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| Number | Title | Issue Date |
| 5689417 | Medium-voltage cable expert system A rule-based expert system in combination with a plurality of catalog specification databases, a program instruction set, and a computer comprise an apparatus and provide a method for identifying and then selecting from among standard or non-standard medi... | 11/18/1997 |
| 4899798 | Method of and apparatus for recovering and reusing organic pickling vapors Method of and apparatus for continuously reducing oxides which form on the surface of copper bar and rod during casting including means for collecting cleaning mixture vapors; means for raising the temperature and pressure of the collected vapor; means fo... | 02/13/1990 |
| 4854724 | Method of and apparatus for thermographic evaluation of spot welds A method of and apparatus for the non-destructive evaluation of welds joining metal bodies employing infrared thermography; the method comprising the steps of applying thermal energy to a weld and observing temperature differentials that occur on the weld... | 08/08/1989 |
| 4846446 | Rope tension damper A novel rope tension damper device is adapted to be installed, for example, on the deck of a ship at a location between the winch that controls the effective length of the rope and the fairlead that guides the rope so that it does not snag or tangle as it... | 07/11/1989 |
| 4830088 | Method and apparatus for controlling solidification of cast metal bar A method and apparatus apply an insulating layer of carbon to individual faces of the continuously rotating mold surface of a wheel and belt type casting machine, utilizing separately controllable and directable soot applicators to selectively vary the he... | 05/16/1989 |
| 4822743 | Method and cloth for detecting leaks in closed bodies A reusable indicating material for detecting leaks in sealed structures and other closed bodies comprises a fabric saturated with an indicator solution containing an acid-base indicator, a surfactant, a buffering system and a humectant. The indicator solu... | 04/18/1989 |
| 4756854 | Method and apparatus for detecting hydrocarbon fuel leaks A method of and apparatus for detecting fuel leaks employing color variable indicators are disclosed. The method comprises the steps of preparing and applying a water soluble nonstaining indicator dye to a test surface, observing color changes indicative ... | 07/12/1988 |
| 4733717 | Method of and apparatus for casting and hot-forming copper metal and the copper product formed thereby A method of and apparatus for continuously casting a high impurity content molten metal in a casting means and the product formed thereby. The method includes the steps of cooling said metal while in said casting means to a temperature resulting in a soun... | 03/29/1988 |
| 4682392 | Anvil insert for fastener machine An improved apparatus for drilling, countersinking, inserting and forming the head of a rivet in a workpiece comprising a base which holds a lower anvil assembly in correct linear relationship with an upper ram assembly; a lower anvil body mounted on the ... | 07/28/1987 |
| 4679613 | Method of and apparatus for casting a compound metal bar Disclosed are method of and apparatus for continuously casting a compound metal bar, the bar comprising a core member encased in a clad member which in combination form a unitary metal matrix. Said compound metal bar is cast by continuously pouring a firs... | 07/14/1987 |
| 4674927 | Telescoping nose piece Disclosed is a nose piece for a power drill and hand drill with certain modifications made to nose piece and using telescopic bushing having a drill motor, a drill spindle and a drill bit attached to the spindle, the nose piece being capable of macro long... | 06/23/1987 |
| 4674057 | Ultrasonic ranging control system for industrial robots The invention combines a plurality of ultrasonic ranging transducers (11) arrayed proximate the end (12) of a movable robot arm (13), all transducers (11) being mounted to a common base so as to be pivotally movable both horizontally and vertically relati... | 06/16/1987 |
| 4671096 | Adjustable ball mandrel A flexible ball mandrel for bending tubes which have different diameters and walls of varying thickness consisting of a series of self-lubricating balls, the diameters of which may be adjusted, and which are equally spaced apart for maintenance of a const... | 06/09/1987 |
| 4664702 | Method of melting aluminum in a vertical shaft furnace A method of efficiently melting aluminum and aluminum alloys in a vertical shaft furnace substantially completely by convection is disclosed. The vertical shaft furnace has a generally cylindrical cross-section with a refractory liner and a cast refractor... | 05/12/1987 |
| 4661153 | Refractory porous plug In an in-line refining vessel (50) having submerged porous plugs (20) for bubbling oxygen through the molten metal, a shroud device (52) to circulate nitrogen around the porous plug (20) and oxygen supply pipe (25).... | 04/28/1987 |
| 4657969 | Continuous vulcanization interface control Method of and apparatus for controlling the liquid-steam interface in a continuous vulcanization system which includes the steps of selecting a preferred water-steam interface position within a curing tube, detecting the elevation of water in the tube by ... | 04/14/1987 |
| 4655433 | Riser tensioning system A tensioner (10) is disclosed for use in tensioning connecting lines (16) connecting a marine riser (14) to a floating platform (12). The tensioner (10) is a passive system which incorporates a series of cylindrical elastomeric members (42, 54, 60) which ... | 04/07/1987 |
| 4647220 | Method of and apparatus for detecting corrosion utilizing infrared analysis A method and apparatus for the non-destructive identification and location of subcoating corrosion on a coated metal surface employing infrared thermography. The apparatus comprises a heat source for directing pulsed infrared radiation onto a test surface... | 03/03/1987 |
| 4616499 | Isothermal forging method A method of fabricating articles from precipitation hardening aluminum alloys wherein the alloy is thermomechanically treated to control the characteristics of its microstructure before forging occurs in hot dies in an isothermal condition so that deforma... | 10/14/1986 |
| 4615828 | Method and apparatus for detecting hydrocarbon fuel leaks A method of and apparatus for detecting fuel leaks employing color variable indicators. The method comprises the steps of preparing and applying a water soluble non-staining indicator dye to a test surface, observing color changes indicative of hydrocarbo... | 10/07/1986 |
| 4594119 | Automatic centering of molten metal pour spout metering pin Disclosed is an apparatus and method for automatically centering a metering pin in the pouring spout of a molten metal pouring pot.... | 06/10/1986 |
| 4588334 | Adjustable clocking nose piece Disclosed is a nose piece for a power drill and hand drill with certain modifications made to nose piece and using telescopic bushing, having a drill motor, a drill spindle and a drill bit attached to the spindle, the nose piece being capable of longitudi... | 05/13/1986 |
| 4574670 | Multiple angle cutting apparatus A compound angle disk cutting apparatus (11) comprises a stock feed and orienting mechanism (13) for feeding and orienting stock to be cut, a cut piece handling mechanism (15) for manipulating a workpiece cut from the stock, a cutting member (19) and a cu... | 03/11/1986 |
| 4515399 | Symmetrically loaded flexible connector having multiple passageways A housing (110) defines an enlarged central bore (162), from which protrudes a multi-conduit nipple (126). An elastomeric seal (128) flexibly joins the inner end of the nipple to the outer end of a respective sliding seat (116), the inner end of the seat ... | 05/07/1985 |
| 4437904 | Method for improved heat treatment of elongated aluminum alloy materials A method and apparatus for heat treating and especially annealing of elongate metallic materials such as wire wherein the wire (24) given a longer length exposure to complete the heat treatment of the wire at higher line speeds. This is accomplished eithe... | 03/20/1984 |
| 4437901 | Method and apparatus for improved heat treatment of aluminum alloy rod Solution heat treatment of a rapidly advancing intermediate metallic product (26) is accomplished by preheating the product in a first zone (27) by conventional means, a great length of the product is maintained at the desired temperature in a second zone... | 03/20/1984 |
| 4431168 | Apparatus for improved heat treatment of elongated aluminum alloy materials A method and apparatus for heat treating and especially annealing of elongate metallic materials such as wire wherein the wire (24) given a longer length exposure to complete the heat treatment of the wire at higher line speeds. This is accomplished eithe... | 02/14/1984 |
| 4423612 | Cantilevered roll shaft bearing bracket Apparatus for limiting ruinous rotary deflection and bending moment of roll shafts of a cantilevered type rolling mill. The present invention is a dual bearing bracket which connects the cantilevered ends of roll shafts in bearings to maintain constant pa... | 01/03/1984 |
| 4412580 | Cooling apparatus for wheel-band continuous casting machines Disclosed is an apparatus for and a method for more uniform and rapid cooling of molten metal, which is continuously cast into a wheel-band machine, by dispersing a relatively small amount of coolant from the periphery of a band presser wheel onto the con... | 11/01/1983 |
| 4408903 | Method of and apparatus for radiation pyrometric temperature measurement of a continuous cast metal bar Disclosed are a method of and apparatus for radiation pyrometric temperature measurement of a continuous cast metal bar. Cast bar advancing from a continuous casting machine is continuously monitored for temperature without contacting the cast bar with an... | 10/11/1983 |
| 4406114 | Core wire coating strander Apparatus and method for constructing a corrosion resistant multistrand electrical power cable or wire rope comprising a uniformly greased core wire with at least one outer wire helically applied thereover wherein corrosion inhibitor is and accurately app... | 09/27/1983 |
| 4406058 | Conduit coupling holding apparatus Disclosed is an apparatus and method for holding a conduit coupling in place during the process of transporting and attaching the coupling to a length of conduit which substantially eliminates problems with cross threading, coupling and conduit damage, le... | 09/27/1983 |
| 4402740 | Dual fuel burner for metal melting furnaces Disclosed is an improved high velocity dual fuel burner and a method for firing a vertical shaft metal melting furnace with gaseous or liquid fuel in which the burner nozzle is adapted to mix and ignite both types of fuels alternately or in combination by... | 09/06/1983 |
| 4398973 | Traverse annealer Disclosed is an improved system for annealing strand of the type comprising at least two sheaves across which the strand passes and becomes electrically annealed, the improvement comprising a first flange member, a second flange member concentric with the... | 08/16/1983 |
| 4387336 | Method and apparatus for cable conductor shield fault detection Disclosed is an apparatus and method for continuously detecting skips, protrusions, protuberances and other defects in cable conductor shield, comprising a high voltage electrode, a capacitance bridge filter circuit and a corona discharge detector. A nonc... | 06/07/1983 |
| 4375352 | Method for melting a non-ferrous metal charge with liquid fuel A method and burner apparatus for heating and continuously melting a non-ferrous material charge, such as copper pieces in a furnace without contaminating the material charge in the furnace with non-vaporized liquid fuel thereby maintaining the metallurgi... | 03/01/1983 |
| 4372539 | Renewable, strand centering annealer sheave Disclosed is an improved system for annealing strand of the type comprising at least two sheaves across which the strand passes and becomes electrically annealed, the improvement comprising a first flange member, a second flange member concentric with the... | 02/08/1983 |
| 4372542 | Copper slag trap Disclosed are apparatus for and a method of continuously trapping slag during molten copper transfer wherein a refractory slag trap comprising baffles traps slag particles by providing areas of non-uniform flow within the molten copper melt thereby causin... | 02/08/1983 |
| 4371395 | Technique for adding lead to steel A resulfurized ferrous alloy including lead characterized in that the lead is well dispersed in the steel matrix and the free lead globules are controlled as to size, is produced by introducing the lead into a steel melt in the form of a fine lead sulfide... | 02/01/1983 |
| 4360492 | Method of and apparatus for lubricating cable during continuous dry curing Disclosed is a method and apparatus for continuously lubricating cable during continuous dry curing of cable insulation to reduce friction between the cable insulation and the dry curing apparatus, thereby eliminating cable oscillation and vibration to in... | 11/23/1982 |
