Did You Know...
...that after Parker Brothers executives turned down the game of Monopoly because it had "52 fundamental errors" (including taking too long to play), a copy of the game wound up in the home of the company president who stayed up until 1 a.m. to finish playing it? He was so impressed by the game that the next day he wrote to inventor Charles Darrow and offered to buy it!
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| Number | Title | Issue Date |
| 7662238 | Powdered coil cleaner Prepackaged cleaning compositions are described which are suitable for on-site dilution, and for cleaning substrates such as air conditioner coils. ... | 02/16/2010 |
| 7338564 | Powdered evaporator coil cleaner A prepackaged, peroxide-based, cleaning composition is described which is suitable for on-site dilution, and for cleaning substrates such as air conditioner coils. ... | 03/04/2008 |
| 6907383 | Flow diagnostic system A flow diagnostic system for a flow sensing element and impulse lines. A pressure transmitter coupled to the impulse lines provides digital pressure data to a control system. The control system provides the pressure data and real time clock readings to a diagnostic ... | 06/14/2005 |
| 6572709 | Ultrasonic cleaning method An ultrasonic cleaning method for cleaning the film, scale and sludge from internal surfaces of tubes, tubesheets, tube support plates and channel heads of steam generators previously exposed to water or steam at temperatures of more than 200° C. introdu... | 06/03/2003 |
| 6565669 | Vibrating wafer particle cleaner A vibrating wafer particle cleaner for cleaning a semiconductor wafer. The cleaner removes particles from the surfaces of the wafer by vibrating the wafer inside an enclosure and passing a filtered air stream at the wafer to flush the particles out of the... | 05/20/2003 |
| 6467492 | Corrosion inhibitors A method of preventing corrosion in pipelines comprising draining pipeline of all residual compounds, blowing through with nitrogen and rinsing with a corrosion inhibiting rinsing agent.... | 10/22/2002 |
| 6071354 | Methods of cleaning treadmills An elongated fluid applicator is used to manually apply a fluid such as a lubricant or a cleaning fluid to the belt and/or belt supporting surface of an exercise treadmill. The applicator is optionally included in a kit containing one or more desired flui... | 06/06/2000 |
| 5992159 | Method and apparatus for heat extraction by controlled spray cooling Two solutions to the problem of cooling a high temperature, high heat flux surface using controlled spray cooling are presented for use on a mandrel. In the first embodiment, spray cooling is used to provide a varying isothermal boundary layer on the side... | 11/30/1999 |
| 5882589 | Sealed endoscope decontamination, disinfection and drying device A device for cleaning, disinfecting, and/or drying an endoscope consists of a basin supported on a base. The basin forms a channel that defines a teardrop shape. The device includes a lid that sealingly engages the basin. During operation, the endoscope t... | 03/16/1999 |
| 5622569 | Aluminum rigid container sheet cleaner and cleaning method A method for cleaning and modifying the surface of aluminum container sheet to make improved food can bodies and/or beverage can ends therefrom. The lowering of magnesium levels on an aluminum oxide surface and through the oxide-metal interface of this sh... | 04/22/1997 |
| 5486236 | Accelerated extraction of rolled materials Undesired constituents are removed from rolled fabric or other rolled materials by: (a) placing a roll of the material containing the undesired constituents (soluble or particulate) in a cleaning chamber; (b) providing a structure for re-rolling the mater... | 01/23/1996 |
| 5421900 | Self contained, battery operated spray unit and method for using the same for cleaning air conditioning coils A self contained battery operated spray unit is provided for cleaning air-conditioning coils and other devices to be cleaned. The spray unit includes a solution tank and a rinse tank which are selected to be sprayed with a three way valve. Fluid from one ... | 06/06/1995 |
| 5226970 | Electrical transformer remanufacturing process for removal of contaminants Process for the remanufacture of transformers of the type having a coil/core assembly immersed in a tank of mineral oil. Contaminants such as water, air and dirt are removed from the coil/core assembly by means of a hot mineral oil bath which is maintaine... | 07/13/1993 |
| 5146759 | Method for rapid direct cooling of a hot-rolled wire rod A method for the rapid, direct cooling of a hot-rolled wire rod comprising the steps: transporting a hot-rolled and coiled wire rod on a conveyor, the wire rod being in a form of continuous series of loops; and blasting an air-water mist to the wire rod a... | 09/15/1992 |
| 5092355 | Pressure pulse method for removing debris from nuclear fuel assemblies Method is disclosed herein for removing debris from nuclear fuel assemblies which have been in service in a nuclear reactor. The method generally comprising immersing the fuel assembly in a pool of water which may be the cask loading pit of a nuclear faci... | 03/03/1992 |
| 5061321 | Pickling method for electrical steel bands The present invention provides a pickling method for electrical steel bands having excellent surface properties without requiring any especial treatment and increasing costs, where the pickling conditions of the hot rolled steel band are optimized not onl... | 10/29/1991 |
| 5052124 | Method for transporting hot-rolled wire rod and apparatus therefor A method for transporting a hot-rolled wire rod comprises changing directions of movements of the wire rod to the left and to the right relative to the center line of a conveyer at an interval of d/3 to 2d of a diameter of a ring of the wire rod and shift... | 10/01/1991 |
| 5030291 | Method for cleaning concentric columns A device for cleaning opposing surfaces (13, 14) of concentric columns (11, 12) is formed from a strip of material (20) configured as a spiral having inside and outside edges (21, 22) such that each edge (21, 22) forms a helix. The device (10) is utilized... | 07/09/1991 |
| 4846895 | Remotely operated rotary tube cleaning system and method A rotary tube cleaning system having a rotary cutting tool attached to an elongated flexible drive wire for remotely cleaning the inside of elongated tubes, and method for its use. The tube cleaning system includes a special rotary cutting tool rigidly at... | 07/11/1989 |
| 4726907 | Hydrazides of amino-polyacetic acids as chelants Amino-polyacetic acids such as ethylenediaminetetraacetic acid, diethylene triaminepentaacetic acid and nitrilotriacetic acid are reacted with alkanols and then with hydrazine to form the hydrazides which may be converted to carboxyhydrazides, i.e. carbaz... | 02/23/1988 |
| 4402757 | Method of vibrating coiled wires This invention discloses a method of vibrating coiled wires in a circumferential motion in a solution bath. The method comprises the steps of suspending a set of coiled wires from a hook whose supporting portion extends parallel to a beam and which is sec... | 09/06/1983 |
| 4325753 | Process for degrease annealing thin strip and foil made of aluminum and aluminum alloys On degrease annealing of thin strip and foil made of aluminum and aluminum alloys in an annealing furnace ozone is introduced into the furnace atmosphere. As a result of this the annealing time can be shortened or the annealing temperature lowered. Likewi... | 04/20/1982 |
| 4091827 | Edulcoration equipment for wire coils An apparatus for edulcorating a wire coil with an edulcoration fluid is provided which has a movable cart with an upright support and a plurality of horizontal, rotatable flanged shafts for supporting and rotating the wire coil, these shafts being mounted... | 05/30/1978 |
| 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 |
| 4046599 | Processing wire rod Steel wire rod leaving the last stand of a rolling mill is quenched to between 850° C and a temperature corresponding to the nose of the curve representing the start of the transformation of austenite to ferrite-pearlite plotted with respect to time and ... | 09/06/1977 |
| 4026724 | Method for treatment of elongated flexible material A method for treating elongated flexible material such as metallic strips, wire and tubes in a processing container holding a treatment fluid for treatment of the material chemically, electrolytically, by pickling, deposition and similar processes, provid... | 05/31/1977 |
| 3993086 | Device for cooling band coils in hot rolling strip mills An arrangement for cooling hot rolled steel bands reeled into coils, according to which the rolling hot steel band after having been rolled into coils are cooled in a liquid bath.... | 11/23/1976 |
| 3951322 | Method and apparatus for the treatment of flexible material An apparatus including combined means to control the size of helicoidal loops of an elongated flexible material and the linear speed of said material carried by horizontal rotary shafts and dipping into a treating agent inside a volume: the material inlet... | 04/20/1976 |
| 3950572 | Method for the manufacture of a hot-rolled coil having excellent adaptability for pickling A hot-rolled coil having excellent adaptability for pickling can be produced by applying to the sides of the hot-rolled coil, a compound of an alkaline metal or alkaline earth metal, or an oxygen compound of boron, germanium, tin, antimony, lead, bismuth ... | 04/13/1976 |
