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Fritz Aldinger, Richard Keilberth, Waltraud Werdecker: Combination of AlN-Y.sub.2 O.sub.3 heat conductive ceramic substrate and electronic component. W C Heraeus, Frishuaf Holtz Goodman & Woodward, May 27, 1986: US04591537 (65 worldwide citation)

A heat conductive ceramic substrate for semiconductor circuits, comprising polycrystalline aluminum nitride of high density containing as an additive boron nitride or oxides of calcium, magnesium, aluminum, titanium, zirconium, chrome, silicon, and/or rare earth metals. The boron nitride additive co ...


2
Adrien Bussard, Fritz Aldinger, Franz Sperner: Implantable electrode. Kontron, W C Heraeus, Jon S Saxe, Bernard S Leon, George W Johnston, April 3, 1984: US04440178 (39 worldwide citation)

A porous electrode, particularly a cardiac pacemaker electrode is described which is implantable in organic tissue. The electrode has a sintered member made of electrically conductive particles. In a portion of the electrode surface the particles are covered wtih a material of lower electrical condu ...


3
Fritz Aldinger, Richard Keilberth, Waltraud Werdecker: Low-contamination AlN crucible for monocrystal pulling and method. W C Heraeus, Frishauf Holtz Goodman & Woodward, May 28, 1985: US04519966 (35 worldwide citation)

A low contamination crucible for pulling monocrystals of Group III and Group V elements of the Periodic Table, comprising particularly aluminum nitride with an additive of boron nitride or a rare earth oxide. The additive concentration is up to 5% by weight, but preferably 0.5% to 3% by weight. The ...


4
Fritz Aldinger, Albrecht Bischoff, Richard Keilberth, Franz Sperner: Electrode connecting cable for cardiac pacemaker. Heraeus Quarschmelze, Frishauf Holtz Goodman & Woodward, April 30, 1985: US04514589 (28 worldwide citation)

A cable for connecting a cardiac pacemaker to an electrode inserted in the heart through the blood stream utilizes a die-clad conductor or a number ofthem, especially several die-clad strands forming a twisted conductor of the stranded type, enclosed in a covering tube of a synthetic elastomer. The ...


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Beate Heimberg, Wolfram Beele, Karl Kempter, Ulrich Bast, Thomas Haubold, Michael Hoffmann, Axel Endriss, Peter Greil, Chu Wan Hong, Fritz Aldinger, Hans J Seifert: Ceramic thermal barrier layer for gas turbine engine component. Siemens Aktiengesellschaft, Rolls Royce Deutschland, David M Quinlan P C, August 27, 2002: US06440575 (18 worldwide citation)

An article that is particularly well suited for use as a gas turbine engine component has a metallic substrate and a ceramic thermal barrier layer including a mixed metal oxide system comprising a compound selected from the group consisting of (i) a lanthanum aluminate and (ii) a calcium zirconate, ...


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Fritz Aldinger, Elke Biberbach, Albrecht Bischoff, Nils Harmsen: Low-power electric contact. W C Heraeus, Frishauf Holtz Goodman & Woodward, July 13, 1982: US04339644 (16 worldwide citation)

A low-power electrical contact particularly suitable for switching and plug-in connections. The contact comprises an outer contact layer and a substrate composed of a copper base alloy. The contact layer consists essentially of an alloy of 35-55% by weight gold, 18-33.5% silver, 30-40% palladium, an ...


7
Fritz Aldinger, Waltraud Werdecker: Ceramic temperature stabilization body, and method of making same. W C Heraeus, Frishauf Holtz Goodman & Woodward, December 9, 1986: US04627815 (15 worldwide citation)

The temperature stabilization body is made of pulverized aluminum nitride with a first additive of pulverized aluminum present between 0.05% to 2%, and a grain size of under 1 micrometer, and a second additive of from 0.1% to 10% of an oxide, preferably yttrium oxide, present at about 1%--all precen ...


8
Franz Sperner, Fritz Aldinger, Wilhelm Zwergel: Heater plug for diesel engines. W C Heraeus, Sprung Horn Kramer & Woods, November 23, 1982: US04359977 (13 worldwide citation)

A heater plug comprising a heater coil connected to a terminal pin, said terminal pin maintained in gas-tight manner at least in part within and insulated from a plug shell, at least the surface of said heater coil formed by a metal or a base alloy of a metal of the platinum group said heater coil s ...


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Franz Sperner, Fritz Aldinger, Wilhelm Zwergel: Heater plug for diesel engines. W C Heraeus, Sprung Horn Kramer & Woods, November 9, 1982: US04358663 (10 worldwide citation)

A heater plug comprising a heater coil connected to a terminal pin, said terminal pin maintained in gas-tight manner at least in part within and insulated from a plug shell, at least the surface of said heater coil formed by a metal or a base alloy of a metal of the platinum group said heater coil s ...