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| Number | Title | Issue Date |
| 4078943 | Method for cleaning and disinfecting medical equipment A system for cleaning and disinfecting medical parts which include a drum rotatable about a horizontal axis where the drum includes an interior enclosable chamber for receiving small parts and circumferential retaining members for receiving and retaining ... | 03/14/1978 |
| 4078942 | Method and apparatus for cleaning strip in a molten salt bath Strip is cleaned by passing it through a molten salt bath in a rectangular tank having U-shaped heating tubes arranged horizontally along each longitudinal side of the tank. Agitators positioned within L-shaped ducts at diagonally opposite corners of the ... | 03/14/1978 |
| 4073030 | Suction cleaning apparatus with a baffle to direct flow of a cleaning fluid A vacuum-type cleaning apparatus and a cleaning method employ a cleaning head which is mounted on a housing and which has an intake opening that is adapted to be juxtaposed with contaminated portions of an object to be cleaned. A suction force is generate... | 02/14/1978 |
| 4073664 | Automatically controlled cleaning fluid circuit for a foam generating apparatus and method An improvement in an on-site foam generating apparatus which includes storage tanks for supplying the foam-forming reactants, a mixing chamber, and means for conveying the reactants through the mixing chamber. The improvement comprises means for automatic... | 02/14/1978 |
| 4066472 | Scraper nozzle for warewashing machine A scraper nozzle which provides a high pressure, uniform sheet of water. The nozzle is preferably used in the upstream portion of the prewash zone of a warewasher. Wares, such as dishes, are contacted by the sheet of water and the materials on the dishes ... | 01/03/1978 |
| 4060496 | Stainless steel cleaner Stable, essentially non-toxic, clear cleaning solutions for a variety of metals, especially stainless steel, are disclosed characterized by exhibiting a combination of solvent actions to dissolve both water-soluble and water-insoluble dirt accumulations a... | 11/29/1977 |
| 4047973 | Recovery of selenium and selenium alloys by hydraulic lathing The present invention is a method for recovering selenium or an alloy thereof from the surface of an endless xerographic belt which comprises a ductile metal substrate having on its outer surface a thin layer of an organic resinous material which is overc... | 09/13/1977 |
| 4043833 | Method of and device for cleaning the slot-like openings of distribution and collection pipes in an ion exchanger column A method of and device for cleaning the slot-like openings of distribution and collection pipes of a continuously operating ion exchanger column. During the treatment phase, the ion exchange particles within the ion exchanger bed do not exchange places, a... | 08/23/1977 |
| 4042416 | Method for treating cup-shaped workpieces A method for treating cup-shaped workpieces in which the workpieces are positioned within a shape-conforming chamber formed with an outlet port in the base thereof and a conforming nozzle is positioned within the interior of the workpiece in close clearan... | 08/16/1977 |
| 4040781 | Novel 2-(alkylsulfinyl)ethyl sulfates and compositions employing same The instant invention relates to a class of novel compounds having utility as surfactants in detergent compositions and also to detergent and other compositions employing said novel compounds.... | 08/09/1977 |
| 4040864 | Device and method for cleaning leaves and debris from swimming pools A device for cleaning leaves and debris from swimming pools comprising a reticulated bag having an open mouth and closed end. The mouth is connected to the nozzle of a high pressure water hose, which in turn is connected to an automatic swimming pool clea... | 08/09/1977 |
| 4035210 | Treating method for giving durability to an optical fiber bundle A treating method for giving durability to an optical fiber bundle produced by bundling optical fibers respectively covered by acid-soluble glass, shielding both end portions thereof by acid-resisting material and dissolving and removing said acid-soluble... | 07/12/1977 |
| 4022638 | Continuous recovery of base metal from insulated wire scrap A procedure and apparatus are shown for on a continuous, commercially practical basis recovering a non-ferrous base metal, such as copper or aluminum in the form of clean, bright metal pieces or bits and for enabling recovery of different non-ferrous coat... | 05/10/1977 |
| 4018623 | Method of cutting using a high pressure water jet A method of cutting using a high pressure jet of water in which the jet is maintained in a region of sub-atmospheric pressure, preferably up to 70 cms Hg. Operation at sub-atmospheric pressure significantly enhances the cutting power of a high pressure wa... | 04/19/1977 |
| 4014355 | Bidet and hygienic cleansing arrangement An arrangement mountable on the rim of a bidet receptacle or a toilet for providing bidet applications and hygienic cleansing in conjunction with the use of the toilet. Brackets are fastened to the rim of the toilet and carry a pivoted arm on which are mo... | 03/29/1977 |
| 4009049 | Stain remover for swimming pools, apparatus and method The stain remover apparatus includes an applicator head, a pole-like handle pivotally connected to it, a valve in the head to be opened by pressing the applicator head against the side or bottom of a pool, a bottle of stain remover liquid located on the p... | 02/22/1977 |
| 3987964 | Mobile hydraulic jetting device for cleaning large planar surfaces An apparatus for rapid removal of rubber, paint, oil and other contaminants from large planar surfaces by high pressure jetting through a mobile pattern of fan-tail nozzles. One embodiment utilizes a laser beam system to guide a mobile pattern of nozzles ... | 10/26/1976 |
| 3985572 | Automatic spray cleaning apparatus and method An automatic high pressure spray cleaning apparatus and method for rapidly and efficiently removing material coated on the surface of an object are described. In accordance with the invention the axis of the cleaning liquid spray forms an acute angle with... | 10/12/1976 |
| 3983889 | Process for cleaning the surface of continuously cast strip The invention concerns a process for cleaning the surface of cast strip produced on continuous casting machines, and concerns in particular strip of aluminium, zinc or their alloys. The cast strip is formed between two endless strip molds which are spaced... | 10/05/1976 |
| 3979339 | Hard surface cleaning compositions Granular hard surface cleaning compositions containing low levels of certain water-soluble or dispersible polymeric materials. Incorporation of nonionizing polymers such as polyvinyl alcohol, and polyvinyl pyrrolidone into hard surface cleaning compositio... | 09/07/1976 |
| 3969281 | Water-soluble imidazoline composition for removing iron sulfide and sludge from metal surfaces A water-soluble composition capable of removing iron sulfide and sludge from metal surfaces and a method of such removal of iron sulfide and sludge from metal surfaces, particularly in a glycol system, the composition comprising: A. from about 2 to about ... | 07/13/1976 |
| 3963438 | Method of sterilizing a fiberoptic proctoscope A sterilization method for fiberoptic scopes for proctologic use having a hand-eye piece and an elongated flexible body member having an open end, an exterior surface and an interior first fluid conveying channel comprising the steps of immersing said fle... | 06/15/1976 |
| 3963514 | Removal of excess metal from the welding seam in the interior of a pipe The wire-like, severed welding seam burr is removed from a, possibly, coiled pipe by filling the pipe with water under pressure the water containing solid particles and removing the burr with removal of the water as a column from the pipe.... | 06/15/1976 |
| 3958947 | Hydrometallurgical leaching apparatus A process and apparatus for hydrometallurgical leaching of unseparated, crushed mineral ores using a vessel having liquid stream forming nozzles in the lower portion thereof which operate to direct a stream of leaching liquid into solids in the lower port... | 05/25/1976 |
| 3956011 | Method for cleaning disposable suction catheters Method for cleaning a suction catheter including providing a sterilized environment for the catheter prior to use and convenient vessel for cleaning the catheter between each use with a single patient. The method further includes the steps of cleaning the... | 05/11/1976 |
| 3948679 | Cleaning liquid systems including controlled heating and cooling of the liquid A method for removing adherent deposits from metal surfaces is disclosed. The method comprises contacting the adherent deposits with a liquid and then heating and cooling the liquid in alternation for a time sufficient to dislodge the deposits from the su... | 04/06/1976 |
| 3940336 | Method for cleaning semipermeable membranes Mud, slime, precipitated particles and other foreign matter are removed from the surface of a semipermeable membrane used in a membrane process system by flushing, preferably with the membrane in place in its cartridge or container, with water of purity g... | 02/24/1976 |
| 3933519 | Sub-sea pipe cleaning apparatus and method Apparatus and method for cleaning the exterior surface of a pipe such as a pipe located in a sub-sea location having a coating of concrete or the like thereabout. The apparatus includes a generally longitudinal frame which supports a carriage for longitud... | 01/20/1976 |
| 3933532 | Method for exposing surface defects on hot steel blanks The present method makes it possible to expose or make visible surface defects on or in the surface of steel blanks by heating the blanks to a temperature below the hot working temperature of the particular type of steel and thereafter rapidly descaling t... | 01/20/1976 |
| 3930880 | Slab gel diffusion destainer A destainer for electrophoresis slab gels. The slab gels are placed in flexible mesh, and rolled into cylindrical shapes and inserted into slab holding tubes. The slab holding tubes are placed in the flow path of a washing liquid which flows past the slab... | 01/06/1976 |
