| Patent Number |
Title Of Patent |
Date Issued |
| 5098069 |
Equipment and regulating means for recovering metal-carbide scrap by alloying |
March 24, 1992 |
| The invention concerns a method, equipment and a regulating means for use in recovering metal-carbide scrap by alloying. This is carried out by treating the scrap with a low melting point metal which brings the metal-carbide matrix into solution at temperature above the melting point |
| 4933064 |
Sputtering cathode based on the magnetron principle |
June 12, 1990 |
| A sputtering cathode for the coating of substrates. The cathode has a base, a target of nonmagnetic material, and a magnet system having exposed pole faces for the production of a tunnel of magnetic lines of force overarching the sputtering surface. The target is provided with at least |
| 4919778 |
Process for the production of curve glazing with a high transmittance in the visible spectral ra |
April 24, 1990 |
| A system of layers is built up on substrates of mineral glass in the following order: first layer: an oxide from the group, stannic oxide, silicon dioxide, aluminum oxide, tantalum oxide, zirconium oxide, or their mixed oxides; second layer: a metal from the group, tantalum, tungsten, |
| 4919187 |
Method for making additions to molten alloys and bodies molded from alloying metals |
April 24, 1990 |
| Method for the charging and controlled addition of prealloys to molten alloys of metals reactive and nonreactive at room temperature which are held in a crucible. To permit pre-alloys with a high percentage of reactive metal to be worked more easily, a casting is produced from the re |
| 4915194 |
Lubricating oil feed system |
April 10, 1990 |
| A lubricating system for supplying oil to the bearings of a shaft having a central oil pumping passage open at one end. An oil delivery tube reaches into the oil pumping passage. To achieve a positive transfer of the oil from the oil delivery tube to the inner wall of the oil pumping pas |
| 4871434 |
Process for equipment to coat tools for machining and forming techniques with mechanically resis |
October 3, 1989 |
| Process and apparatus for coating a tool with a layer of a compound which contains at least one of carbon and nitrogen and at least one of titanium, zirconium, chromium, tungsten, tantalum, vanadium, niobium, hafnium and molybdenum. The apparatus includes a vacuum chamber and a substrate |
| 4843246 |
Apparatus for detecting the position of incidence of a beam of charge carriers on a target |
June 27, 1989 |
| The invention concerns apparatus for detecting the position of incidence (2) of a beam (1) of charge carriers on a target (3) wherein X-rays (4) starting from the position of incidence (2) are detected by detector (7) connected to an analyzing circuit (9) An imaging system (5, 50; 10, 11 |
| 4839904 |
Apparatus for the melting of metals |
June 13, 1989 |
| An apparatus for melting metals in a vacuum chamber has a weir box (1), electron beam generators disposed above the weir box, and a crucible for the withdrawal of the melt flowing out of the weir box. A weir or sill is disposed in the trough athwart the length thereof, and it divides the |
| 4838628 |
Process and apparatus for production of an optical element |
June 13, 1989 |
| An apparatus and process thereof is disclosed of a partially reflecting optical element having a succession of dielectric layers of high and low refraction alternated on a substrate which is transparent to the longer wavelength of infrared radiation. The succession of layers is an an |
| 4832496 |
Method and apparatus for measuring the monocrystal diameter and the melt level during crucible d |
May 23, 1989 |
| A method and apparatus for measuring the diameter of a monocrystal during crucible drawing determines the brightness profile at the melt/monocrystal change-over point. The spacial position of maxima in the brightness profile in relation to a reference point indicates the diameter. The |
| 4832490 |
Photometer |
May 23, 1989 |
| A photometer in which a measuring phase, a reference phase and a dark phase are produced by means of a chopper. These phases are staggered in time, so that a single detector can be provided for all phases. In the photometer the object to be measured is situated between two light conducto |
| 4830876 |
Process for producing contact strips on substrates, especially on glazing |
May 16, 1989 |
| Process for the production of contact strips on substrates, especially on plates of mineral glass. These substrates are provided with an electrically conductive surface coating which is coated on the side facing away from the substrate with at least one surface layer of a dielectric |
| 4828872 |
Method and apparatus for the reactive vapor depositing of metal compounds |
May 9, 1989 |
| A method and apparatus is disclosed for the reactive deposition of vapors of metal compounds onto substrates by the evaporation of at least one metal by means of an electron beam in an atmosphere consisting of the reaction gas, at pressures of no more than 10.sup.-1 mbar. An electrode |
| 4828391 |
Test-glass changer |
May 9, 1989 |
| Test-glass changer for measuring layer properties optically in vacuum coating installations. A holding device (10) that accommodates several test glasses (12) is rotatably supported on a substrate holder (4), which serves to transport substrates (5) through a stream (22) of coating m |
| 4820106 |
Apparatus for passing workpieces into and out of a coating chamber through locks |
April 11, 1989 |
| In an apparatus for passing a discoidal workpiece into and out of a coating chamber through a lock and for shifting the workpiece into and out of the range of a coating source, a swivelling arm is journaled for movement about a vertical axis on the top of the coating chamber. The ends of |
| 4818358 |
Magnetron cathode sputter coating apparatus |
April 4, 1989 |
| In a cathode sputtering apparatus, in order to achieve a very uniform utilization of the target and a high-quality coating on the substrate, the cathode is provided on its side of the target facing away from the substrate with a flat plate on which a plurality of magnets are disposed |
| 4818282 |
Method for recovering metal-carbide scrap by alloying |
April 4, 1989 |
| The invention concerns a method, equipment and a regulating means for use in recovering metal-carbide scrap by alloying. This is carried out by treating the scrap with a low melting point metal which brings the metal-carbride matrix into solution at temperatures above the melting poi |
| 4816412 |
Method for the determination of the content of solid carbon compounds in soil samples |
March 28, 1989 |
| Method for the determination of the content of solid carbon compounds in soil samples, particularly in humus soils, by converting the solid carbon compounds with a reactant into carbon dioxide and conveying the carbon dioxide gas into an analyzer. To reach the reaction temperature, metal |
| 4815415 |
Apparatus for producing coils from films of insulating material, conductively coated under vacuu |
March 28, 1989 |
| An apparatus for producing and coiling films of insulating material coated under a vacuum with electrically conductive material, comprising an electron beam vaporizer, a feed drum, a roller disposed above the electron beam vaporizer and looped by the film, a take-up drum, and deflector r |
| 4813846 |
Inserting device for vacuum apparatus |
March 21, 1989 |
| An inserter for vacuum installations has a two-part arm provided with a driving and, a single joint and an end for holding an object. The arm can turn in at least one horizontal plane about a vertical main axis disposed in the area of the driving end, and has at least one motor for movin |
| 4808373 |
Multiple-substance alloy for targets of cathode sputtering apparatus |
February 28, 1989 |
| A multiple-substance alloy used as a target in a cathode sputtering apparatus, and having a gold content most preferably in the range of 94-98 percent by weight, is disclosed. The alloy further contains non-gold alloys of aluminum, copper and preferably an element of the group of Co, |
| 4806765 |
Method and apparatus for checking the signal path of a measuring system |
February 21, 1989 |
| The disclosure relates to a method and apparatus for checking the signal path in a measuring system of the type having a collector for charged particles and an amplifier connected to its output to form a voltage or current signal. To permit sensitivity tests with currents on the order of |
| 4803398 |
Electron gun with one directly heatable and one indirectly heatable cathode |
February 7, 1989 |
| An electron gun with one directly heatable initial cathode (2), one indirectly heatable second blocking cathode (3) and one focusing electrode (17). The focusing electrode (17) presents an initial centering region (18) and, by means of supporting braces, the blocking cathode (3) is fixed |
| 4799046 |
Method and circuit for detecting and monitoring the temperature of a winding |
January 17, 1989 |
| To monitor the winding temperature of a coil, preferably the magnet coil of a magnetic valve, it is proposed to use as the monitored magnitude the resistance related to the temperature of the winding. For this purpose the winding is supplied during the measurement time with a constant or |
| 4798663 |
Sputtering installation for the reactive coating of a substrate with hard materials |
January 17, 1989 |
| Sputtering apparatus for the reactive coating of substrates with hard substances, which has a housing (1) with a feed line (3, 4) for a reaction gas a nobble gas, a magnetron (6) as well as at least one mounting (9) for the substrates, the mounting (9) being positionable in front of the |
| 4798521 |
System and method for regulating pressure in a container |
January 17, 1989 |
| A system for regulating pressure in a container. The system includes a membrane pressure regulator with a reference pressure chamber containing a reference pressure, and a vacuum pump connected to the container via the membrane pressure regulator. The system further includes a gas inlet |
| 4797062 |
Device for moving gas at subatmospheric pressure |
January 10, 1989 |
| A device for moving a gas at a subatmospheric pressure with a screwthread-like device on at least one of the facing surfaces of a rotor spacedly surrounded axially by a relatively-rotatable stator insulates the stator from a housing for the device to prevent thermal variation of the |
| 4794784 |
Leak detector calibrating device |
January 3, 1989 |
| A leak detecting apparatus includes a detector arranged for sensing a gas emanating through a specimen to be tested for leaks; a leak simulator having an outlet emitting a gas of a known flow rate; and a valve for selectively connecting the outlet to the detector during a calibration |
| 4794330 |
Method and circuit for measuring and displaying physical values |
December 27, 1988 |
| A method and circuit for measuring and displaying a parameter, in which the parameter is sensed by means of a sensor which supplies an output voltage representative of the value of the parameter, the output voltage is compared with a comparison voltage associated with the sensor response |
| 4793911 |
Apparatus for the production of coatings with a uniform thickness profile by cathode sputtering |
December 27, 1988 |
| In an apparatus for the production of coatings with a uniform thickness profile on substrates by cathode sputtering, a substrate carriage held and guided between wheels is provided, which can be moved through the coating chamber, and which has on its side facing the cathode rotatably mou |
| 4791017 |
Hard, gold-colored under layer for a gold or gold-containing surface layer and an article therew |
December 13, 1988 |
| An underlayer of at least one a carbonitride of titanium, zirconium, hafnium or vanadium or hafnium nitride may be under a surface layer at least containing gold or on a still-undermore decorative article, and preferably both. It has a brilliance approximating that of gold so that, w |
| 4787023 |
Power supply apparatus |
November 22, 1988 |
| A power supply apparatus, in which the three phases of an alternating-current main are connected each through rectifier elements connected in antiparallel to the primary winding of a three-phase transformer. The secondary windings of this transformer are connected through rectifiers |
| 4780042 |
Melting crucible tilting mechanism |
October 25, 1988 |
| A tilting mechanism for precisely controlling the pouring of metal from a melting crucible is disclosed. The mechanism utilizes a pressure roller journalled in an adjustable bearing mount to clearance-free urge a rack against a pinion to tilt the crucible. At least one boom is disposed o |
| 4779449 |
Leak detector and leak detection method |
October 25, 1988 |
| Leak detector operating according to the countercurrent principle is used in a leak detection method and includes a first high vacuum pump having an inlet which is connected to an inlet of the leak detector, a second high vacuum pump having an inlet which is connected to a mass spectrome |
| 4777062 |
Method and apparatus for reactive vapor deposition of metal compounds |
October 11, 1988 |
| A method and apparatus are disclosed for the reactive vapor deposition of metal compounds onto a substrate. At least one metal is evaporated from an elongated evaporation crucible in an atmosphere consisting of a reaction gas at a pressure of no more than 10.sup.-1 mbar. The metal is eva |
| 4775981 |
Melting furnace with weight-related control of the consumable electrode |
October 4, 1988 |
| In a melting furnace with weight-related control of the consumable electrode, the electrode mounting is disposed in a separate pressure chamber which has an inverted bottle-shaped configuration. The downwardly extending neck-like portion is passed sealingly through an opening in the |
| 4773079 |
Process for melting down and degassing lumpy material |
September 20, 1988 |
| Process for melting down and degassing lumpy material by means of inductive heating and under subatmospheric pressure in a melting crucible. For the purpose of shortening the duration of the process, scavenging gas and/or reaction gas is introduced into the bottom region of the melting c |
| 4772848 |
Gas measuring chamber for paramagnetic measuring instruments |
September 20, 1988 |
| A paramagnetic measuring instrument comprises a magnetic circuit, formed from ferromagnetic material and having pole ends defining a discontinuity, and a gas measuring chamber disposed in the discontinuity between the pole ends. The measuring chamber includes a frame shaped outer part fo |
| 4769533 |
Circuit arrangement for a position-sensitive radiation detector |
September 6, 1988 |
| The invention relates to a circuit arrangement for a position sensitive radiation detector which produces a current or voltage signal (U.sub.Y) that depends exclusively on the coordinates x and y of the point of incidence of electromagnetic radiation on the EMR sensitive surface of a |
| 4767641 |
Plasma treatment apparatus |
August 30, 1988 |
| Device for the plasma treatment of substrates (7) in a high frequency-excited plasma discharge between two electrodes (3, 8), supplied by a high-frequency source (6). The first electrode is constructed as a hollow anode (3) and the second electrode (8), which carries the substrate (7 |
| 4767452 |
Process for separating metals by distillation and condensation |
August 30, 1988 |
| Process and equipment for separating molten metals with a distillation part (1) and a condenser part. The metal vessel (12) of the distillation part (1) is tiltable about at least one horizontal articulated axle (15) and is connected to a drive mechanism (18) for generating periodic tilt |
| 4767123 |
Dual ring piston-ring system with spring ring bias means |
August 30, 1988 |
| A piston-ring system has two, equal-radius, coaxial, axially-contiguous sealing rings, each ring having a split circumferential offset from the split in the other ring, each split being substantially Z-shaped in a plane normal to the axis of the rings to have a substantially-circumfe |
| 4765273 |
Transporting device with roller systems for vacuum-coating installations |
August 23, 1988 |
| Transporting device for vacuum coating installations with several stations and with roller systems (3, 4) for the guidance and advance of essentially two-dimensional substrate holders (1) in a vertical position along a given transporting path through the stations. To avoid interference w |
| 4762730 |
Method for producing transparent protective coatings from silicon compounds |
August 9, 1988 |
| A method for producing a transparent protective coating on a plastic optical substrate surface is disclosed. In particular, a substrate is positioned between two electrodes on the cathode in a reaction chamber. Once positioned, a noble gas is introduced into the chamber and the surfa |
| 4757689 |
Cryopump, and a method for the operation thereof |
July 19, 1988 |
| The invention relates to a cryopump having a casing (1), a gas inlet opening (8) to which a chamber (30) can be attached through a valve (31), a vacuum pump (18) connected through a valve (16) to the casing, a two-stage refrigerator (4) in the casing as cold source, and pumping surfa |
| 4756825 |
Apparatus for purifying hydrogen-free fluorinated lubricants |
July 12, 1988 |
| Disclosed is a system for separating impurities from a hydrogen-free fluorinated lubricant. The lubricant is passed through a filter apparatus containing an adsorbing material. The lubricant is then passed into a degasser unit to remove volatile impurities from the lubricant. The deg |
| 4752450 |
Apparatus for cleaning sulphur and nitrogen containing flue gas |
June 21, 1988 |
| Disclosed is an apparatus for cleaning sulphur and nitrogen containing flue gases by adding gaseous reagents and by a reaction in a reaction chamber which the reactants pass through in the axial direction and are exposed to at least one electorn beam. The apparatus includes at least one |
| 4750541 |
Lifting mechanism for casting molds |
June 14, 1988 |
| Lifting mechanism for casting molds in precision founding furnaces with a melting facility disposed in a melting chamber and a transfer chamber disposed below the melting chamber. The lifting mechanism has a mold table centrally disposed below the casting mold with a lifting rod and a |
| 4746417 |
Magnetron sputtering cathode for vacuum coating apparatus |
May 24, 1988 |
| A magnetron sputtering cathode for vacuum coating apparatus has a circular target plate and at least one magnet system disposed in back of it which forms at least one endless tunnel of magnetic lines of force over the target plate. In the marginal area of the target plate there is dispos |
| 4740385 |
Apparatus for producing coils from films of insulating material, conductively coated in a vacuum |
April 26, 1988 |
| A method and apparatus are disclosed for producing rolls or coils of film of insulating material which has been conductively coated, in a vacuum, by vaporizing conductive material in direct electron beam bombardment and condensing the vapor on the film surface. According to the invention |
