Bizarre Patents
Cloaking System Using Optoelectronically Controlled Camouflage
A Cloaking System designed to operate in the visible light spectrum, utilizes optoelectronics and/or photonic components to conceal an object within it.
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| Number | Title | Issue Date |
| 4400270 | Ultraviolet apparatus for disinfection and sterilization of fluids An ultraviolet sterilization and disinfection system for fluids which includes apparatus for sensing selected operating characteristics such as physical characteristics of the fluid to be disinfected or sterilized and the operating conditions of the ultra... | 08/23/1983 |
| 4394262 | System for minimizing backwash water usage on self-cleaning strainers An automatic backwashing strainer system is provided for cleaning a strainer with a minimum amount of backwash water. The system includes a long time mode and a short time mode of operation in which the backwashing operation is conducted periodically with... | 07/19/1983 |
| 4378290 | Modularized multi-stage separator system A mobile, self-contained, self-powered three stage apparatus is disclosed for separating solids from a liquid. Three stack separator pods are mounted over a housing on a mobile platform. A plurality of hydrocyclones are readily mounted with respect to the... | 03/29/1983 |
| 4341628 | Belt pressure filter A belt pressure filter comprises a gravity dewatering zone for dewatering a sludge as a function of the gravity and a forced dewatering zone for a forced dewatering of the sludge by means of external pressure. An endless filter belt travels from the gravi... | 07/27/1982 |
| 4336143 | Controlling the treatment of mixtures comprising solid and liquid In the control of the treatment of a mixture (eg slurry, tailings or sludge) comprising solid (eg fine coal, shale, or clay) and liquid (eg water) signals are derived which are indicative of the total liquid in the mixture fed for treatment and of the cum... | 06/22/1982 |
| 4336223 | Ultraviolet method for disinfection and sterilization of fluids An ultraviolet sterilization and disinfection system for fluids which includes apparatus for sensing selected operating characteristics such as physical characteristics of the fluid to be disinfected or sterilized and the operating conditions of the ultra... | 06/22/1982 |
| 4322297 | Controller and control method for a pool system A controller and method for controlling the operation of electrically powered pool related apparatus in recreational pool system, and more particularly for controlling the flow of pool water through the pool system and water-conditioning apparatus, is dis... | 03/30/1982 |
| 4298938 | Backup control circuit for kidney dialysis machine The backup control circuit is used with a main control circuit for a kidney dialysis machine and is operable upon failure of the main control circuit to operate with a predetermined time period to cause closing of a dialysate operate valve and opening of ... | 11/03/1981 |
| 4280910 | Method and apparatus for controlling aeration in biological treatment processes A method and apparatus is provided for optimizing the efficiency of a biological process of treating waste and sewage, and more particularly a process in which air is supplied to the waste to adjust the dissolved oxygen content thereof to a desired optimu... | 07/28/1981 |
| 4271013 | Method and apparatus for removing biodegradable compounds from wastewater A method for removing biodegradable compounds selected from the group comprising: phenolics, free and fixed ammonia compounds, thiosulfates, cyanides, thiocyanates, sulfides and the like from a feed wastewater. The method comprises the steps of treating t... | 06/02/1981 |
| 4269708 | Hemodialysis and/or ultrafiltration apparatus Portable hemodialysis apparatus which can be used for dialysis and/or ultrafiltration, or hemoperfusion. Separate circuits are provided for blood and for the ultrafiltrate and the dialysis solution. The blood circuit includes a pump in which the flexible ... | 05/26/1981 |
| 4268383 | Flow system control with time delay override means A vacuum operated sewage system includes a static pressure sensor establishing a trigger signal at a selected first level in a standpipe. The sensor is connected upstream of a discharge control valve and actuates a trigger and timer controller at the sele... | 05/19/1981 |
| 4267060 | Travelling sheet, flat-bed vacuum filter and method To seal the top cover of a vacuum travelling web filter, the top cover is lowered, by gravity, with a depending rim fitting against an upstanding rim of a filtrate chamber pan; the contaminant chamber above the filter web is closed off, and supply of filt... | 05/12/1981 |
| 4191646 | Apparatus for conducting fluids in a dialysis system Fluid conducting apparatus is disclosed for a dialysis system having a dialyzer, a source of dialysis fluid for the dialyzer, a heating chamber for heating dialysis fluid before introduction into the dialyzer, and pump means for pumping heated dialysis fl... | 03/04/1980 |
| 4184956 | Apparatus for treating waste-waters and sludges, comprising an irradiation system using accelerated charged particles An apparatus for treating waste-waters and sludges and using an irradiation beam of accelerated electrons, comprises a treatment circuit c equipped with valves, an electromagnetic regulator providing a constant flow of the fluid to be treated by the irrad... | 01/22/1980 |
| 4178243 | Method and apparatus for controlled dewaterizing of coal treatment underflow A coal treatment underflow of an aqueous slurry of fine solid particles is dewaterized by first adding to the aqueous slurry a preferably high molecular weight flocculant lyophobic to water and lyophilic to fine solid particles to form a mixture. The mixt... | 12/11/1979 |
| 4176063 | Water purifier system and valve An economical and commercially practical reverse-osmosis water purifier system which has no back pressure acting against the semipermeable membrane, so that the filtering rate is maximized. Furthermore, the supply of tap water to the system is shut off au... | 11/27/1979 |
| 4160734 | Catch basin processing apparatus A novel mobile system for cleaning and processing catch basin and/or lagoon waste products is described wherein the degree of waste product dilution is carefully controlled prior to transmission to mobile dewatering truck capable of producing a substantia... | 07/10/1979 |
| 4159248 | Catch basin processing apparatus A novel mobile system for cleaning and processing catch basin and/or lagoon waste products is described wherein the degree of waste product dilution is carefully controlled prior to transmission to a mobile dewatering truck. The truck comprises dewatering... | 06/26/1979 |
| 4116834 | Apparatus for increasing the pH of waste water Lime from a hopper is fed to a lime slurry tank by a variable speed feeder, the tank receiving water from a conduit in which there is a throttle valve and a flowmeter. Slurry from the tank is delivered to a mixing tank that has an inlet for untreated wast... | 09/26/1978 |
| 4094787 | Filter for paint or other liquids The disclosed filter comprises a filter housing having a generally conical downwardly tapering bottom wall and a closed top wall. A generally conical filter medium is mounted in the housing so as to partition the housing into upper and lower compartments.... | 06/13/1978 |
| 4042503 | Classifier and process for recycled fiber separation A fiber classifying mechanism and method including a first chamber having an inlet for receiving fibers to be classified carried in a fluid suspension and having an outlet from the same chamber. A second chamber receives a controlled split of flow from th... | 08/16/1977 |
| 4040960 | Catch basin processing apparatus A novel mobile system for cleaning and processing catch basin and/or lagoon waste products is described wherein the degree of waste product dilution is carefully controlled prior to transmission to a mobile dewatering truck capable of producing a substant... | 08/09/1977 |
| 4037338 | Vacuum belt filters This invention relates to improvements in or relating to vacuum belt filters. It relates further to suction boxes for such filters and to a method of operation of the filters. More particularly, the invention relates to the supporting of the belt of the f... | 07/26/1977 |
| 4033870 | Dual oil filter automatic switching system A dual oil filter automatic switching system incorporating two oil filters and a switching oil valve and an oil pump, all connected together. The system also includes electric means incorporating a differential pressure switch and a latching relay, and an... | 07/05/1977 |
| 4032445 | Liquid chromatography pumping system with compensation means for liquid compressibility In a liquid chromatography system including a chromatographic column, a reservoir for a slightly compressible liquid mobile phase, piston means cooperating with the reservoir for pumping the liquid phase through the chromatographic column, and means for d... | 06/28/1977 |
| 4021341 | Hemodialysis ultrafiltration system An improved hemodialysis ultrafiltration system. Dialysate input and output pumps are linked to maintain their volume flows substantially equal. A pressure attenuator and a pressure amplifier on the dialyzer dialysate inlet and outlet, respectively, are e... | 05/03/1977 |
| 3994810 | Onstream backflush filter This invention comtemplates a new and novel filtering device that comprises a plurality of parallel filter elements with means within the device for backflushing two or more of the filter elements without removing the elements from the device and while th... | 11/30/1976 |
| 3966603 | Oil-in-water monitor An oil-in-water monitor for monitoring the effluent of an oil-water separator. A pressure vessel coalesces oil from the effluent and gathers the oil in a collection section which is automatically emptied after an hour. If more than a predetermined amount ... | 06/29/1976 |
| 3957637 | Filtration system and flow control method therefor A method and apparatus for controlling the operation of gravity or pressure filters in a filtration system. A bank of filter beds are provided for removing suspended solids from the fluid medium which are fed to the filters via a common inlet conduit. Eac... | 05/18/1976 |
