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Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 4028246 | Liquid purification system A liquid purification system for treating liquids such as water or sewage effluent in which a sealed casing has a plurality of corrugated panels therein dividing the casing into a plurality of sections. Liquid which may already have been partially treated... | 06/07/1977 |
| 4017735 | Ultraviolet liquid sterilizer A liquid sterilizer comprising an enclosure containing an ultraviolet lamp, an air lift pump to deliver turbulent, aerated liquid to the lower wall of the enclosure, and drain holes in the lower wall to return the liquid by gravity to the liquid tank. The... | 04/12/1977 |
| 4008045 | Ultra-violet sterilizer having a fluid flow diffuser plate Enhanced efficiency of an ultra-violet water sterilization device is assured by disposing a diffuser plate constructed of vanes at one end of a sterilization device so that the liquid flows by the vanes, to become turbulent and is directed into a rotation... | 02/15/1977 |
| 3994686 | Helical bifilar wound ultra-violet sterilization for tube shaped material Apparatus for the sterilization of a tube of packages which employs a stationary source of ultra-violet rays inside the tube of material which has a cross-sectional shape substantially the same as that of the tube.... | 11/30/1976 |
| 3989184 | Apparatus for collecting and classifying a mixture of solid, gaseous and liquid constituents A vacuum cleaner wherein a mobile housing contains a tank for a supply of liquid and is connected with a first tube which supplies liquid to a brush serving to scrub and wet a surface to be treated. The brush is further connected with or adjacent to the i... | 11/02/1976 |
| 3981687 | Method of treating quartz crystal resonators The aging and thermal hysteresis of quartz crystal resonators are reduced hermetically sealing the quartz crystal resonator in a housng including a material transparent to radiation capable of polymerizing contaminants, and irradiating the resonator with... | 09/21/1976 |
| 3975790 | Cleaning apparatus having ultraviolet lamp fixture An ultraviolet lamp fixture used in combination with a conventional, commercial vacuum cleaner for the purpose of purifying the air within a room. The air, after being drawn into the vacuum cleaner and having the dirt particles removed, is exhausted into ... | 08/24/1976 |
| 3974323 | Metal article having protective thin film coating and method of applying Amino compounds are applied to steel and aluminum by direct application and lso from solution, and then subjected to ultraviolet radiation to produce photooxidative polymerization of the coating on the surface of the metal. Adherent thin film polymers are ... | 08/10/1976 |
| 3971947 | Ultraviolet water purifier An ultraviolet water purifier having a plurality of ultraviolet lamps mounted in a cover extending over the purifier and above the water in the purifier with a parabolic reflector directing the rays of the lamps toward the body of water. The purifier is p... | 07/27/1976 |
| 3970426 | Method and apparatus for the presterilization of packing machines Method and apparatus to pre-sterilize the filling. tube of a packaging machine which produces filled flexible packages. The pre-sterilization is carried out by generating ozone within the confines of a tubular web of packaging material and recirculating t... | 07/20/1976 |
| 3955922 | Sterilizer for bathroom articles A sterilizer for bathroom articles for toothbrushes, dentures, combs, hairbrushes and the like comprises a box having a hinged lid with a mirror on the underside of the lid. A removable foraminous tray is supported above the bottom of the box and the item... | 05/11/1976 |
| 3948772 | Split stream ultraviolet purification device A split stream ultraviolet purification device, for the treatment of liquids that are normally opaque to ultraviolet radiation, is provided with means for adding a selected amount of clear water to the inlet stream of untreated liquid entering a ultraviol... | 04/06/1976 |
| 3934042 | Method and apparatus for the irradiative treatment of beverages Method and apparatus for the irradiative treatment of beverages such as milk, beer, wine and fruit juice, to sterilize or pasteurize them, in which the beverage is pumped through the system out of contact with the air. The entering beverage is heat exchan... | 01/20/1976 |
