Matches 1 - 32 out of 32


Match Document Document Title
8384043 Plasmon filter  
A plasmon filter may include an element supportive of plasmon energy and having a plurality of openings through which a material may pass. A system includes a fluid filter supportive of evanescent...
7935238 Electromechanical filter for Fischer-Tropsch synthesis  
Electromechanical filtering unit having a conduit capable of conducting electricity, at least one first electrode connectable to a high voltage power supply (EHT) and at least one second electrode...
6576107 Electrostatic filter for dielectric fluid  
An electrostatic filter for removing contaminants from a dielectric fluid when the filter comprises a plurality of electrically conductive plates positioned in a housing and having filter media...
5785834 Electrostatic filter  
An electrostatic filter utilizes two separate filter cartridges in a parallel flow configuration with respect to incoming dielectric fluid containing particulates. Each cartridge is connected to...
5308586 Electrostatic separator using a bead bed  
Beads for use in beds in electrostatic separators for the separation of suspended particles from hydrocarbon oils. Electrostatic separators employing a bed of these beads have the capacity to...
4948515 Filter for liquid and method of filtering liquid  
A method for filtering liquids having a dielectric constant less than 10 is disclosed. The method includes the step of filtering a liquid through a porous layer of an electret, the electret...
4702817 Removing haze from hydrocarbon oil mixture boiling in the lubricating oil range  
Haze in lube oil is firstly precipitated as wax and ice crystals to form a slurry which is introduced, through inlet (18), into a separation vessel (15) containing a bed of packed aggregate (20)...
4634510 Clarifying a contaminated fluid  
In the treatment of a contaminated liquid, an additive, such as finely divided adsorbent particles, is introduced into the liquid so that it combines physically, chemically or electrically with...
4629546 Method and apparatus for centrifugal separation of dispersed phase from a continuous liquid phase  
In solvent de-waxing of lube oil, a stream (3) of chilled waxy oil and solvent is introduced into a centrifugal separation device (2) which separates a quantity of wax from the waxy oil and...
4627901 Separating wax from hydrocarbon mixture boiling in the lubricating oil range  
In order to separate wax from lubricating oil, it is necessary both to introduce free excess charge which is net positive or net negative into the wax-laden oil, preferably by charge injection,...
4624764 Separation of dispersed phase from continuous fluid phase  
Separation of dispersed phase (e.g., solid, gel, liquid or gas contiminant) from a continuous fluid background phase (liquid or gas) is achieved by injecting free charge into the phase mixture,...
4624763 Separation of dispersed phase from phase mixture  
In order to separate dispersed contaminant phase from a phase mixture comprising the contaminant phase dispersed in a continuous background fluid phase (for example a water-in-oil emulsion), net...
4622118 Method and apparatus for separating wax/water from hydrocarbon oil mixture boiling in the lubricating oil range  
In order to separate wax particles and/or water droplets from lubricating oil, free excess electric charge which is net positive or net negative is introduced into the wax/water-laden oil,...
4601799 Electric field oil filter and method of filtering  
The filter assembly removes minute soot particles from diesel engine oil during service. It may be used to remove other minute particles from various oils. A charged metal screen, with a mesh size...
4581112 Method and apparatus for separating wax/water from hydrocarbon mixture boiling in the lubricating oil range  
For separating wax particles and/or water droplets from a hydrocarbon mixture boiling in the lubricating oil range, net positive or net negative free excess electric charge is introduced, e.g. by...
4399041 Process for particulate removal from coal liquids  
Suspended solid particulates are removed from liquefied coal products by first subjecting such products to hydroclone action for removal in the underflow of the larger size particulates, and then...
4372837 Radial flow electrofilter  
A radial flow electrofilter having a plurality of parallel planar horizontal electrodes. The filter may be provided with backflush means, in which case the filter medium preferably consists of...
4285805 Time-delay process and control system for electrostatic filter  
In an electrostatic filtering process, solids are removed from a solids-containing liquid using an electrostatic filter and the filter is backflushed to remove collected solids, after which power...
4248686 Cross flow electrofilter and method  
A filter for clarifying carbonaceous liquids containing finely divided solid particles of, for instance, unreacted coal, ash and other solids discharged from a coal liquefaction process is...
4139441 Electrofiltration with bi-directional potential pretreatment  
Electrofiltration, in which solids are removed from a liquid by adherence to surfaces of bodies maintained in an electrostatic field when the liquid is passed through the field, is improved by...
4059498 Radial flow electrostatic filter  
A filter for separating finely divided solid particles that may be electrically conducting from electrically nonconducting liquids has means for directing the liquid to be filtered in a radial...
4022675 Filtering process  
A process for separating finely divided, electrically conductive materials from hot liquid hydrocarbon feed stock for a fixed bed catalytic process such as hydrodesulfurization of gas oils or...
4009089 Filtering process  
A process for separating finely divided, electrically conductive materials from hot liquid hydrocarbons. The process is particularly valuable in the treatment of a liquid hydrocarbon feed stock...
3928158 Electrofilter  
A method and apparatus for removing electrically conductive suspended contaminants from high resistivity oils free of significant amounts of dispersed water by flowing the oil through the...
3891528 Electrostatic filtering for cleaning dielectric fluids  
Apparatus for reducing or eliminating destructive electrical arcing between inner and outer electrodes includes an elongated inner electrode element; an elongated outer shell element spaced from...
3799856 WATERLESS DESALTING PROCESS  
3799855 SOLIDS REMOVAL PROCESS  
3799857 ELECTROFILTER SYSTEM  
3770605 APPARATUS AND METHOD FOR REMOVING SOLIDS FROM LIQUIDS  
An apparatus and method for removing solid contaminants from liquids are disclosed. Removal is effected by passing the contaminated liquid between two electrodes where it is subjected to a low...
3544458 METHOD OF FILTERING  
3394064 Separation process using a galvanic couple  
2914453 Purification and recovery of normally solid polymers  

Matches 1 - 32 out of 32