| 5069565 | Computer printer for printing labels and tags having vertically orientated tractor feed A portable personal computer printer adapted for printing heavy print media such as tags and label stock by drawing the media vertically through the printer without substantial bending of the media.... | 12/03/1991 |
| 5066786 | Method for the purification of interferon A method is described for the purification of crude human interferon from solutions containing it, which comprises: a) the complete adsorption of the crude interferon in a column of siliceous material which has previously been disinfected with an aqueous solut... | 11/19/1991 |
| 5064548 | Solid polymeric electrolyte A solid polymeric electrolyte is constituted by a solid solution of an ionic compound in an organic matrix of polyether nature, constituted by a mixture consisting of: a high-molecular-weight poly-(ethylene oxide); and the product of polymerization of a vinyle... | 11/12/1991 |
| 5064931 | Flame-resistant polycarbonates containing units deriving from halogenated carbonyl compounds in their polymer chain Flame-resistant thermoplastic branched polycarbonates of high molecular weight are prepared from: (1) a carbonate precursor; (2) at least one dihydroxyaromatic compound of formula: ##STR1## where: R is a single bond, or a substituted or non-substituted li... | 11/12/1991 |
| 5064980 | Coffee maker A drip-type coffee maker adapted for use in a microwave oven. The coffee maker includes a container which can dispense coffee directly into a receptacle therebelow and has an upper reservoir for holding water, a lower filter element for holding coffee gro... | 11/12/1991 |
| 5064869 | Polyphenlene ether foams from low I.V. polyphenylene ether expandable microparticles Expandable thermoplastic resin microparticle compositions comprising low intrinsic viscosity polyphenylene ethers and a method for producing foam therefrom are disclosed.... | 11/12/1991 |
| 5061746 | Silane derivatives which improve properties of PPE-polyamide compositions Novel polyphenylene ether-polyamide compositions having improved compatibility, elongation and impact properties as well as improved processability are prepared comprising one or more polyphenylene ethers, one or more polyamides and a property improving s... | 10/29/1991 |
| 5061811 | Process for the preparation of retro-inverso peptides and 1,3-dioxane-4,6-dione intermediates thereof A method of synthesis of a partially retro-inverso peptide incorporating at least one malonyl residue of formula (III) ##STR1## wherein R represents the side chain of an -amino acid, is described which is characterized in that said malonyl res... | 10/29/1991 |
| 5059663 | Liquid composition polymerizable into organic glasses of high refractive index A liquid composition stable during storage and polymerizable radically into organic glasses having a high refractive index, containing: (A) from 20 to 80% wt of a mixture of monomer and oligomers of a carbonic allyl derivative representable by the formula (I):... | 10/22/1991 |
| 5057271 | Protection system for the basemat reactor containment buildings in nuclear power stations A protection system for the basemat of reactor containment buildings in nuclear power stations. The system comprises a structure located in a cavity below the reactor vessel and submerged in water. The structure comprises staggered layers of stainless ste... | 10/15/1991 |
| 5056724 | Process and apparatus for controlling distribution of thread on a package in a collection unit for synthetic threads The present invention relates to a process for piloting the distribution of thread on a package under formation, in a collection unit for collecting synthetic threads, to prevent ribboning from forming during the continuous overlapping of different windin... | 10/15/1991 |
| 5056727 | Device for preventing yarn loop formation and for saving suctioned yarn on winding units This invention relates to a device for preventing yarn loop formation and for saving the suctioning yarn on winding units. This device keeps the yarn under tension during the knotting and cone doffing steps. The device has a movable bar which is positione... | 10/15/1991 |
| 5056511 | Method and apparatus for compressing, atomizing, and spraying liquid substances The method and apparatus for atomizing and spraying liquid substances serves in particular to produce clouds for inhalation purposes. The liquid substance to be atomized is compressed to such an extent that it decreases in volume and that it is then explo... | 10/15/1991 |
| 5055531 | Process for the preparation of polyester/polycarbonate copolymers Copolymers are prepared by the interaction of a melt mix comprising a high molecular weight poly(alkylene arylate) resin with a high molecular weight polycarbonate or polyester carbonate and a catalyst, such as diphenyl phosphate. The copolymers are tough... | 10/08/1991 |
| 5055576 | Photochromatic and thermochromatic spiro-oxazepin-oxazine compounds and the process for their preparation New photochromatic and thermochromatic compounds of the spiro-oxazepin-oxazine class are definable by the general formula (I): ##STR1## where the substituents R and R1 -R12 are as defined in the description. The process for the ... | 10/08/1991 |
| 5052506 | Control valve and four-wheel steering system including control valve A control valve includes a first valve having a cylinder and a piston arranged in the cylinder. The piston defines in the cylinder a pressure receiving chamber and first and second output pressure chambers, and is moved by pilot pressure applied to the pr... | 10/01/1991 |
| 5053978 | Automatic boiler room equipment monitoring system A system for monitoring, processing and storing operating parameters of a boiler room. A sonar gauge for measuring the level of liquid fuel in a storage tank, thermocouples to measure temperatures at varous points in the boiler room, and means to monitor ... | 10/01/1991 |
| 5050424 | Telecoordinometer The telecoordinometer (1) is capable of detecting the movements and/or the oscillations of a structure (8) it is associated with. It comprises an absolute reference element constituted by an either horizontally or vertically taut line (2, 2A) and a detect... | 09/24/1991 |
| 5051404 | Tripeptide compounds having hypotensive activity Tripeptides having hypotensive activity, defined by the following general formula: A--B--C--OZ (I) wherein: A represents a residue of L-pyroglutamic acid, L-proline of L-proline bearing a substituent on its amino ... | 09/24/1991 |
