Systems for positioning and/or analyzing samples such as cells, vesicles, cellular organelles, and fragments, derivatives, and mixtures thereof, for electrical and/or optical analysis, especially relating to the presence and/or activity of ion channels.

It is described an oxygen dispenser for use in high pressure discharge lamps. The oxygen dispenser of the invention comprises a metallic container capable of retaining solid materials but allowing an easy passage of gas, containing silver oxide. Several possible types of dispenser are proposed. The dispenser has shown capable of avoiding the formation of black deposits coming from hydrocarbons ins...

In a non-stop stack changing device, remaining-stack bars are pulled from the stack area one by one and out-of-line in relation to each other. To this end, a pull/push drive is provided, which makes it possible to push the remaining-stack bars simultaneously into the grooves of a pallet carrying a sheet stack. Furthermore, the pull/push drive makes it possible to pull the remaining-stack bars in p...

Foam blowing agents blends of 5-50 mole % HCFC-22 and 95-50 mole % of n-pentane, i-pentane and/or cyclopentane are provided, as are polyol premixes and polyurethane foam compositions containing such blends.

This invention consists of an ophthalmic storage and dispensing device formed by injection molding, consisting of a vial with thick rigid walls and a limited flexible area. The flexible area allows only a small displacement when squeezed providing a metered volume of dispensed liquid. It also has an integral molded dropper tip as well as an integral molded puncture membrane within the tip. A botto...

The parasol has a vertical mast with a slide to open/close the canopy. Cable-like bodies (11) are guided sliding on the slide (3). One end (12) of each body is fastened to the end sections of associated bars (8), while the other end (13) is fastened stationary between slide and upper mast end (9). The bodies are of such a length, that they are tensioned mainly horizontally when the parasol is open...

PURPOSE: Provided is a process for preparing heat-vulcanizable silicone compositions, particularly a process for preparing heat-vulcanizable silicone compositions from an untreated filler and silicone polymer premix. CONSTITUTION: A process of preparing a heat-vulcanizable filled silicone composition, comprises: charging an untreated filler and high viscosity silicone polymer premix into a compoun...

PURPOSE: A piezoelectric actuator is provided to improve efficiency, and to perform longitudinal vibrations and which is acted upon by elastic means. CONSTITUTION: The piezoelectric actuator is to drive a movable part(2) having an elongate piezoelectric resonator(3), which serves to perform longitudinal vibrations and which is acted upon by elastic means(10), for example a spring(10). The elastic ...

Disclosed is an electronic quantity purchasing system which is a host comput er system that a user may access to pre-purchase quantities of goods or service s and later redeem for the actual product or service at a point of distribution. The preferred communication means employed is via secure, high-speed Internet access. Data storage is electronic. Users employ the system to make an instant pur...

Working-up of used photographic colour processing baths, namely the following baths with their predominant contents in brackets : bleach or blixing (ammonium-Fe-EDTA complex-former), fixing (thiosulphates, especially NH4- or optionally Na-thio-sulphate) and developing (especially Na sulphite): comprises the following steps subsequent to removing the Ag by conventional means: (i) setting the multi-...

The method involves using dental X-rays which are digitised to provide dental data. The data are combined with a two-dimensional image of a standard jaw provided by an image memory. The standard image can be adjusted via the computer to match the patient's jaw. Each step of the projected treatment can be visualised via the computer-generated image, with provision of a corresponding text and calcul...

The invention is a water dispersible epoxy resin composition comprising: A) the reaction product of one or more polyepoxides optionally, one or more poly (aromatic hydroxy) containing compounds optionally, one or more chain terminators, and one or more nominally difunctional C12-36 fatty acids or a dimer of an unsaturated, fatty acid; wherein the composition further comprises: B) a sufficient a...

A hydrophilic coating having a covalently cross-linked hydrophilic polymer suitable for coating medical devices or instruments for introduction into human cavities, the coating further having a water soluble compound, the water soluble compound being glucose, sorbitol, a halide, nitrate, acetate, citrate or benzoate of an alkali metal or alkaline earth metal or silver; acetic acid, glycine or urea...

The invention relates to a method for the production of flat structures using foamable material and fibers with a high fineness coefficient. The foamable material is applied by spinning or is foamed totally or partially thereafter on the flat structure by applying energy. Fibers with a fineness coefficient greater than 50 are used. A considerable enlargement of the active surface is achieved by us...

Disclosed are stable aqueous polyurethane latexes prepared from prepolymer formulations including a polyisocyanate component and polyol component, wherein from 5 to 40 percent of the weight of the polyol component is ethylene oxide in the form of ethylene oxide applied as an end cap onto a propylene oxide or higher oxyalkylene polyoxyalkylene polyol, and no more than 45 percent of the weight of po...

PCT No. PCT/DE95/00811 Sec. 371 Date Feb. 28, 1997 Sec. 102(e) Date Feb. 28, 1997 PCT Filed Jun. 19, 1995 PCT Pub. No. WO95/35340 PCT Pub. Date Dec. 28, 1995The invention is directed to a method of manufacturing oriented cellulose films by spinning non-derivated cellulose dissolved in amino oxides into a precipitating bath. The cellulose solution is extruded downward through a film-blowing nozzle ...

Foamed gaskets comprising at least one homogeneously branched ethylene polymer and at least one blowing agent are disclosed. The gaskets are particularly useful for sealing food and liquid containers and do not contribute to taste and/or odor of the packaged product, which is especially useful in food-stuff applications.

The invention relates to methods and apparatuses for performing electronic payment transactions between a terminal equipment (100) in a telecommunication network and the other transacting party (1,2, . . . ,N). The invention utilizes a special payment service gateway (10) through which all the payment transactions of the terminal equipments in the telecommunication network are routed. The payment ...

The present invention discloses a compound body consisting of a substrate with a surface coating suitable for wear parts and tools applications, comprising a body of wear-resistant material. The body includes top and bottom surfaces and at least one peripheral wall extending therebetween, the intersection of said peripheral wall and at least said top surface forming cutting edge means. The surface...

A base timber (1a) is secured to a base (4) with a screw (5) and successive timbers (1) are stacked thereon and secured with clamping bolts (2). Said clamping bolt (2) is equipped with an internally screw-threaded nut portion (25), a washer (23) and a shank (20) having a screw-threaded region (21). This method of assembling timber walls for a timber house eliminates the accumulated shrinkage of th...