| Patent Number |
Title Of Patent |
Date Issued |
| 7132388 |
High-temperature oxide superconductor |
November 7, 2006 |
| The present invention provides a high-temperature oxide superconductors, which comprises an oxide expressed as (Bi.sub.1-xA.sub.x)--B--C--Cu oxide (where, A is Sb and/or AS; B and C are elements different from each other, each being one or more elements selected from the group consisting |
| 6755921 |
Nickel-based single crystal alloy and a method of manufacturing the same |
June 29, 2004 |
| The present inventions offer a nickel-based single crystal alloy which has a high strength, is easy in conducting the solution heat treatment, hardly gives a harmful phase and is resistant to corrosion at high temperature. A nickel-based single crystal alloy is offered where the composit |
| 6669807 |
Method for reactive ion etching and apparatus therefor |
December 30, 2003 |
| An apparatus for reactive-ion etching including a reaction vessel and metallic parts disposed in the reaction vessel, the whole or a part of which includes at least one metallic material selected from the group consisting of titanium, aluminum, and an alloy including at least one of |
| 6572716 |
Fine ferrite-based structure steel production method |
June 3, 2003 |
| A fine ferrite-based steel is disclosed, wherein at least 60% of the ferrite grain boundary is a large angle grain boundary of at least 15.degree., and the mean ferrite grain size is not more than 2.5 .mu.m. The fine ferrite-based steel of the invention has a high strength and a long |
| 6524406 |
Shape memory alloy |
February 25, 2003 |
| A novel shape memory alloy of Fe--Mn--Si system containing at least Fe, Mn, and Si wherein the alloy contains niobium carbide in the structure and is improved in that a sufficiently satisfactory shape memory effect is provided without carrying out a special treatment termed training. |
| 6494971 |
Iridium-containing nickel-base superalloy |
December 17, 2002 |
| An iridium-containing nickel-base superalloy which has an orderly arrayed allow structure to be strengthened by precipitation and contains iridium dissolved in the .gamma. and .gamma.' phases to be strengthened by solid solution, thus being improved in high-temperature strength and resis |
| 6391216 |
Method for reactive ion etching and apparatus therefor |
May 21, 2002 |
| The invention provides a method for reactive-ion etching a magnetic material with a plasma of a mixed gas of carbon monoxide and a nitrogen-containing compound, the method comprising a step, in which a multilayered film comprising a magnetic material thin film having thereon a resist |
| 6348108 |
High toughness steel and a method for manufacturing the same |
February 19, 2002 |
| Ups and downs having a cycle of not more than 5 .mu.m and an amplitude of not less than 200 nm are formed in a part of not less than 70% per unit length of a prior-austenite grain boundary which is observed in a linear form when seen from a vertical plane by a series of steps of subjecti |
| 6271473 |
Oxide superconductive wire and process for manufacturing the same |
August 7, 2001 |
| A clad superconductive wire or tape of an oxide superconductive material and a silver-copper alloy base containing 0.05-90 atomic % a copper or a silver alloy. The silver-copper alloy base contains one or more elements selected from the group of Zr, Hf, Al, V, Nb and Ta in amounts of fro |
| 6246007 |
Oxide superconductive wire and process for manufacturing the same |
June 12, 2001 |
| A clad superconductive wire or tape of an oxide superconductive material and a silver-copper alloy base containing 0.05-90 atomic % copper or a silver alloy. The silver-copper alloy base contains one or more elements selected from the group of Zr, Hf, Al, V, Nb and Ta in amounts of from |
| 6240620 |
Making of bismuth 2212 superconducting wire or tape |
June 5, 2001 |
| In a process in which a composite consisting of a metallic base and a superconductor mainly containing a Bi.sub.2 Sr.sub.2 CaCu.sub.2 O.sub.x superconducting phase is formed into a composite wire or wire, the composite is subjected to calcination and cold working before heat treatmen |
| 6221178 |
Ultra-fine grain steel and method for producing it |
April 24, 2001 |
| The invention provides an ultra-fine grain steel comprising fine ferrite grains as oriented at random and surrounded by large angle grain boundaries. The steel comprises fine ferrite grains having a mean grain size of not larger and 3.0 .mu.m and surrounded by large angle grain bound |
| 6207951 |
Method of generating a pulsed metastable atom beam and pulsed ultraviolet radiation and an appar |
March 27, 2001 |
| A pulse discharge is caused between an electrode in an insulating nozzle 2 jetting a gas in vacuum and a skimmer 8. An apparatus for performing the method includes an insulating nozzle 2 perforated with a gas jet hole 2a at a front end thereof and having a needle-like electrode 5 at an i |
| 6159624 |
High-proton-conductive antimonic acid film |
December 12, 2000 |
| To provide an antimonic acid film having an excellent conductivity and a high response to humidity, and useful as a high-performance humidity sensor, a hydrogen gas sensor or a hydrogen fuel cell, the present invention provides an antimonic acid film comprising single crystals of cub |
| 6159314 |
Nickel-base single-crystal superalloys, method for manufacturing the same, and gas turbine parts |
December 12, 2000 |
| The invention relates to a nickel-base single-crystal superalloy applied to parts for industrial gas turbine or the like such as turbine rotor blade and stator blade which are used at high temperatures, a method for manufacturing the same, and gas turbine parts prepared from such nic |
| 6153125 |
BaM.sub.2 O.sub.4 oxide single crystal having non-linear optical property and manufacturing meth |
November 28, 2000 |
| An oxide single crystal having a nominal composition expressed BaM.sub.2 O.sub.4 (M is at least an element selected from the group consisting of Al and Ga), M of which is partially substituted with B, is provided. The BaM.sub.2 O.sub.4 oxide single crystal has an asymmetric central porti |
| 6146609 |
Amorphous substance for wavelength conversion and a making process of the same |
November 14, 2000 |
| An amorphous substance has a nominal composition expressed by a general formula of Ba(B.sub.1-x M.sub.x).sub.2 O.sub.4 (where M is at least one element selected from the group consisting of Al and Ga, and 0.05<x<0.20). |
| 6136966 |
Phthalocyanine radical anions and process for producing the same |
October 24, 2000 |
| A phthalocyanine radical anion stable in ambient atmosphere, which is formed by subjecting a salt containing dihalogeno(phthalocyaninato)antimony (V) cation to a one-electron reduction. According to the present invention, a phthalocyaninc radical stable in ambient atmosphere, which i |
| 6074485 |
Crystal growth observing apparatus using a scanning tunneling microscope |
June 13, 2000 |
| A STM drive mechanism capable of moving a scanning tunneling microscope (STM) incorporated with a molecular beam epitaxy (MBE) device in the MBE device under vacuum and a substrate holder with a wide clearance formed between a substrate heating system and the substrate holder are provide |
| 6071470 |
Refractory superalloys |
June 6, 2000 |
| Refractory superalloys consist essentially of a primary constituent selected from the group consisting of iridium, rhodium, and a mixture thereof, and one or more additive elements selected from the group consisting of niobium, tantalum, hafnium, zirconium, uranium, vanadium, titaniu |
| 5972274 |
Making of ceramic tube |
October 26, 1999 |
| A conductive wire is electrically heated in a gas atmosphere, wherein a gas reacts with a constituent material of the conductive wire, under gravity-free or micro gravity state. A ceramic is formed on a surface of the wire sa an outer core through a reaction between the wire and the gas |
| 5951754 |
Method of fabricating semiconductor quantum box |
September 14, 1999 |
| A method of fabricating a semiconductor quantum box uniform in size and free from processing damages comprising the steps of adsorbing elements classified in VI family of the periodic table onto the surface of a single or multi-quantum well structure composed of semiconductors; growing |
| 5916363 |
Oriented molybdenum or tungsten single crystal and manufacturing method thereof |
June 29, 1999 |
| Secondary recrystallized grains having a plurality of crystal orientations in a polycrystalline compact of molybdenum or tungsten, which contains at least one element selected from the group consisting of calcium and magnesium in amount of 0.007 to 0.090 atom %, are formed by locally |
| 5874027 |
Boron-carbon system superconductive substance |
February 23, 1999 |
| A new boron-carbon system superconductive substance has a nominal composition expressed R.sub.3 M.sub.4-x B.sub.4-y C.sub.3-z (where R is at least one element selected from the group consisting of Y, Sc and lanthanide series elements, M is at least one metal element categorized in VI |
| 5835519 |
Laser thermal plasma method |
November 10, 1998 |
| Focusing laser beams are emitted to a gas plasma produced through discharge and a laser thermal plasma, which is independent of the gas plasma and extends coaxially along the laser beams, is produced in a gas flow space. |
| 5827801 |
Oxide superconductive wire and process for manufacutring the same |
October 27, 1998 |
| A clad superconductive wire or tape of an oxide superconductive material and a silver-copper alloy base containing 0.05-90 atomic % copper or a silver alloy. The silver-copper alloy base contains one or more elements selected from the group of Zr, Hf, Al, V, Nb and Ta in amounts of from |
| 5748360 |
Decelerating and focusing ion beam device |
May 5, 1998 |
| A decelerating and focusing ion beam device is provided with an ion source, a focusing lens system having a plurality of focusing lenses and a multiple decelerating lens system having a plurality of decelerating lenses. It is possible to realize selective super-refined crystal growth |
| 5711925 |
Synthesis of pure disilicon hexafluoride |
January 27, 1998 |
| Highly pure disilicon hexafluoride is synthesized by a process in which a suspension of a fluorination agent is made by dispersing this fluorination agent in an oxybenzene compound as a solvent and disilicon hexachloride is dripped in the suspension to be caused to react with the fluorin |
| 5663528 |
Oxide superconductive wire and process for manufacturing the same |
September 2, 1997 |
| A clad superconductive wire or tape of an oxide superconductive material and a silver-copper alloy base containing 0.05-90 atomic % copper or a silver alloy. The silver-copper alloy base contains one or more elements selected from the group of Zr, Hf, Al, V, Nb and Ta in amounts of from |
| 5567288 |
Crystal-oriented thin film manufacturing apparatus |
October 22, 1996 |
| A substrate electrode having a plurality of substrate holders capable of causing a substrate to tilt by an arbitrary angle .theta. relative to the horizontal plane is provided. A plurality of auxiliary electrodes are arranged substantially vertically below the substrate electrode and |
| 5542992 |
Tial base alloy having high strength performance at high temperature |
August 6, 1996 |
| A TiAl base alloy containing 46 to 54 mol % of Ti and 46 to 52 mol % of Al in which Sb is added within a range of 0.1 to 1 mol %, at least one element of Hf and/or Zr is further added within a range of 0 to 3 mol %, and three phases of a .gamma. phase, an .alpha..sub.2 phase and Sb-rich |
| 5484490 |
P-type thermoelectric material |
January 16, 1996 |
| A P-type thermoelectric material consists essentially of iron disilicide, metallic manganese and metallic aluminium dissolved in or alloyed with the iron disilicide, and silicon oxide and/or aluminum oxide present in the iron disilicide. The manganese is contained in an amount of from 1. |
| 5476063 |
Method of production of single crystal |
December 19, 1995 |
| A seed crystal is connected with a polycrystal at one end of the polycrystal, the connected crystal material is melted under a zero-gravity or microgravity environment without any container, and a single crystal is grown. |
| 5416796 |
Float melting apparatus and method employing axially movable crucibles |
May 16, 1995 |
| Apparatus to float and melt particularly small pieces of high-melting point metal continuously while making the amount of meltable liquid metal greater than the capacity of a crucible. A conductive crucible having segments includes an upper cylindrical crucible portion and a lower cl |
| 5394432 |
Levitating and fusing device |
February 28, 1995 |
| A plurality of segments 12 respectively formed of an electrically insulated conductive material such as copper or the like are disposed inside an induction coil 1 in the peripheral direction of the induction coil 1 to thereby construct a crucible 3. There is formed a small cylindrical ho |
| 5391242 |
High-strength and high-conductivity copper alloy sheet |
February 21, 1995 |
| A high-strength and high-conductivity copper alloy sheet is provided, which consists of a composition of from 6 to 24 wt. % Ag, and Cu and impurities as the balance, and has a sheet structure in which Cu solid solution and Ag solid solution are streched into a fiber shape. |
| 5362331 |
Process and apparatus for producing Nb.sub.3 Al super-conducting wire |
November 8, 1994 |
| An electromagnetically stable Nb.sub.3 Al multifilamentary superconducting wire having a high current density at a high level of magnetic field such as 20 tesla is provided by cold drawing a composite multicore consisting of a large number of Al or Al alloy core and a Nb matrix into a |
| 5322574 |
Method of manufacturing a high strength, high conductivity copper-silver alloy |
June 21, 1994 |
| The present invention provides a new copper alloy containing silver from 4 to 32 at. %, which is useful for a magnet conductor, an IC lead frame, etc., having simultaneously a high strength and a high conductivity, manufactured by blending from 4 to 32 at. % silver into copper, casting, |
| 5192409 |
Method of sputtering a mixture of hexagonal boron nitride and stainless steel onto a steel vesse |
March 9, 1993 |
| A material for high-vacuum vessels characterized by depositing a mixture film of stainless steel and boron nitride on the surface of a metal or an alloy through the sputtering process, and heating and precipitating hexagonal boron nitride onto the surface thereof. |
| 5180512 |
Method of manufacturing fine-particle colloid or magnetic fluid |
January 19, 1993 |
| A method of manufacturing a fine-particle colloid or a magnetic fluid of a metal nitride through reaction between a metal carbonyl and a nitride-bearing compound, a two-step reaction is performed, comprising a first-step reaction of synthesizing a nitrogen-bearing metal carbonyl whic |
| 5145829 |
Method for manufacturing oxide high-temperature superconductor |
September 8, 1992 |
| A compacted and highly oriented microstructure of the bulk-shaped Bi-Sr-Ca-Cu-O system oxide superconductor is obtained by the intermediate pressing method of the present invention. The growth rate of the high critical temperature phase in the bulk of Pb-doped Bi-Sr-Ca-Cu-O system ox |
| 5137652 |
Method of manufacturing particle colloid or a magnetic fluid containing metal nitrides |
August 11, 1992 |
| A compound containing nitrogen is introduced into a solvent in which a metal carbonyl and a surface active agent are dissolved, and the solution is heated to generate a particle colloid or a magnetic fluid of a metal nitride. A particle colloid of a metal nitride with an even grain size, |
| 5134091 |
Quantum effective device and process for its production |
July 28, 1992 |
| A quantum effective device and its method of manufacture are disclosed, wherein said device comprises quantum well boxes composes of a semiconductor substrate and a compound semiconductor on the surface of the semiconductor substrate at least comprising a first and a second elemental |
| 5132247 |
Quantum effective device and process for its production |
July 21, 1992 |
| A quantum effective device and its method of manufacture are disclosed, wherein said device comprises quantum well boxes composes of a semiconductor substrate and a compound semiconductor on the surface of the semiconductor substrate at least comprising a first and a second elemental |
| 5100616 |
Gamma-prime precipitation hardening nickel-base yttria particle-dispersion strengthened superall |
March 31, 1992 |
| A gamma-prime precipitation hardening nickel-base yttria particle-dispersion-strengthened superalloy having a composition consisting essentially, by weight %, of 3.5 to 6.0 % of Al, 7.0 to 10.0 % of Co, 8.0 to 10.5 % of Cr, 0.5 to 1.5 % of Ti, 4.0 to 6.5 % of Ta, 7.0 to 9.0 % of W, 1 |
| 5096878 |
Method for production of bi-containing superconducting ceramics laminates |
March 17, 1992 |
| A method for making superconductive ceramics laminates comprises forming a thick film of a composite oxide comprising bismuth, strontium, calcium, copper and oxygen on a flat plane of a substrate, and orienting and crystallizing the thus formed film by heat treatment to cause the c-axis |
| 5055280 |
Process for producing transition metal boride fibers |
October 8, 1991 |
| A process for producing fibers of a transition metal boride, which comprises reacting a mixture of a vapor of an evaporable boron compound an a vapor of an evaporable transition metal compound in the presence of a catalyst composed of at least one metal selected from the group consisting |
| 5012158 |
Plasma CVD apparatus |
April 30, 1991 |
| A plasma CVD apparatus having a rotary vacuum reaction vessel, a starting gas introducing port, an ambient gas introducing port, an exhaust port, electrodes or an induction coil for applying a high-frequency electric field, and a cooling pipe provided in the starting gas introducing port |
| 4917965 |
Multifilament Nb.sub.3 Al superconducting linear composite articles |
April 17, 1990 |
| A long, linear composite article which is characterized in that a large number of composite filaments are present as spaced from one another in a continuous layer composed of copper, a copper alloy, niobium, tantalum or vanadium, each of said composite filaments having a structure that a |
| 4911987 |
Metal/ceramic or ceramic/ceramic bonded structure |
March 27, 1990 |
| A bonded structure of a metal and a ceramic, in which a layer of the ceramic is coated on the surface of the metal as a substrate through an interlayer, or in which a layer of the metal is coated on the surface of the ceramic as a substrate through an interlayer, wherein said interlayer |
