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WO/1994/028999 |
Apparatus (10) arranged in a closed system for removing particulate matter and gases from a polluted gas stream that includes a sorbent particulate charging and injection gun (11) for electrostatically charging sorbent particles and inje...
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WO/1994/028995 |
A filter construction for separating mass which is being transported from the gas transporting it. The filter construction comprises an inlet passage (1), a gas exhaust passage (2) and a filter (3) placed in the gas flow between said pas...
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WO/1994/027706 |
An air drying and purification system for compressed air is disclosed. The system is adapted particularly for use with dental compressors. The system comprises: (a) a centrifugal separator chamber (9) for at least partially drying and pu...
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WO/1994/025402 |
A waste water treatment system in which incoming waste water is initially separated by a separator (10) into solid and liquid components. The solid waste is then incinerated in a microwave reactor chamber (12). A dual filter arrangement ...
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WO/1994/020196 |
The invention relates to a process for separating solid and or liquid particles, especially of small diameter, and/or gaseous components from a stream of gas by means of particle separation units, the separation action of which is suppor...
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WO/1994/016147 |
A system (10) and a method for controlling emissions caused by spraying liquids from a moving vehicle (14) onto a pavement surface use a vacuum hood (16) mountable to the vehicle and a fan (28) for creating a partial vacuum within the ho...
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WO/1994/015697 |
Device for separating and collecting (2) ultrafine atomized powder from the gas stream of a gas atomizing apparatus (1) comprises a housing (60) having an interior wall (62) oriented at an angle relative to horizontal so as to form a dow...
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WO/1994/014651 |
A compact, lightweight integrated environmental control (IEC) system (10) for a helicopter incorporates in operative combination an environmental control system (ECS) and a nuclear/biological/chemical life support system (NBC LSS). The I...
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WO/1994/011283 |
A substance delivery and filter system for use in delivering or conveying a dry, fluid powder substance from a closed tank (130) to an open receptacle (132) is provided. The delivery and filter system includes a filter housing (22) havin...
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WO/1994/008696 |
A filter cartridge (10) for particle contaminated gasses includes a pleated cylinder (12) of high efficiency filter media surrounded by interior and exterior support cages (16, 18) and having a sealed end cap (20) and an annular flow cap...
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WO/1993/023146 |
A filter system for compressed air comprising a first filter means and a second filter means, wherein variations of a filter performance in the first filter means is eliminated, periodical replacement of the first filter means is not nec...
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WO/1993/023145 |
A filter system for smoke or polluted air comprises a smoke or pulluted air filter device (2), a bag filter device (81) and a water treatment device (3). A duct (2) and a plurality of power sprayers (601, 602, 603) are provided in the sm...
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WO/1993/020924 |
A device for the uniform distribution of a two-phase stream consisting of gaseous and solid components comprises a filter housing which is divided by a rigid plate into a raw and a pure gas chamber. Filter elements are secured at apertur...
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WO/1993/018226 |
The off gases from an ozone bleaching stage of a paper pulp mill are treated so as to simultaneously destroy ozone in the off gases, and remove fibers (32) entrained in the off gases without the need for an ozone thermal destruct system....
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WO/1993/018348 |
The present invention relates to an exhaust fume gas purification system which may be used in conjunction with food cooking equipment. In accordance with the purification system, exhaust fume gas (which is generated during cooking) is pa...
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WO/1993/015645 |
An improved air cleaning filter is disclosed. This device is primarily intended for use as an industrial vacuum cleaner, although the system can be adopted for stationary air filtering systems. The vacuum exhaust is fed into a housing th...
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WO/1993/014860 |
The present invention relates to a process and a device for the separation and purification of gas from a fibre suspension, especially residual gas after ozone delignification or pulp suspension, wherein the suspension together with the ...
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WO/1993/012705 |
The vacuum cleaner described has a container (2) containing liquid and connected to a low-pressure chamber (4) in which an underpressure is generated by means of a fan unit (6). A suction line (9) which can be connected to the vacuum-cle...
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WO/1993/006910 |
A sampling apparatus (10) for separating and collecting contaminants contained in an air sample has a first particle separator (18), a second particle separator (20), a coarse filter (22), a denuder (24), a fine filter (26), a semi-volat...
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WO/1993/001890 |
The present invention relates to a process for the separation of melt and preferably also solid particles from a gas flow, wherein the said flow arises from the gasification of spent liquor from pulp production, preferably black liquor, ...
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WO/1992/018226 |
An exhaust filtering apparatus (10) for cleaning diesel exhaust has a filter cartridge (22) and a catalyst module (30) which filter exhaust and then clean the gases. The filter cartridge (22) has exhaust flow from a chamber (31) outward ...
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WO/1992/003210 |
A separator (76) for use in connection with a liquid bath type vacuum clenear system. The separator (76) includes an annular, cup-like housing (78) adapted to rotate axially about its vertical axis for generating a centrifugal force to b...
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WO/1992/000860 |
An air cleaner for a cooling device in a driving system mounted on a large-size dump truck, capable of separating and removing dust and rain water contained in the air flowing in through an air intake portion from the air with a high eff...
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WO/1991/015283 |
The invention relates to a wet blaster/wet washer, in which the blaster is an essential component, from which the outlet occurs in accordance with the invention from the middle section of a hood via a ring channel formed by a pipe channe...
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WO/1991/009663 |
The system according to the present invention comprises a hood or a cone (5) provided above smokestacks, industrial chimneys, flues and nearby exhaust-pipes, for leading smokes, dusts and gases, by means of a suction fan (4), into a serp...
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WO/1991/008838 |
A method for removing particulates from a gas using an electrostatic precipitator (34) and a barrier filter (44) in series, i.e. baghouse (44), downstream of the electrostatic precipitator (34). The barrier filter (44) is placed downstre...
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WO/1991/000234 |
A material discharge unit for separating lightweight elements of substantial size, such as paper or card trimmings, from a conveying air stream has a perforate duct (10) in a housing (11), with a perforate bend (12) at a discharge end of...
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WO/1990/007969 |
A filtration apparatus for removal of vaporised liquid contaminants from a hot gas including a housing having a gas inlet and a gas outlet, the housing defining a gas flow path between said gas inlet and outlet, cooling means located dow...
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WO/1990/007369 |
Apparatus is disclosed for the removal of asbestos and the like. The apparatus includes at least two filter units (16) installed in parallel to filter the asbestos from an air stream, outlets (55) for solid matter at the bottom of each f...
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WO/1990/005876 |
An apparatus and process for the decomposition of waste tires while removing and recovering important segments of the oils and carbon black residues of combustion through a system of sequentially arranged tanks (42, 44, 46, 48, 50, 52, 5...
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WO/1990/001362 |
A filter device (10) is useful for filtering solid, liquid or gas particles, which may or may not be electrically charged, contained in a gaseous flow medium flowing through the filter device (10). The filter device (10) comprises, in th...
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WO/1990/000436 |
The invention relates to a process for cleaning contaminants from inlet air passing to a gas turbine, comprising contacting the air with a stream of water at a rate and spray pattern sufficient to reduce contaminants present in the air. ...
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WO/1989/011925 |
A container (10) for the storage and removal of hazardous or toxic waste, such as asbestos waste, has a storage compartment (12) and means (62) producing a curtain of spray across the open top entrance to wetting material deposited in th...
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WO/1989/005687 |
A scrubber comprises a casing (1) with an inlet (2) and an outlet (3) for flue gases, and with an outlet (4) for water and substances separated from the flue gases, and water injection nozzles. The casing (1) is divided, by means of a pa...
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WO/1989/004711 |
The invention relates to a cyclone separator having a filter unit (20) which is disposed inside a central outlet (19) between the inlet chamber of the cyclone separator for gas mixed with dust, and the outlet chamber thereof for cleaned ...
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WO/1989/003499 |
In a process for eliminating condensable noxious matter and solid particles from the process gas or exhaust air in particular of a textile finishing plant, for example from a drier, or of a coating plant, for example in the paper or plas...
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WO/1988/009694 |
An in-line air purifier (10) for removing water, oil and carbon monoxide from a compressed air stream comprises a two-stage assembly in which the first stage includes replaceable cartridge (90) for promoting coalescence of water and oil ...
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WO/1988/008741 |
A method of treating process gases by cooling the process gas in the reactor so as to bring the process gas into contact with fluidized solid particles which are separated from the process gas after treating and mainly recirculated back ...
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WO/1988/006058 |
An air/oil separator for removing entrained oil droplets from the output side of a compressor or vacuum pump comprises a filter head (10) providing an inlet port (45) and an outlet port (16) leading to a filter element (32) in a housing ...
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WO/1988/004182 |
In order to control the emission of disagreeable odours and bacteria from waste deposits, the air in such a deposit is constantly or intermittently aspirated, pressed through a filter (5), then returned to the deposit. A disinfectant is ...
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WO/1988/003049 |
A system for filtering particles from a gas flow medium comprises a substrate (22) on which a filter layer is provided. The latter is a filter liquid (36) which wets the substrate (22). At least one filter system (20) of this type is arr...
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WO/1988/003050 |
An apparatus for filtering a gas stream to remove contaminants carried therein. The apparatus includes means (27) having a jet (29) for injecting liquid into the gas stream and cyclone means (11) for intimately contacting the injected li...
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WO/1986/006980 |
In a scrubber for polluted gas scrubbing liquid is sprayed into a serpentine path formed by partitions (7a and 7b), or into a path provided by conduits (33, 34) which reverses abruptly, or into a conduit (50) into which scrubbing liquid ...
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WO/1986/001739 |
To separate liquid droplets from the gas flow inside a vertical pipe (1), especially in a gas washing plant in combustion gas desulphurating installations, separating slats (6) are arranged in groups and are fixed obliquely and at a cert...
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WO/1986/000332 |
In order to separate water obtained in a coking process into a small fraction with a high salt content and into a large fraction with a low salt content, raw gas is cooled in a receiver and is conducted through an electric filter before ...
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WO/1985/004115 |
A filter comprises a filtering wall (2) which has a front face and a rear face and which is normally permeated by a medium in a direction from the front face towards the rear face such that the pollutants entrained by the medium are sepa...
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WO/1985/000406 |
Device for purifying gas of conducting particles, particularly device for the purification of exhaust gas from fossil fuels. The device comprises electrodes (24, 25) shaped as hollow bodies, of different high voltage charges (16, 17) and...
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WO/1985/000408 |
Device for purifying gaz of electrically conducting particles, particularly device for purifying exhaust gas of fossil fuels. The device comprises two high voltage electrodes (12, 13) which are electrically isolated from each other since...
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WO/1984/002282 |
A dust collector includes two tubes (6, 7) which communicate through an interconnecting conduit (11). A first tube (6) operates as a cyclone which separate a great fraction of dust or solid components from the incoming air and collects t...
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WO/1984/001523 |
Gas scrubbing method and device enabling an agglomeration of particles to be separated (12) owing to the application of an electric field (E). It is particularly easy to separate the agglomerates (23) because of their mass and size in me...
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