Did You Know...
...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 7104328 | Method and apparatus for hydrating a gel for use in a subterranean well The present invention relates to a method and system for hydrating a gel for treating a wellbore penetrating a subterranean formation. The method includes directing a base fluid through an inlet into a mixer having an inner chamber housing a plurality of impellors e... | 09/12/2006 |
| 7048432 | Method and apparatus for hydrating a gel for use in a subterranean formation The present invention relates to a method and system for hydrating a gel for treating a wellbore penetrating a subterranean formation. The method includes directing a base fluid through an inlet into a mixer having an inner chamber housing a plurality of impellers e... | 05/23/2006 |
| 6398404 | Method of producing fine particle dispersions A method of producing a fine particle dispersion characterized by having a dispersing step where, after fine particles have been sucked into a dispersing medium to prepare a suspension by a suction type stirring machine and bubbles have been removed from ... | 06/04/2002 |
| 6024881 | Magnetic absorption treatment of fluid phases The present invention is directed to an apparatus and method for providing absorption of two fluid phases with one another and for the magnetic treatment of the phases for molecular realignment for effective separation of contaminants.... | 02/15/2000 |
| 5650100 | Apparatus for providing absorption of gaseous and liquid phases The invention is directed to an apparatus for providing absorption of two fluid phases with one another. One of the phases made be a gaseous phase, while the other phase may be a liquid phase.... | 07/22/1997 |
| 4966690 | Chlorine induction apparatus for treatment of wastewater In accordance with illustrative embodiments of the present invention, a chlorine gas inductor unit for use in wastewater treatment includes an elongated bearing frame having upper and lower bearing housings secured to the opposite ends of a tubular member... | 10/30/1990 |
| 4409107 | Method and apparatus for aerating bodies of water An aerator for aerating a body of water such as a catfish pond, or the like, operates by stirring the water in the body of water. A paddlewheel having movable paddles stirs the water near the surface to mix oxygen-rich surface water with oxygen-deficient ... | 10/11/1983 |
| 4329853 | Mix over-run device This invention pertains to machines for freezing and dispensing a confectionery product, particularly soft ice cream and milk shakes. The invention is particularly addressed to an improved mix over-run control for controlling the flow of air and liquid pr... | 05/18/1982 |
| 4159880 | Circulation mixer A supply chamber has an outlet for gravity feed of materials to be mixed to a mixing chamber in which a rotary mixing device is mounted. A conveying system continuously returns mixed materials from the mixing chamber to the supply chamber for recirculatio... | 07/03/1979 |
| 4130901 | Plastication arrangement in a machine for processing polymeric materials The characteristic feature of the arrangement according to the invention, which comprises a charging hopper and a screw for conveying polymeric material for processing enclosed in a heated casing, consists in that, in the zone of charging the material fro... | 12/19/1978 |
