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| Number | Title | Issue Date |
| 6258858 | Cross-flow microchannel apparatus and method of producing or separating emulsions making use thereof Cross-flow microchannel apparatus for producing emulsions includes a pump 9 and a pump 11 which are driven to respectively supply a continuous phase to a concave portion 4 via a supply pipe 10, a supply hole 6 and a supply port 18 and a dispersed phase to... | 07/10/2001 |
| 6187825 | Method and device for the continuous coagulation of aqueous dispersions of graft rubbers A process for the continuous coagulation of aqueous dispersions of graft rubbers suitable for toughening thermoplastics is described. In the process, dispersions are transported through an apparatus having at least one shear element with a slotted stator ... | 02/13/2001 |
| 6010634 | System and method for separating mingled heavier and lighter components of a liquid stream A system and method of use thereof for separating commingled heavier and lighter components of a liquid stream, employing a vessel having a liquid inlet, a lighter component outlet communicating with an interior upper portion of the vessel and a heavier c... | 01/04/2000 |
| 5962247 | Assay for microorganisms and device for use therein An assay device comprising a centrifugation tube and, as a sliding fit therein, a less deep inner tube whose base has one or more apertures sufficiently large to allow the passage of particles. This device can be used in an assay for microorganisms in a l... | 10/05/1999 |
| 5951456 | Ultrasonic methods and apparatus for separating materials in a fluid mixture An efficient method of separating a first material from a second material in a fluid mixture is provided. The fluid mixture of interest is caused to flow through two different sonic wave fields. In one field, the sonic waves travel in a direction perpendi... | 09/14/1999 |
| 5384052 | Preparative technique to concentrate or isolate surfactant from oil/water emulsions This invention is directed to a preparative technique for concentrating or isolating a surfactant from an oil/water emulsion. First, a an emulsion or sludge sample containing surfactants is separated into separate oil, water and solid phases. Thereafter, ... | 01/24/1995 |
| 5288408 | Method of gelatin recovery and purification from encapsulation processes The subject invention relates generally to a novel method of recycling gelatin-based encapsulation waste material and, more specifically, to a process for the recovery and purification of gelatin and softening agents therefrom. In the preferred embodiment... | 02/22/1994 |
| 5195847 | Process for cleaning drilling mud contaminated with hydrocarbons A process for recovering hydrocarbon contaminants from a drilling mud by adding a hydrocarbon diluent along with a wash water to create an emulsion. The wash water having a surfactant dissolved therein. The resultant emulsion is subjected to centrifugatio... | 03/23/1993 |
| 4983287 | Water treating using a series coalescing flume A method and apparatus for removing oil from the produced water that is associated with the production of hydrocarbons. The method consists of providing a plurality of serially connected individual compartments with each compartment connected to the next ... | 01/08/1991 |
| 4935154 | Water treating using a series coalescing flume A method and apparatus for removing oil from the produced water that is associated with the production of hydrocarbons. The method consists of providing a plurality of serially connected individual compartments with each compartment connected to the next ... | 06/19/1990 |
| 4481130 | Method for demulsifying water-in-oil emulsions A method for continuously demulsifying a viscous, stable water-in-oil emulsion, which emulsion comprises from 50 to 80% water as the dispersed phase, comprises passing the emulsion and a chemical demulsifier through a mixing device having at least one flo... | 11/06/1984 |
| 4348288 | Process for desalting fuel oil Fuel oil containing sodium salt, potassium salt and solid matters is purified by separating the fuel oil into fuel oil and sludges by a centrifugal separating means, thereby removing the sludges from the fuel oil, and mixing the fuel oil freed from the sl... | 09/07/1982 |
