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| Number | Title | Issue Date |
| 5746539 | Rapid road repair vehicle Disclosed is a rapid road repair vehicle capable of moving over a surface to be repaired at near normal posted traffic speeds to scan for and find an the high rate of speed, imperfections in the pavement surface, prepare the surface imperfection for repai... | 05/05/1998 |
| 4849628 | Atmospheric sampling glow discharge ionization source An atmospheric sampling glow discharge ionization source that can be used in combination with an analytical instrument which operates at high vacuum, such as a mass spectrometer. The atmospheric sampling glow discharge ionization source comprises a chambe... | 07/18/1989 |
| 4847219 | Novel lead-iron phosphate glass The invention described and claimed in the specification relates to the discovery that effective addition of Fe2 O3 to a lead phosphate glass results in a glass having enhanced chemical durability and physical stability, and consists... | 07/11/1989 |
| 4837735 | Parallel machine architecture for production rule systems A parallel processing system for production rule programs utilizes a host processor for storing production rule right hand sides (RHS) and a plurality of rule processors for storing left hand sides (LHS). The rule processors operate in parallel in the rec... | 06/06/1989 |
| 4835106 | Rotor for processing liquids using movable capillary tubes A rotor assembly for processing liquids, especially whole blood samples, is disclosed. The assembly includes apparatus for separating non-liquid components of whole blood samples from liquid components, apparatus for diluting the separated liquid componen... | 05/30/1989 |
| 4827728 | Seven-effect absorption refrigeration A seven-effect absorption refrigeration cycle is disclosed utilizing three absorption circuits. In addition, a heat exchanger is used for heating the generator of the low absorption circuit with heat rejected from the condenser and absorber of the medium ... | 05/09/1989 |
| 4780047 | Advanced servo manipulator An advanced servo manipulator has modular parts. Modular motor members drive individual input gears to control shoulder roll, shoulder pitch, elbow pitch, wrist yaw, wrist pitch, wrist roll, and tong spacing. The modules include a support member, a should... | 10/25/1988 |
| 4770930 | Multilayered thermal insulation formed of zirconia bonded layers of zirconia fibers and metal oxide fibers and method for making same A multilayered thermal insulating composite is formed of a first layer of zirconia-bonded zirconia fibers for utilization near the hot phase or surface of a furnace or the like. A second layer of zirconia-bonded metal oxide fibers is attached to the zirco... | 09/13/1988 |
| 4743340 | High-temperature zirconia insulation and method for making same The present invention is directed to a highly pure, partially stabilized, fibrous zirconia composite for use as thermal insulation in environments where temperatures up to about 2000° C. are utilized. The composite of the present invention is fabricated ... | 05/10/1988 |
| 4401472 | Hydraulic cement mixes and processes for improving hydraulic cement mixes A hydraulic cement mix including hydraulic cement, aggregate, sufficient water to effect hydraulic setting of the cement, and an additive comprising a poly(hydroxyalkylated)polyethyleneamine or a poly(hydroxyethyl)polyethyleneimine or mixtures of each or ... | 08/30/1983 |
| 4390196 | Sliding door starter and closer A compact door driver is provided on a railway house car for moving a railway car door between a closed or locking position and an open or sliding position. The door driver includes a lever having a crank arm and is rotatably mounted on a structural membe... | 06/28/1983 |
| 4344365 | Railway hopper car gate anti-friction seal A sliding gate for closing the discharge opening of a hopper having inclined side walls is mounted on elongated low-friction bodies or assemblies secured between the underside of upturned inclined side margins of the gate and the top sides of inclined sid... | 08/17/1982 |
| 4344366 | Railway car door driver A railway house car is provided with a sliding door and door driver. The door driver includes a lock having a door mounted hasp and upper and lower bracket portions mounted on a fixed door post for common engagement with a locking pin. The lower bracket p... | 08/17/1982 |
| 4324188 | Hopper discharge outlet and method A railway car hopper having downwardly and inwardly inclined side walls and end walls defining a rectangular hopper discharge opening is provided with a downwardly extending discharge chute. A gate for opening and closing the hopper discharge opening is s... | 04/13/1982 |
| 4319429 | Auxiliary crank end A railway house car has plug doors, each with a pair of rotationally driven top operating cranks and an auxiliary crank in engagement with a c-shaped top retainer. The auxiliary crank is mounted between the operating cranks on a lower vertical crank end f... | 03/16/1982 |
| 4279347 | Anti-sway load handling apparatus A load handling apparatus 10 having an anti-sway characteristic produced by suspending one end of a load bearing member 44 from a first trolley 38 which resists sway laterally along cross member 24 and the other end from a second trolley 54 which rides on... | 07/21/1981 |
| 4263979 | Hydraulic master-slave steering system for a wide track vehicle An electro-hydraulic steering system is disclosed for a wide track steerable vehicle which changes the position of each steerable slave wheel to an optimum angle depending on the angle of a hydraulically steerable master wheel. Controls, including electro... | 04/28/1981 |
| 4243503 | Method and electrode with admixed fillers Disclosed is an electrode for use in electrochemical processes wherein a metal substrate made of a valve metal such as titanium carries an electrocatalytically active coating such as an oxide selected from the group consisting of manganese, iron, cobalt, ... | 01/06/1981 |
| 4231143 | Electrode and apparatus for forming the same The specification and drawings disclose an anode assembly for use in electrolytic cells, and apparatus for forming such assemblies. The anode assembly comprises an anode riser to which is joined a parallel pair of metal sheets which form anode surfaces. T... | 11/04/1980 |
| 4203820 | Electrolytic cell brine flow meter Disclosed is a new form of brine flow meter necessary in metering brine to an electrolytic cell for the production of chlorine and caustic (sodium hydroxide). The flow meter is made advantageously of a plastic material resistant to the various pH ranges n... | 05/20/1980 |
| 4203822 | Method of producing sols by electrodialysis A method of producing a sol of an element selected from the group consisting silicon, aluminum, antimony, chromium, manganese, molybdenum, tin and tungsten comprising electrodialytically transferring alkali metal cations of an aqueous solution of a water ... | 05/20/1980 |
| 4202738 | Electrolytic generation of halogen biocides Disclosed is an electrolytic cell for the generation of low cost halogen biocidally active agent from an aqueous solution having a low halogen salt content for use in the treatment of sewage or other liquid effluents, especially those of fresh water swimm... | 05/13/1980 |
| 4193858 | Stack pack electrolytic cell Disclosed is a stack pack type electrolytic cell for the generation of chlorates or hypochlorites of sodium or potassium having the ability to make economical use of materials while eliminating the necessity for large external studs for the electrode comp... | 03/18/1980 |
| 4185142 | Oxygen electrode rejuvenation methods Disclosed are methods for rejuvenation of oxygen electrodes which maximize the power efficiency available from such oxygen electrodes while minimizing the voltage necessary to operate such oxygen electrodes over extended periods of time. These methods inc... | 01/22/1980 |
| 4181592 | Converting a diaphragm electrolytic cell to a membrane electrolytic cell Disclosed is a method for converting a diaphragm electrolytic cell to a membrane electrolytic cell by using the standard diaphragm cell equipment and applying a membrane over top of a matting material upon the cathode surface. This method permits a manufa... | 01/01/1980 |
| 4160716 | Method for removing an entrained gas from a liquid medium Disclosed is a cyclone for use in conjunction with electrolytic cells for separating a gas such as hydrogen from the electrolyte solution so as to significantly increase the efficiency of subsequent cells connected in series in a large bank of electrolyti... | 07/10/1979 |
| 4147605 | Method of producing sols by electrodialysis A method of producing a sol of an element selected from the group consisting silicon, aluminum, antimony, chromium, manganese, molybdenum, tin and tungsten comprising electrodialytically transferring alkali metal cations of an aqueous solution of a water ... | 04/03/1979 |
| 4142042 | Alkenyl ethers from high molecular weight polyols Disclosed is a process for preparing alkenyl ethers from high molecular weight polyols in a liquid phase system containing concentrated alkali metal hydroxide, water, water immiscible hydrocarbon solvent and high molecular weight polyol such that the addi... | 02/27/1979 |
| 4138324 | Metal laminate strip construction of bipolar electrode backplates Disclosed is a method for electrically and mechanically connecting the backplates of a bipolar electrode to be used in a filter press electrolytic cell for electrochemical production. This method employs the use of a metal laminate strip having surfaces o... | 02/06/1979 |
| 4129292 | Electrode sheet assembly apparatus The specification and drawings disclose an anode assembly for use in electrolytic cells, and apparatus for forming such assemblies. The anode assembly comprises an anode riser to which is joined a parallel pair of metal sheets which form anode surfaces. T... | 12/12/1978 |
| 4125449 | Transition metal oxide electrodes Disclosed is an electrode for use in electrochemical processes wherein a metal substrate made of a valve metal such as titanium carries a semi-conducting intermediate coating consisting of a combination of tin and antimony oxides laid down upon the valve ... | 11/14/1978 |
| 4124471 | Controlling silica sol particle size A novel method of controlling electrodialytically produced silica sol particle size and concentration comprising effecting electrodialysis of an alkali metal silicate anolyte in an electrodialysis cell with a cation permselective membrane separating the a... | 11/07/1978 |
| 4118294 | Novel cathode and bipolar electrode incorporating the same A hydrogen evolution cathode for electrochemical reactions consists of a body formed of a powdered electrically conductive material embedded in a cured thermosetting resin and having a cathodically operative surface enriched with powder of a hydrogen evol... | 10/03/1978 |
| 4116807 | Explosion bonding of bipolar electrode backplates Disclosed is a bipolar electrode and method for electrically and mechanically connecting the backplates of a bipolar electrode to be used in a filter press electrolytic cell for electrochemical production. This method employs the use of explosion bonded s... | 09/26/1978 |
| 4112149 | Converting a diaphragm electrolytic cell to a membrane electrolytic cell Disclosed is a method for converting a diaphragm electrolytic cell to a membrane electrolytic cell by using the standard diaphragm cell equipment and applying a membrane over top of a matting material upon the cathode surface. This method permits a manufa... | 09/05/1978 |
| 4107022 | Wafer electrode for an electrolytic cell Disclosed is an improved wafer electrode for use in an electrolytic cell, having an access tube to direct a fluid across the electrode plate or to remove fluid from near the electrode plate within the cell. Cells employing the subject wafer electrode in a... | 08/15/1978 |
| 4100052 | Electrolytic generation of halogen biocides Disclosed is an electrolytic cell for the generation of low cost halogen biocidally active agent from an aqueous solution having a low halogen salt content for use in the treatment of sewage or other liquid affluents, especially those of fresh water swimm... | 07/11/1978 |
| 4100113 | Electrolytic cell membrane and method of preparation by plasma polymerization of polyamide or polytetrafluoroethylene thin films onto polymeric substrates Disclosed is an improved hydraulically impermeable cation exchange membrane for an electrolytic cell and a method for the preparation of such a membrane using a copolymeric substrate and applying to the surface thereof by means of plasma polymerization, a... | 07/11/1978 |
| 4097358 | Apparatus for release of an entrained gas in a liquid medium Disclosed is a cyclone for use in conjunction with electrolytic cells for separating a gas such as hydrogen from the electrolyte solution so as to significantly increase the efficiency of subsequent cells connected in series in a large bank of electrolyti... | 06/27/1978 |
| 4093531 | Apparatus for concentration and purification of a cell liquor in an electrolytic cell Disclosed is a method and apparatus for the concentration and purification of a cell liquor containing sodium or potassium hydroxide wherein the three compartment electrolytic cell has a porous catalytic anode, a porous asbestos diaphragm separating the a... | 06/06/1978 |
