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公开(公告)号：US20150080282A1
公开(公告)日：2015-03-19
申请号：US14028756
申请日：2013-09-17
Applicant: General Electric Company
Inventor： Kalaga Murali Krishna , Rebika Mayanglambam Devi , Padmaja Parakala , Surinder Singh Pabla
IPC: C11D3/00
CPC classification number: C11D3/0073 , C11D1/002 , C11D1/008 , C11D1/146 , C11D1/22 , C11D1/83 , C11D1/8305 , C11D3/162 , C11D3/2082 , C11D3/3409 , C11D3/362 , C11D3/3715 , C11D3/3749 , C11D3/3765 , C11D3/378 , C11D11/0041
Abstract: Cleansing washes for compressor sections of turbines include one or more surfactants, one or more corrosion inhibiting dispersants, and one or more balance materials selected from a group consisting of water and solvents. The one or more surfactants and the one or more corrosion inhibiting dispersants combine to comprise from about 1 weight percent to about 20 weight percent, as actives, of the cleansing wash.
Abstract translation: 涡轮压缩机部分的清洁洗涤包括一种或多种表面活性剂，一种或多种腐蚀抑制分散剂和一种或多种选自水和溶剂的平衡材料。 一种或多种表面活性剂和一种或多种腐蚀抑制分散剂组合成包含作为清洁洗涤物的活性物质的约1重量％至约20重量％。
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公开(公告)号：US20150004362A1
公开(公告)日：2015-01-01
申请号：US13932239
申请日：2013-07-01
Applicant: General Electric Company
Inventor： Kalaga Murali Krishna , Padmaja Parakala , Surinder Singh Pabla , Krishnamurthy Anand
IPC: C23C28/00
CPC classification number: C23C28/42 , C23C28/046 , F01D5/288 , F05D2250/62 , F05D2300/224 , F05D2300/506 , Y10T428/24355
Abstract: Multilayered coatings include an adhesion base layer that can adhere to a metal substrate, and a top surface layer that has a surface roughness of less than or equal to about Ra 0.0254 μm, wherein at least one of the layers comprises a diamond-like carbon.
Abstract translation: 多层涂层包括可粘附到金属基底上的粘附基层和具有小于或等于约Ra0.0254μm的表面粗糙度的顶表面层，其中至少一个层包含类金刚石碳。
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公开(公告)号：US11865622B2
公开(公告)日：2024-01-09
申请号：US17461246
申请日：2021-08-30
Applicant: General Electric Company
Inventor： Surinder Singh Pabla , Srikanth C. Kottilingam , David Vincent Bucci , Biju Dasan
CPC classification number: B22F7/08 , B23K1/0018 , B22F2301/05 , B22F2302/253
Abstract: A method includes applying a material coating to a surface of a machine component, wherein the material coating is formed from a combination of a hardfacing material, aluminum-containing particles, and a braze material. The method also includes thermally treating the material coating at a temperature to generate an oxide layer comprising aluminum from the aluminum-containing particles, wherein the oxide layer is configured to reduce oxidation of the hardfacing material, and the braze material is configured to facilitate binding between the material coating and the surface of the machine component.
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公开(公告)号：US20230242457A1
公开(公告)日：2023-08-03
申请号：US17650483
申请日：2022-02-09
Applicant: General Electric Company
Inventor： Mohandas Nayak , Sundeep Kumar , Surinder Singh Pabla
CPC classification number: C04B41/5045 , C04B35/50 , C04B41/87 , C04B41/4539 , C04B2235/3224 , C04B2235/3248
Abstract: A composition comprising a rare earth solid solution, at least one of HfO2 and CaZrO3/MgZrO3; and balance ZrO2. The rare earth solid solution may include Gd2O3 and Lu2O3. In another example, the rare earth solid solution may include Gd2O3, Lu2O3, and at least one of Yb2O3 and Sm2O3.
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公开(公告)号：US20220112815A1
公开(公告)日：2022-04-14
申请号：US17069061
申请日：2020-10-13
Applicant: General Electric Company
Inventor： Surinder Singh Pabla , Srikanth Chandrudu Kottilingam
Abstract: An abradable seal structure for a gas turbine is formed using binder jetting. The structure may include a first plurality of adjoining cells and a second plurality of adjoining cells. The first plurality of adjoining cells has at least one of a different size, shape, wall thickness, and configuration of adjoining cells than the second plurality of adjoining cells. The abradable seal structure may also have varying porosity across an area thereof.
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Patent Agency Ranking
公开(公告)号：US10975719B2
公开(公告)日：2021-04-13
申请号：US15398972
申请日：2017-01-05
Applicant: GENERAL ELECTRIC COMPANY
Inventor： Ibrahim Ucok , Yan Cui , Srikanth Chandrudu Kottilingam , Surinder Singh Pabla
IPC: F01D25/00 , B33Y10/00 , B33Y40/00 , B33Y80/00 , C23C4/134 , C23C4/08 , C23C14/28 , C23C14/16 , C23C16/44 , C23C16/06 , C23C18/16 , C23C18/32 , B22F3/24 , B22F5/00 , B22F5/04 , B23K15/00 , B23K26/342 , B23K26/70 , B23K26/00 , C22C19/07 , C22C19/05 , C22C38/52 , C22C38/50 , C22C38/44 , C22C38/42 , C22C38/48 , C22C38/06 , C22C38/04 , C22C38/02 , C22C38/00 , C22C30/02 , F01D5/28 , F01D25/24 , C22C38/10 , C22C38/08 , B22F3/15 , B22F10/20 , B23K101/00
Abstract: A process includes forming a printed article having an external surface and at least one microfeature with an internal surface by additive manufacture, coating the external surface and the internal surface of the printed article with a metallic microlayer to form a coated article, and densifying the coated article to form a component. After formation, the printed article has a porosity such that the printed article is not at full density. A densified component includes a printed article having an external surface and at least one microfeature with an internal surface and a metallic microlayer coating the external surface and the internal surface of the printed article. The printed article is formed by additive manufacture.
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公开(公告)号：US10369630B2
公开(公告)日：2019-08-06
申请号：US15442184
申请日：2017-02-24
Applicant: GENERAL ELECTRIC COMPANY
Inventor： Srikanth Chandrudu Kottilingam , Brian Lee Tollison , Yan Cui , Surinder Singh Pabla
IPC: B22F7/08 , B33Y80/00 , B33Y10/00 , B22F3/00 , F01D11/12 , B29C64/165 , B29K105/16 , B29L31/00 , B29K505/00
Abstract: A polyhedral-sealed article is disclosed including an article having a surface and a polyhedral seal layer disposed on the surface. The polyhedral seal layer includes a polyhedral structure having a plurality of polyhedral units. The polyhedral seal layer further includes at least one of a composition including an HTW composition, a heterogeneous pattern of the polyhedral structure, an orientation of the polyhedral structure extending from the surface at non-orthogonal angle, and at least one polyhedral unit conformation other than a hexagonal prism. A method for forming the polyhedral-sealed article is disclosed including forming a polyhedral seal layer by binder jet additive manufacturing and disposing the polyhedral seal layer on a surface of an article.
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公开(公告)号：US10179893B2
公开(公告)日：2019-01-15
申请号：US15397396
申请日：2017-01-03
Applicant: GENERAL ELECTRIC COMPANY
Inventor： Sanji Ekanayake , Surinder Singh Pabla , Murali Krishna Kalaga , Alston Ilford Scipio , Ishmael Dean El
IPC: C11D7/50 , C11D11/00 , F01D25/00 , C11D3/37 , B08B3/04 , B08B3/10 , C11D7/34 , C11D3/04 , C11D3/18 , C11D3/34 , B08B3/02 , B08B17/02
Abstract: A cleaning method and a cleaning fluid are provided. The cleaning method includes accessing a plurality of turbine components attached to a turbine assembly, the turbine assembly being a portion of a turbomachine, positioning at least one cleaning vessel over at least one of the turbine components, forming a liquid seal with a sealing bladder, providing a cleaning fluid to the cleaning vessel, and draining the cleaning fluid from the cleaning vessel. The cleaning fluid includes a carrier fluid and a solvent additive for removing fouling material from the turbine component. An alternative cleaning method is also provided.
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公开(公告)号：US09995169B2
公开(公告)日：2018-06-12
申请号：US13801547
申请日：2013-03-13
Applicant: GENERAL ELECTRIC COMPANY
Inventor： Jon Conrad Schaeffer , Surinder Singh Pabla , Paul Stephen Dimascio , Krishnamurthy Anand , Joshua Lee Margolies , Padmaja Parakala
CPC classification number: F01D25/08 , C23C28/042 , F01D5/288 , F01D25/005
Abstract: A process of forming a calcium-magnesium-aluminosilicate (CMAS) penetration resistant coating, and a CMAS penetration resistant coating are disclosed. The process includes providing a thermal barrier coating having a dopant, and exposing the thermal barrier coating to calcium-magnesium-aluminosilicate and gas turbine operating conditions. The exposing forming a calcium-magnesium-aluminosilicate penetration resistant layer. The coating includes a thermal barrier coating composition comprising a dopant selected from the group consisting of rare earth elements, non-rare earth element solutes, and combinations thereof. Additional or alternatively, the coating includes a thermal barrier coating and an impermeable barrier layer or a washable sacrificial layer positioned on an outer surface of the thermal barrier coating.
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公开(公告)号：US09909428B2
公开(公告)日：2018-03-06
申请号：US14090871
申请日：2013-11-26
Applicant: General Electric Company
IPC: F01D5/14 , F01D5/20 , B23K35/32 , F01D5/28 , F01D11/12 , B23K26/342 , B23K26/0622 , C23C28/00 , B22F3/105 , B22F5/04 , B29C64/153 , B23K101/00 , B23K103/08 , B23K101/34 , B23K103/16 , B23K103/18 , C22C32/00
CPC classification number: F01D5/20 , B22F3/1055 , B22F5/04 , B23K26/0622 , B23K26/342 , B23K35/327 , B23K2101/001 , B23K2101/34 , B23K2103/08 , B23K2103/16 , B23K2103/26 , B29C64/153 , C22C32/0047 , C22C32/0057 , C23C28/30 , F01D5/28 , F01D5/288 , F01D11/12 , F05D2300/175 , F05D2300/226 , F05D2300/2282 , F05D2300/506 , Y02P10/295 , Y10T29/49337
Abstract: Turbine buckets include a pressure side, a suction side opposite the pressure side, and a bucket squealer tip attached to the pressure side and the suction side. The bucket squealer tip includes a plurality of high hot hardness shroud-cutting deposits deposited on its exterior surface that have a hardness of at least about 1100 kg mm−2 and a melting temperature of at least about 1500° C.
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