The invention relates to a process for the preparation of positive or negative active mass of lead accumulators by using the active mass separated from production-refuse plates and/or the active-mass wastes produced during production. According to the invention when positive active mass is prepared then positive active mass, while when the negative active-mass is prepared then negative active-mass...

The welding of laminates and lacquered metals is described for the purpose of producing tubular can bodies for three piece cans. The method describes how a coating-free margin is produced on can blanks in order to be able to produce satisfactory welds. A pulsed laser having a short pulse duration of less than 10 mu s and a peak power output of at least 0.1 megawatt is used to clean margins from ca...

Apparatus and methods are provided for compressing biological tissue for use with a radiographic or sonographic imaging system that enhances imaging of the tissue near a patient's chest wall. The apparatus includes a compression assembly having first and second compression surfaces, and structure for positioning the first compression surface relative to the second compression surface so that the f...

A process is disclosed for preparing microcellular polyurethane elastomers by reacting: (a) high-molecular polyhydroxyl compounds, optionally (b) low-molecular chain-lengthening and/or cross-linking agents with (c) 3,3'-dimethoxy-4,4'-diisocyanato-diphenyl and/or 4,4'-stilbene-diisocyanate in the presence or absence of (d) catalysts; (e) foaming agents; and (f) additives. Also disclosed are isocya...

Compact and preferably cellular polyurethane elastomers are prepared by reactinga) relatively high molecular weight polyhydroxyl compounds and if desired,b) low molecular weight chain extenders and/or crosslinkers withc) phenylene 1,4-diisocyanate (p-PDI) and at least one additional aromatic diisocyanate selected from the group consisting of tolylene diisocyanate, diphenylmethane diisocyanate, 3,3...

Azeotrope-like compositions of 1,1,1,3,3-pentafluoropropane and 1,1-dichloro-1-fluoroethane are provided. The compositions of the invention are useful in the preparation of polyurethane and polyisocyanurate foams and as aerosol propellants.

The invention relates to the use of polymeric foam materials for insulation. These polymeric foams are prepared by polymerization of certain water-in-oil emulsions having a relatively high ratio of water phase to oil phase, commonly known in the art as high internal phase emulstions, or "HIPEs." The HIPE-derived foam materials used in the present invention comprise a generally hydrophobic, flexibl...

The present invention relates to compressable polymeric foam materials useful as insulation. These polymeric foams are prepared by polymerization of certain water-in-oil emulsions having a relatively high ratio of water phase to oil phase, commonly known as "HIPEs." The polymeric foam materials comprise a generally hydrophobic, flexible or semi-flexible, nonionic polymeric foam structure of interc...

This invention pertains to a method for forming diamond films by the gas phase synthesis. The invention pertains to a manufacturing of highly effective films to be used for field electron emitters. The goal of the invention is to manufacture diamond films with highly effective electron emission properties. Diamond films are formed on the substrate in the gas mixture of hydrogen and carbon containi...

The present invention provides a downhole service tool for imaging a location constituting a work site of interest downhole at which a tool operation is to be performed in a preexisting wellbore and for performing a tool operation at the work site during a single trip of the tool. The downhole service tool includes an imaging device which sensors properties associated with the work site and genera...

The object of the invention is to allow payments without cash of services that can be requested through the internet during a connection between the supplier and the user through the ISDN network and the internet. While user and supplier are connected, the call number of the user and an indication of the desired service are transmitted to the supplier, and the call number of the user is checked by...

PCT No. PCT/EP94/02651 Sec. 371 Date Mar. 6, 1996 Sec. 102(e) Date Mar. 6, 1996 PCT Filed Aug. 10, 1994 PCT Pub. No. WO95/07148 PCT Pub. Date Mar. 16, 1995The invention relates to a process for producing a multicoat refinish, in which a metallic basecoat is sprayed on the prepared damage site and the adjacent regions of the old finish, so that it is opaque (hiding) in the region of the damage site...

Two stage implantable microphone devices suitable for use in hearing systems are provided. An implantable microphone device may include a housing including a diaphragm with the housing and diaphragm enclosing a chamber; a microphone coupled to the housing; and a vent connecting the microphone to the chamber. Vibrations of the diaphragm are transmitted through the chamber as a first stage and throu...

A drive system for a grounds care device using two identical final drives in combination with two identical power units to provide directional drive to the wheels.The final drives and power units are assembled to each other differently for use on each side to provide the required relative reverse rotation of each drive wheel while maintaining the same direction of control movement for forward (or ...

A method for preparing deagglomerated fibres and/or particles and for providing the fibres and/or particles with a substantially uniform protective coating, the fibres and/or particles being of a material selected from the group consisting of carbides oxides, nitrides, silicides, borides, metals and graphite, including SiC, TiC, ZrC, WC, NbC, AlN, TiN, BN, Si3N4, MgO, Al2O3, SiO2, ZrO2, Fe2O3, Y2O...

The early administration of Lactobacillus GG during the rehydrating phase is capable of shortening the duration of the diarrhoea, preventing the following food allergy syndrome in the patient, and promoting a faster weight increase. To this purpose there is provided a preparation to be administered by mouth and formed of an oral rehydrating solution (ORS) of the commercial type, such as Dicodral 6...

A process for the production of powders by precipitation from a liquid reaction mixture comprises passing along a tubular reactor a segmented reaction flow comprised of discrete volumes of the reaction mixture separated by discrete volumes of a separating fluid which is substantially immiscible with said reaction mixture, the residence time of said discrete volumes of reaction mixture in the react...

Mixers assemblies including mixer cells, baluns, quadrature mixers and image reject mixers, etc. The mixer cell may contain CPW strip RF input and slot line strip LO input. LO signal return is provided through a flip-chip mounted to a mixer contact area and the CPW RF input is preferably coupled to the contact area through a distributed or flip-chip mounted capacitor. The use of two mixer cells in...

A method for removing soiling and graffiti markings from a barrier coat previously formed on an underlying surface is provided, wherein the method preserves rather than sacrifices the barrier coat. The method includes applying a solvent system which includes at least one substantially non-toxic organic solvent such as 1-methyl-2-pyrrolidinone to an area of the barrier coat. A method is also provid...

A framed art reproduction comprises: i) a thin sheet of deformable substrate having an artistic image reproduced on a front face thereof, ii) the thin sheet having an integral raised land portion containing the image, an integral flange surrounding the raised land and an integral continuous lip interconnecting the raised land to the flange, the lip being of a predetermined height defined by an ext...