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1. 发明授权

US4789412A Cobalt-base alloy having high strength and high toughness, production process of the same, and gas turbine nozzle 失效
标题翻译：具有高强度，高韧性的钴基合金，其制造工艺和燃气轮机喷嘴
公开(公告)号：US4789412A
公开(公告)日：1988-12-06
申请号：US28085
申请日：1987-03-19
申请人： Shigeyoshi Nakamura , Tetsuo Kashimura , Nobuyuki Iizuka , Yutaka Fukui , Minoru Morikawa , Soichi Kurosawa
发明人： Shigeyoshi Nakamura , Tetsuo Kashimura , Nobuyuki Iizuka , Yutaka Fukui , Minoru Morikawa , Soichi Kurosawa
IPC分类号： C22C19/07 , C22C30/00
CPC分类号： C22C19/07
摘要： A cobalt-base alloy comprises 0.2-1 wt % C 0.4-2 wt % Si, 0.2-1.5 wt % Mn, 5-15 wt % Ni, 20-35 wt % Cr, 3-15 wt % W, 0.003-0.1 wt % Ni, 20-35 wt % Cr, 3-15 wt % W, 0.003-0.1 wt % B, 0.05-1 wt % Nb, 0.01-1 wt % Ta, 2 wt % or less Fe, 30 ppm or less oxygen, 100 ppm or less nitrogen, and the balance of 45 wt % or more Co, wherein the content of Si is larger than that of Mn. The alloy is in a form of casting and has a structure containing a eutectic carbide and a secondary carbide dispersed therein. The cast alloy is produced through solution treatment at 1,100.degree.-1.200.degree. C., and aging treatment at 950.degree.-1,050.degree. C., and cooling rate after the solution treatment and after the aging treatment is 150.degree. to 300.degree. C./h. A gas turbine nozzle is made of a casting of the above-mentioned alloy.
摘要翻译：钴基合金包含0.2-1重量％C 0.4-2重量％的Si，0.2-1.5重量％的Mn，5-15重量％的Ni，20-35重量％的Cr，3-15重量％的W，0.003-0.1 重量％Ni，20-35重量％Cr，3-15重量％W，0.003-0.1重量％B，0.05-1重量％Nb，0.01-1重量％Ta，2重量％以下Fe，30ppm以下氧，100ppm以下的氮，余量为45重量％以上的Co，其中Si的含量大于Mn的含量。该合金为铸造形式，并且具有包含共晶碳化物和分散在其中的二次碳化物的结构。铸造合金通过在1100℃-2200℃下的溶液处理，950℃-150℃的时效处理，固溶处理后和冷却后的冷却速度为150〜300℃/ H。燃气轮机喷嘴由上述合金的铸件制成。

2. 发明授权

US4988266A Gas turbine and shroud for gas turbine 失效
标题翻译：燃气轮机和燃气轮机罩
公开(公告)号：US4988266A
公开(公告)日：1991-01-29
申请号：US321880
申请日：1989-03-10
申请人： Shigeyoshi Nakamura , Yutaka Fukui , Tetsuo Kashimura
发明人： Shigeyoshi Nakamura , Yutaka Fukui , Tetsuo Kashimura
IPC分类号： C22C19/05 , C22C19/07 , C22C30/00 , C22C38/00 , C22C38/22 , C22C38/44 , F01D5/06 , F01D5/28 , F01D11/08 , F01D11/12
CPC分类号： F01D11/122 , C22C19/055 , C22C19/07 , C22C30/00 , C22C38/22 , C22C38/44 , F01D11/08 , F01D5/28 , F05D2240/11 , F05D2300/608 , F05D2300/609
摘要： A gas turbine includes a turbine stubshaft, a plurality of turbine disks coupled to the shaft by turbine stacking bolts with spacers interposed therebetween, turbing moving blades planted in each of the disks, a shroud provided with a sliding surface in a spaced-apart relation to the tips of the moving blades, a distant piece connected to the disks by the bolts, a plurality of compressor disks coupled to the distant piece by compressor stacking bolts, compressor blades planted in each of the compressor disks, and a compressor stubshaft formed integrally with the compressor disk located at the first stage. At least a sliding portion of the shroud is made of a heat-resistant cast alloy having in turn a chilled layer and columnar grains in a direction oriented from the sliding surface thereof toward the interior thereof. A method of producing a segment-shaped shroud for a gas turbine by casting, comprises the steps of preparing a mold having a coated layer formed on at least a surface thereof which is to be in contact with a casting, the coated layer containing refractory aggregate powder at a main constituent, and refractory agent powder for accelerating generation of crystal nuclei, pouring the molten alloy into the mold, and forced-cooling the outer surface of the mold.

3. 发明授权

US5964091A Gas turbine combustor and gas turbine 失效
标题翻译：燃气轮机燃气轮机和燃气轮机
公开(公告)号：US5964091A
公开(公告)日：1999-10-12
申请号：US679398
申请日：1996-07-09
申请人： Yutaka Fukui , Tetsuo Kashimura , Hideyo Kodama , Hiroyuki Doi , Ryo Hiraga
发明人： Yutaka Fukui , Tetsuo Kashimura , Hideyo Kodama , Hiroyuki Doi , Ryo Hiraga
IPC分类号： C22C38/10 , F01D5/28 , F02C6/18 , F23R3/00 , F02C1/00
CPC分类号： F23R3/00 , C22C38/105 , F01D5/288 , F02C6/18 , F23C2900/03001 , Y02T50/671 , Y10S60/902
摘要： A cylindrical gas turbine combustor, burning injected fuel and guiding the combustion gas to turbine nozzles, includes a cylindrical portion such as a combustor liner and a transition piece, exposed to the combustion gas, which is made of austenitic Fe base casting alloy, Ni base casting alloy or Co base casting alloy.
摘要翻译：燃烧喷射燃料并将燃烧气体引导到涡轮喷嘴的圆柱形燃气轮机燃烧器包括暴露于由奥氏体Fe基铸造合金制成的燃烧气体的燃烧器衬套和过渡件的圆柱形部分，Ni基铸造合金或Co基铸造合金。

4. 再颁专利

USRE33186E Electric rotary machine having superconducting rotor 失效
标题翻译：具有超导转子的旋转电机
公开(公告)号：USRE33186E
公开(公告)日：1990-03-27
申请号：US308022
申请日：1989-02-09
申请人： Takanobu Mori , Yutaka Fukui , Tetsuo Kashimura , Yoshimi Yanai
发明人： Takanobu Mori , Yutaka Fukui , Tetsuo Kashimura , Yoshimi Yanai
IPC分类号： H02K9/00 , H02K9/20 , H02K33/04 , H02K55/04
CPC分类号： H02K9/20 , H02K33/04 , H02K55/04 , Y02E40/625 , Y10S505/878
摘要： An electric rotary machine (for example, a dynamoelectric machine) having a superconducting rotor is disclosed in which an outer shielding member for protecting a superconducting field winding from the influence of the magnetic flux from the stator side and for interrupting heat radiated from the normal temperature side is made of a nickel alloy containing not more than 0.3% carbon, not more than 1% silicon, not more than 2% manganese, not more than 1.5% titanium, from 2 to 8% aluminum, from 8 to 40% copper, and not less than 55% nickel for the balance by weight. The nickel alloy has a structure that a .gamma.'-phase precipitation is formed by aging in an austenitic matrix, and is non-magnetic at 20.degree. C.

5. 发明授权

US5480283A Gas turbine and gas turbine nozzle 失效
标题翻译：燃气轮机和燃气轮机喷嘴
公开(公告)号：US5480283A
公开(公告)日：1996-01-02
申请号：US246624
申请日：1994-05-20
申请人： Hiroyuki Doi , Ken Yasuda , Tetsuo Kashimura , Yutaka Fukui
发明人： Hiroyuki Doi , Ken Yasuda , Tetsuo Kashimura , Yutaka Fukui
IPC分类号： C22C19/05 , C22C19/07 , C22C30/00 , F01D5/18 , F02C6/00 , F01D1/02
CPC分类号： C22C19/07 , C22C19/055 , C22C19/056 , C22C30/00 , F01D5/186 , F01D5/187 , F02C6/00 , F05D2260/201 , F05D2260/202
摘要： A Ni-base superalloy consisting essentially of, by weight: 0.05 to 0.20% C, 20 to 25% Co, 15 to 25% Cr, 1.0 to 3.0% Al, 1.0 to 3.0% Ti, 1.0 to 3.0% Nb, 5 to 10% W, and at least 55% Ni, the combination of the [Al+Ti] and tungsten contents being determined as shown in FIG. 5. This superalloy has a high thermal-fatigue resistance, a great high-temperature strength, particularly, a great creep rupture strength, and a good weldability. The superalloy is used to form gas turbine nozzles, which are employed in a gas turbine. Using such a gas turbine, a combined power generating system is built.
摘要翻译：一种Ni基超合金，其主要由以重量计：C：0.05〜0.20％，Co：20〜25％，Cr：15〜25％，Al：1.0〜3.0％，Ti：1.0〜3.0％，Nb：1.0〜 10％W和至少55％的Ni，[Al + Ti]和钨含量的组合如图1所示确定。该超合金具有高耐热疲劳性，高温强度，特别是大的蠕变断裂强度和良好的可焊性。超级合金用于形成用于燃气轮机中的燃气轮机喷嘴。使用这种燃气轮机，构建组合发电系统。

6. 发明授权

US4642495A Electric rotary machine having superconducting rotor 失效
标题翻译：具有超导转子的旋转电机
公开(公告)号：US4642495A
公开(公告)日：1987-02-10
申请号：US726394
申请日：1985-04-23
申请人： Takanobu Mori , Yutaka Fukui , Tetsuo Kashimura , Yoshimi Yanai
发明人： Takanobu Mori , Yutaka Fukui , Tetsuo Kashimura , Yoshimi Yanai
IPC分类号： H02K9/00 , H02K9/20 , H02K33/04 , H02K55/04
CPC分类号： H02K9/20 , H02K33/04 , H02K55/04 , Y02E40/625 , Y10S505/878
摘要： An electric rotary machine (for example, a dynamoelectric machine) having a superconducting rotor is disclosed in which an outer shielding member for protecting a superconducting field winding from the influence of the magnetic flux from the stator side and for interrupting heat radiated from the normal temperature side is made of a nickel alloy containing not more than 0.3% carbon, not more than 1% silicon, not more than 2% manganese, not more than 1.5% titanium, from 2 to 8% aluminum, from 8 to 40% copper, and not less than 55% nickel for the balance by weight. The nickel alloy has a structure that a .gamma.'-phase precipitation is formed by aging in an austenitic matrix, and is non-magnetic at 20.degree. C.
摘要翻译：公开了一种具有超导转子的旋转电机（例如，电动机），其中用于保护超导磁场绕组免受来自定子侧的磁通的影响并用于中断从常温辐射的热的外屏蔽部件侧面由含有不超过0.3％碳，不超过1％硅，不超过2％锰，不超过1.5％钛，2至8％铝，8至40％铜，和不少于55重量％的镍。镍合金具有通过在奥氏体基体中老化形成γ相析出的结构，并且在20℃下是非磁性的。

7. 发明授权

US4174213A Highly ductile alloys of iron-nickel-chromium-molybdenum system for gas turbine combustor liner and filler metals 失效
标题翻译：用于燃气轮机燃烧器衬套和填充金属的铁镍铬铬钼体系的高度延性合金
公开(公告)号：US4174213A
公开(公告)日：1979-11-13
申请号：US882455
申请日：1978-03-01
申请人： Yutaka Fukui , Fumio Hataya , Tetsuo Kashimura
发明人： Yutaka Fukui , Fumio Hataya , Tetsuo Kashimura
IPC分类号： C22C19/05 , C22C38/00 , C22C19/00 , C22C28/00
CPC分类号： C22C19/053
摘要： The present alloys of iron-nickel-chromium-molybdenum system are alloys having high strength and ductility, comprising 0.03-0.2% by weight of carbon, not more than 2% by weight of silicon, not more than 2% by weight of manganese, 42-70% by weight of nickel, 15-35% by weight of chromium, 4.5-15% by weight of molybdenum, 0.05-1.0% by weight of at least one of Ti and Nb as additive elements, and 7.5-35% by weight of iron, the balance being incidental impurities, or further contain 0.1-10% by weight of at least one of tungsten and cobalt as reinforcing elements.
摘要翻译：本发明的铁 - 镍 - 铬 - 钼系合金是具有高强度和延展性的合金，包括0.03-0.2重量％的碳，不超过2重量％的硅，不超过2重量％的锰， 42-70重量％的镍，15-35重量％的铬，4.5-15重量％的钼，0.05-1.0重量％的作为添加元素的Ti和Nb中的至少一种，以及7.5-35重量％的铁，余量是杂质，或进一步含有0.1-10重量％的钨和钴中的至少一种作为增强元素。

8. 发明授权

US4080202A Cobalt base alloy 失效
标题翻译：钴基合金
公开(公告)号：US4080202A
公开(公告)日：1978-03-21
申请号：US666356
申请日：1976-03-12
申请人： Yutaka Fukui , Tetsuo Kashimura , Fumio Hataya
发明人： Yutaka Fukui , Tetsuo Kashimura , Fumio Hataya
IPC分类号： F01D9/02 , C22C19/07
CPC分类号： C22C19/07
摘要： A cobalt base alloy consisting essentially of, in weight percent, about 0.1% to about 0.5% carbon, about 0.3% to about 2.0% silicon, about 0.3% to about 2.0% manganese, about 5.0% to about 15.0% nickel, about 26.0% to about 35.0% chromium, about 3.0% to about 10.0% tungsten, about 0.003% to about 0.1% boron, about 0.01% to about 1.0% titanium, about 0.01% to about 1.0% niobium and optionally about 0.05% to about 1.0% mischmetal and the balance being essentially cobalt together with impurities and incidental elements normally associated with a cobalt base alloy, which has high strength and high ductility even at high temperatures and is especially suitable as a material to be used at high temperatures under high thermal stress, such as a material for a nozzle of a gas turbine engine.
摘要翻译：一种钴基合金，其基本上由重量百分数约0.1％至约0.5％的碳，约0.3％至约2.0％的硅，约0.3％至约2.0％的锰，约5.0％至约15.0％的镍，约26.0 约35.0％的铬，约3.0％至约10.0％的钨，约0.003％至约0.1％的硼，约0.01％至约1.0％的钛，约0.01％至约1.0％的铌和约0.05％至约1.0％％的稀土金属和余量基本上是钴，以及通常与钴基合金相关的杂质和偶然元素，其即使在高温下也具有高强度和高延展性，并且特别适合作为在高热应力下在高温下使用的材料，例如用于燃气涡轮发动机的喷嘴的材料。

9. 发明授权

US5510080A Oxide dispersion-strengthened alloy and high temperature equipment composed of the alloy 失效
标题翻译：氧化物分散强化合金和高温设备由合金组成
公开(公告)号：US5510080A
公开(公告)日：1996-04-23
申请号：US310410
申请日：1994-09-22
申请人： Kazuya Nishi , Kishio Hidaka , Tetsuo Kashimura , Shigeyoshi Nakamura , Yutaka Fukui , Shinichi Nakahara
发明人： Kazuya Nishi , Kishio Hidaka , Tetsuo Kashimura , Shigeyoshi Nakamura , Yutaka Fukui , Shinichi Nakahara
IPC分类号： F23R3/42 , C22C1/10 , C22C19/05 , C22C32/00 , F01D5/28 , F02F7/00
CPC分类号： F01D5/28 , C22C32/0026 , F02F7/0085 , F05C2201/0466 , Y02T50/672
摘要： There is provided an oxide dispersion-strengthened nickel alloy which has a hot working property, a structure stability at high temperature, improved creep characteristics at high temperature and improved heat resistant fatigue characteristics. The oxide dispersion-strengthened alloy is composed of an oxide containing one or more kinds of elements in an amount of 2 wt % or less selected from the group composed of titanium, zirconium and hafnium, chromium in an amount of 15-35 wt %, carbon in an amount of 0.01-0.4 wt % and Y.sub.2 O.sub.3 in an amount of 0.3-2.0 wt %, and the balance of substantially nickel, wherein Y.sub.2 O.sub.3 is dispersed as particles in the matrix of the nickel alloy containing one or more kinds of elements selected from the group composed of titanium, zirconium and hafnium, chromium and carbon. The elements of equipment such as the nozzle guide vane of a gas turbine, the liner and transition piece of a combustor, and the like are composed of the oxide dispersion-strengthened alloy of the present invention so that they can be used at high temperature.
摘要翻译：提供了具有热加工性，高温结构稳定性，高温下蠕变特性提高，耐热疲劳特性提高的氧化物分散强化镍合金。氧化物分散强化合金由含有选自钛，锆和铪组成的组中的2重量％以下的1种以上的元素的氧化物，15〜35重量％的铬， 0.01-0.4重量％的碳和0.3-2.0重量％的Y 2 O 3，余量基本上为镍，其中Y 2 O 3作为颗粒分散在含有选择的一种或多种元素的镍合金基质中由钛，锆和铪组成的组，铬和碳组成。燃气轮机的喷嘴引导叶片，燃烧器的衬套和过渡件等设备的元件由本发明的氧化物分散强化合金构成，从而可以在高温下使用。

10. 发明授权

US5370497A Gas turbine and gas turbine nozzle 失效
标题翻译：燃气轮机和燃气轮机喷嘴
公开(公告)号：US5370497A
公开(公告)日：1994-12-06
申请号：US965699
申请日：1992-10-23
申请人： Hiroyuki Doi , Ken Yasuda , Tetsuo Kashimura , Yutaka Fukui
发明人： Hiroyuki Doi , Ken Yasuda , Tetsuo Kashimura , Yutaka Fukui
IPC分类号： C22C19/05 , C22C19/07 , C22C30/00 , F01D5/18 , F01D9/02 , F02C6/00 , F01D1/02
CPC分类号： C22C19/056 , C22C19/055 , C22C19/07 , C22C30/00 , F01D5/186 , F01D5/187 , F02C6/00 , F05D2260/201 , F05D2260/202 , Y10S60/909
摘要： A Ni-base superalloy consisting essentially of, by weight: 0.05 to 0.20% C, 20 to 25% Co, 15 to 25% Cr, 1.0 to 3.0% Al, 1.0 to 3.0% Ti, 1.0 to 3.0% Nb, 5 to 10% W, and at least 42.5% Ni, the combination of the [Al+Ti] and tungsten contents being determined as shown in FIG. 5. This superalloy has a high thermal-fatigue resistance, a great high-temperature strength, particularly, a great creep rupture strength, and a good weldability. The superalloy is used to form gas turbine nozzles, which are employed in a gas turbine. Using such a gas turbine, a combined power generating system is built.
摘要翻译：一种Ni基超合金，其主要由以重量计：C：0.05〜0.20％，Co：20〜25％，Cr：15〜25％，Al：1.0〜3.0％，Ti：1.0〜3.0％，Nb：1.0〜 10％W和至少42.5％的Ni，[Al + Ti]和钨含量的组合如图6所示确定。该超合金具有高耐热疲劳性，高温强度，特别是大的蠕变断裂强度和良好的可焊性。超级合金用于形成用于燃气轮机中的燃气轮机喷嘴。使用这种燃气轮机，构建组合发电系统。

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