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WO/1996/039651 |
A system and method for mixing and/or diluting ultrapure fluids, such as liquid acids, for semiconductor processing. The system includes first and second chemical dispensers, the first and second chemical dispensers adapted to contain fi...
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WO/1996/039650 |
Liquid enzyme doser used to project by injection an enzyme liquid to the final product. The dosing is performed with accuracy, and is measured by means of an in-pipe positive displacement flow-meter. The regulation of the dosing is carri...
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WO/1996/033451 |
A system (10) for injecting chemicals, e.g. odorants, from a chemical supply into a conduit or container (60) including three primary components, a pump (30) for injecting the odorant, a metering device (32) and a programmable controller...
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WO/1996/032668 |
Pressure balancing foam valve (50) includes a body (52) having an inlet (54) at one end and an outlet (58) at an opposite end, and having an annular passage (62) therethrough. A first stage pressure regulating assembly (86) is disposed w...
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WO/1996/026111 |
A process and device are disclosed for filling containers with viscosity-dependent doses of free-flowing media. The object of the invention is to develop a process that allows free-flowing media in containers to be dosed in a time-contro...
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WO/1996/026002 |
Additives are blended with a stream of liquid, for example of diesel fuel, by injecting at least two different additive compositions into the stream, and adjusting the rates of injection and the relative proportions of the injected addit...
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WO/1996/026474 |
A chemical blending system includes a mix tank (12) and a tank recirculation line (20) having a pump (26) in the recirculation line (20) for recirculating and mixing the blended chemical. A source of concentrated chemical (28A, 28B) is f...
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WO/1996/026110 |
A process is disclosed for adjusting the filling stream of automatic feeding flow-controlled filling machines. The object of the invention is to supply a medium volume in a uniform and clean manner to the container through the filling pi...
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WO/1996/025594 |
The invention relates to a process for controlling the fuel-air ratio for a gas engine which is provided with one or more $g(1) sensors and a three-way catalyst, as well as a control system for adjusting the fuel-air ratio by means of a ...
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WO/1996/023580 |
The present invention relates to a method for dosing and mixing viscous substances accurately and at a desired proportion. The dosable substance can be prepared, e.g., by mixing a solid substance into a liquid in a mixing container or by...
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WO/1996/015013 |
A vehicle treatment process and installation are disclosed, in particular for washing and/or polishing vehicles with a treatment liquid to which one or several treatment substances, in particular surfactants, are added. After treating th...
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WO/1996/014144 |
The present invention is directed to methods and apparatus for effectively proportioning a mixture of compressible and non-compressible fluids, wherein the resulting mixture has an almost constant density. The present invention is partic...
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WO/1996/014611 |
A plate (10) supports a venturi (11) within a conduit (20) and divides the fluid flow stream into a first stream which flows through the venturi tube (11) and a second stream which bypasses the venturi tube (11). A variety of adjusting m...
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WO/1996/004547 |
A microchip loboratory system (10) and method provide fluidic manipulations for a variety of applications, including sample injection for microchip chemical separations. The microchip is fabricated using standard photolithographic proced...
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WO/1995/034851 |
A process for controlling the continuous metering of multiple additives into a product flow in sequence through a single flowmeter is disclosed and claimed. The process includes continuously measuring the rate of a product flow. In respo...
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WO/1995/026316 |
Apparatus for blending at least two liquids, such as two different grades of petrol to provide a blended grade, has pumps (13 and 23) arranged to draw liquid from two separate tanks (11 and 12). The supply lines (16 and 17) from the pump...
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WO/1995/023366 |
A fuel additive system is disclosed which comprises a sensing device for determining the flow rate of fuel into the system and for generating a signal in dependence upon the fuel flow rate, a control system for conditioning the signal to...
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WO/1995/021059 |
Methods and apparatus for recognizing a change in state of a material (12), such as the completion of a polymerization reaction, by monitoring voltage across a pair of electrodes (16, 18) in contact with the material (12) while the chang...
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WO/1995/021406 |
Apparatus and a method for precision batch or continuous flow blending of gases are described. Pulsatile precision gas metering valves (15a-15d) having essentially zero dead space are employed to introduce gases to a mixing chamber (20) ...
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WO/1995/013573 |
The proportioning valve (10) has a main through passage (11) which is closed by a valve member (18) which is a sliding fit in a valve aperture (22). Movement of the valve member (18) between an open and a closed position is controlled by...
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WO/1995/004892 |
A mixing valve housing (1) containing two separate inlet chambers (5, 7) and a plurality of valve units (25) which are individually operated from remote positions provides mixed fluid through outlet lines (13) from the individual valve u...
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WO/1995/001816 |
A system, for supplying water, compressed air, and foam chemical to produce a fire stream of an aerated foam, comprises a fire pump (10), an air compressor (12), a conduit (24) wherein foam solution is formed from the water and the foam ...
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WO/1995/000892 |
A system for injecting chemicals, e.g. odorants, from a chemical supply into a gas pipeline (60) includes three primary components, a pump (30) for injecting the odorant, a metering device (32), and a programmable controller (40). The co...
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WO/1994/024480 |
The invention relates to method and means for addition of odour component to gasline system for consumer gas. A carrier gas (2) is saturated with an odour component by conducting the carrier gas through a container (3) with liquid odour ...
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WO/1994/021364 |
System for feeding a solid into a liquid that is able to dissolve this solid, said system being provided with a container (1) for the liquid and, inside said container, with a receptacle (4) for the solid.
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WO/1994/017464 |
A modular control, provided for sensing characteristics of a fluid and controlling the dispensing of additives into said fluid, is contained in a box-like housing (22) having an openable wall (34) which is sealable to a remainder of said...
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WO/1994/007570 |
A system for supplying compressed air and foam, to produce a fire stream comprising an aerated foam, includes a fire pump (10), an air compressor (12), a foam proportioner (14), a venturi (16), and a control (20) for automatically mainta...
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WO/1994/004257 |
Apparatus (10) for delivering a metered quantity of additive liquid from a container (12) to a carrier liquid such as water supplied by pipe (16) comprises a fluid motor (18) driven by the flow of carrier liquid and a peristaltic pump (2...
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WO/1994/004286 |
A system for dispensing mixed beverages has a processor (6) to control the liquid dispensed at an outlet (2) in dependence upon the demand of a user as input to a keypad (8). Carbonated water is fed to the outlet (2) by way of tubing (12...
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WO/1993/022714 |
A device for mixing water supplied to a common outlet from sources of hot and cold water. The device includes: first electrically operable valve means for controlling the supply of cold water to the common outlet; second electrically ope...
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WO/1993/014452 |
A control system is described for the supply of a gas mixture having a selected ratio of constituent gases. The system comprises sources (110a, 120a) of at least two pressurized gases, a mixing zone (117) for the gases, a control device ...
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WO/1993/004361 |
The invention concerns a method of determining the concentration of an iodine/iodide-containing active substance in aqueous solutions intended for use in the cleaning or disinfection of containers such as bottles, drums, kegs, cases and ...
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WO/1993/000625 |
The present invention provides a computer-controlled, module type, multipurpose synthesizer which contains a liquid flow control means by which the flow of reactants and solvents into the liquid flow control means is controlled by negati...
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WO/1992/013582 |
A method and a device designed to suck and to convey various types of liquids through a suction hose (45) and at the same time dose (4) an additive to the liquid in an accurate proportion to the amount of the sucked liquid, a liquid or a...
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WO/1992/013581 |
A method and a device of sucking and conveying various types of liquids and, without adding any air of any other gas or gas mixture to the liquid, to collect the liquid in a closed container or receiver (32), or to directly transfer the ...
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WO/1992/011082 |
The present invention is a post-mix beverage dispensing valve for accurately maintainig the proper ratio of two liquid beverage components. The present invention includes a valve main body (12) having a gear pump (60) secured thereto. Th...
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WO/1992/008178 |
The invention relates to a method and an apparatus for realizing, in tapping of liquid, a continuous liquid flow at a controlled temperature. The apparatus includes at least two part mixers (1, 2) which, upstream, are connected to a supp...
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WO/1992/003771 |
A cleansing agent, for example water, for an internal combustion engine is added in proportion to the flow rate of the fuel, air or fuel/air mixture supplied to the engine. The addition is controlled by a fluid flow sensor (10) which pro...
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WO/1992/001980 |
A filling device (1) allows adjustable quantities of water for domestic use to be tapped from water pipes. The device has a pipe space (2) with an outlet port (8) and a stop valve (3), as well as a liquid quantity counter (4) and a contr...
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WO/1991/016769 |
This invention relates in general to high-quality low bit-rate digital transform coding and decoding of information corresponding to audio signals such as music signals. More particularly, the invention relates to signal analysis/synthes...
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WO/1991/015719 |
A system adapted for removable placement in a security enclosure fitted into the wall of a refrigerated container (1) for respiring perishables, and for monitoring and controlling (100), continuously and dynamically, over a programmed, d...
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WO/1991/010177 |
The control method is directed to a quality characteristic of the process material, typically to its outlet concentration. In control of the actuator which is a part of feedforward or feedback control of outlet concentration, one takes a...
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WO/1991/005733 |
Process for the improvement of the sulphur yield of an assembly which produces sulphur from from H2S and which consists of a sulphur plant (1), an oxidation and hydrolysis unit (2) and a purification unit (3). Said sulphur plant (1) in p...
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WO/1990/014303 |
A multiflavor beverage dispenser comprises a microprocessor system (CB) for controlling the ratio of diluent to concentrate of a post-mix beverage. The system includes a compact flow rate control module (22) for selectively controlling t...
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WO/1990/013511 |
An apparatus for blending two gases together in precisely adjustable proportions. The apparatus includes a mechanically adjustable, blending subassembly adapted to receive the first gas (12) at a predetermined pressure, and a one to one ...
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WO/1990/013859 |
A liquid is supplied to a vessel (10) to form a pool (21) from which it discharges through a venturi. A supply pipe or pipes (12, 30) convey other liquids and/or gases from separate sources or from above the liquid pool into the venturi ...
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WO/1990/011964 |
The invention relates to beverage dispensers of the type which proportionally mixes syrup and water. The problem associated with these types of dispensers is that variations in fluid pressure and viscosity can vary which results in an in...
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WO/1990/011960 |
A fluid-driven proportioning pump (10) dispenses precise volumes of three fluids, includes a drive cylinder (12) housing a drive piston (40) which divides drive cylinder (12) into drive fluid chambers (106, 108). From each face of drive ...
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WO/1990/009022 |
A transform encoder/decoder system employs a discrete transform, carefully designed analysis/synthesis window pairs, adaptive transform coefficient quantization, and adaptive bit allocation to encode high-quality music including broadcas...
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WO/1990/009064 |
A low bit-rate (192 kBits per second) transform encoder/decoder system (44.1 kHz or 48 kHz sampling rate) for high-quality music applications employs short time-domain sample blocks (128 samples/block) so that the system signal propagati...
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