| Document |
Document Title |
|
WO/1996/004977 |
The present invention relates to an arrangement for separating particles from flue gases. The inventive arrangement includes a flue-gas delivery line (1), means (2) connected to a voltage source (3) for generating a static, electric fiel...
|
|
WO/1996/004703 |
A device for transporting air, said device using an electric ion wind and including at least one corona electrode (K) and at least one target electrode (M) provided downstream of the corona electrode (K), seen in the desired direction of...
|
|
WO/1996/001970 |
An air purifying apparatus which can purify indoor air without using fans and function as a normal illumination apparatus. An air purifying apparatus energized by a supply voltage according to the present invention comprises a housing (1...
|
|
WO/1995/035123 |
A portable air purifier system (10) which includes a multi-element filter pack (24) that is replaceable as a single unit, thus faciliting health safety of maintenance personnel. The portable air purifier (10) includes a multi-speed motor...
|
|
WO/1995/033571 |
A method and apparatus for separation of carbonaceous particles from fly ash utilises an electrostatic separator having a plurality of separation zones (11) arranged to define a downward serpentine pathway for particulate material, the s...
|
|
WO/1995/033570 |
The particle collection efficiency of a fibrous filter (17) is significantly increased by imposing a high voltage potential on electrodes (15, 16) placed on either side of the filter (17). This creates a strong electrostatic field across...
|
|
WO/1995/033567 |
An insert for air flow ducts comprises a band (10) of a semi-stiff, although flexible character, a plurality of interspaced interflanges (11) along the band and spaced edge flanges (14) which are connected with the interflanges, the inte...
|
|
WO/1995/033569 |
A particle separating arrangement comprises a filter tube (1) that is made of electrostatically chargeable fibres, for instance electrete fibres, and through which an axial air stream can pass radially in a direction from within outwardl...
|
|
WO/1995/033568 |
A system for preconditioning flue gas to be treated in an electrostatic precipitator having a set of electrostatic elements and a power supply, which supplies an intermittent power to the electrostatic elements, includes a source of a co...
|
|
WO/1995/027565 |
A method and apparatus for separating particles from a fluid stream by: electrostatically charging (14) the particles with charges of one polarity while the fluid stream flows through an electrostatically charging zone (10) in the flow p...
|
|
WO/1995/026828 |
A vacuum cleaner system includes a vacuum cleaner having a hollow air inlet, an air outlet, a removable dirt bag communicating with the inlet and the outlet, and means for moving initially dirt-laden air from the inlet to the outlet via ...
|
|
WO/1995/025597 |
Hitherto, waste gases were conditioned by the catalytic conversion of sulphur dioxide into sulphur trioxide and introduction of the sulphur trioxide into the waste gas flow. The particles entrained in the waste gas were then deposited in...
|
|
WO/1995/025598 |
A miniature, low-cost, ionising electrostatic wire/cylinder filter for purifying, discharging, distributing and ionising an air flow completely free of impurities (95-99.99 % filtering) without using high voltages and with no toxic compo...
|
|
WO/1995/022116 |
An apparatus for generating a sensing signal from a generally periodic multi-phase AC signal is set forth. The apparatus utilizes a plurality of integrator circuits (120), a single integrator circuit being respectively associated with ea...
|
|
WO/1995/019225 |
An air cleaning apparatus, especially for cleaning of room air, comprises an ionizing device (14) having a unipolar ion source formed by a corona discharge electrode, an electrostatic precipitator (12) connected to a high-voltage source ...
|
|
WO/1995/019226 |
A device (10) for implementing a process, especially for the electrically induced agglomeration of gasborn particles, has a flow channel (12) through which an aerosol containing particles (14) is taken. There is at least one pair of elec...
|
|
WO/1995/018680 |
In a device for electrostatically separating suspended matter from a gaseous stream, the gaseous stream flows through a separation electrode (6) designed as a perforated plate and arranged downstream of a ionisation source.
|
|
WO/1995/018664 |
A pollution control system (10) and method in which hot flue gas is cooled to saturation in a quencher (8) and passed through a condenser absorber assembly (13) to further cool the saturated gases while growing small particles as the par...
|
|
WO/1995/018680 |
In a device for electrostatically separating suspended matter from a gaseous stream, the gaseous stream flows through a separation electrode (6) designed as a perforated plate and arranged downstream of a ionisation source.
|
|
WO/1995/017970 |
The electrostatic filter with Volta-effect, with first-class conductors, for the deionization of the ashes of cigarettes, cigars and similar according to the present invention, consists of a condenser with an external electrode (Mo) and ...
|
|
WO/1995/017239 |
A charging chamber (24) incorporates an arrangement (7, 8) for causing some particles in fluid flowing through the charging chamber (24) from an inlet (6) of the apparatus to attain an electrical charge of one polarity and other particle...
|
|
WO/1995/014534 |
In an electrostatic precipitator for an electrostatic filter at least one group (11 and/or 12) of electrode or plate elements of like polarity are made of or coated with a semiconducting or dissipative material, and the electrode element...
|
|
WO/1995/007759 |
The invention relates to a device for an electrostatic filter for separation of particles, which device comprises a particle-charging unit (110) which is arranged upstream and which includes at least one corona wire for charging the part...
|
|
WO/1995/007175 |
A pair of electrodes are biased to produce an electrostatic discharge while placing a thin non electron absorbing gas layer near one or both of the electrodes which are used to develop the electric field, removing atmospheric oxygen, wat...
|
|
WO/1995/005884 |
A hopper system (11) and electrostatic gun (12) is disclosed for injecting electrostatically charged sorbent particles (15) into a polluted gas stream (A). The invention includes a hopper system (11) with a mass flow hopper (16). Air fro...
|
|
WO/1995/005501 |
A method of charging a nonwoven web of thermoplastic microfibers to provide electret filter media is provided. The method includes impinging on a nonwoven web of thermoplastic nonconductive microfibers capable of having a high quantity o...
|
|
WO/1995/004601 |
A spraying electrode consists of a support (2) made of non-electroconductive materials on whose outer side is arranged a fabric (3) made of crossed and twisted threads of carbon fibres.
|
|
WO/1995/004875 |
An ionisation unit (10) is to be placed in-line with the exhaust system of a motor vehicle. Ionisation unit (10) comprises an inlet (31) to a first chamber (25) and an outlet (32) to a second chamber (28) communicating with first chamber...
|
|
WO/1995/004649 |
A honeycomb-shaped hollow body (1) of plastic, preferably polyolefins, is provided which is composed of individually interconnected plastic components (3) produced by injection moulding. The advantages of the invention lie in a hollow bo...
|
|
WO/1995/003986 |
The invention relates to a method for preventing the spreading of material particles (1) into the environment due to dust-formation, fuming or steamdrop-formation during belt (5), screw, vibrator, drag or other open transport. Ion yield ...
|
|
WO/1995/003114 |
A method for post-treating a laminated precursor nonwoven web which includes layers of thermoplastic man-made fibers and at least one layer of cellulose-based staple natural fibers, including consolidating the web longitudinally and ther...
|
|
WO/1995/002460 |
A filter apparatus including a filter housing having an inlet and an outlet and a filter device locatable therebetween; said filter device comprising a filter medium for gas of dielectric and polarisable material, an electrically conduct...
|
|
WO/1995/001840 |
The device consists of a drive (1), a drive shaft (2) connected to the drive (1) and arranged vertically in the electrostatic separator, a flexible shaft (3) connected to the drive shaft (2) having a 90� deflection, at least one tracti...
|
|
WO/1995/000242 |
The steps of the method of the invention are preferably practiced on apparatus consisting of components arranged in a closed system for removing particulate matter and gases from a polluted gas stream that includes a sorbent particulate ...
|
|
WO/1995/000248 |
A device for the removal of microscopic particles from air comprises a tube which in a certain cross section has a replaceable, suitably ionizing particle separation unit (4) with a multitude of threads or strips (10) which are held toge...
|
|
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...
|
|
WO/1994/025169 |
A dust collecting unit (U) is formed by inserting an anode electrode pin (42) into a hollow square pipes (43) which is negatively charged. A plurality of dust collecting units (U) are so combined that mutually facing surfaces (43a) of th...
|
|
WO/1994/025170 |
A collector plate (10) for an electrostatic precipitator is provided. Collector plate (10) has end portions (12) which are substantially symmetrical about the plane of the collector plate (10). Each end portion (12) is preferably polygon...
|
|
WO/1994/023352 |
A system for controlling an electrostatic precipitator (10, 12) adapted to be powered by an alternating power source (60) includes means for regulating (Q2, Q4, 14) at least one precipitator operating parameter in response to at least on...
|
|
WO/1994/023109 |
A method for post treating a precursor nonwoven web having a beginning width (17A) including consolidating the web (17B) laterally and thereby reducing the maximum pore size measure of the reduced width web (17C). The resultant nonwoven ...
|
|
WO/1994/021750 |
A gasification system for solid wastes having a thermal reactor (20) and a mechanical gas cleaner (70), an indirect heat exchange cooler (120), and an electrostatic precipitator (130) for cleaning and cooling the produced gas. Feed mater...
|
|
WO/1994/020218 |
A method for use in an electrostatic precipitator unit, of controlling, with a view to cleaning an incoming dust-laden gas, the supply of conditioning agent to the incoming contaminated gas upstream of the precipitator unit. The precipit...
|
|
WO/1994/019109 |
Air purification apparatus and method wherein air is subjected to a complex electrical field (30, 32) resulting from a source (40) of DC voltage and AC frequency in kilovolt and kilohertz range, respectively, applied to a screen assembly...
|
|
WO/1994/018242 |
A poromeric material for maintaining an electrostatic charge is provided, the material including a matrix (24, 124) of fibers (22, 122), a polymeric binder (26, 126) for binding the matrix, and electrets (28) present substantially unifor...
|
|
WO/1994/016820 |
Method for controlling, in case of flashover between electrodes in an electrostatic precipitator, the current supply to the electrodes from a controllable high-voltage direct-current source. The current supplied to the precipitator and t...
|
|
WO/1994/013391 |
The present invention relates to a process for improving the performance of an electrostatic precipitator (30) through which a combustion effluent (14) is passed. The inventive process generally involves introducing urea, a urea hydrolys...
|
|
WO/1994/012262 |
An electrically charged air filter which comprises a blend of clean expanded porous polytetrafluoroethylene fibers and clean polyamide fibers.
|
|
WO/1994/011101 |
The present invention relates generally to apparatus and methods used in chemically reducing pollutants in effluent gas flow. More particularly, the present invention relates to ionization of effluent gas from an effluent gas source by p...
|
|
WO/1994/009884 |
A window air filtering assembly (1) for repulsive, non-entraining filtering of small particulate matter. The air filtering assembly (1) includes a selectively adjustable frame assembly (2) and a selectively adjustable filtering medium (3...
|
|
WO/1994/008779 |
A method for electrostatically charging a film (12) by sequentially subjecting the film (12) to a series of electric fields such that adjacent electric fields have substantially opposite polarities. An apparatus for electrostatically cha...
|
