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公开(公告)号：US20210221093A1
公开(公告)日：2021-07-22
申请号：US17197266
申请日：2021-03-10
Applicant: GENERAL ELECTRIC COMPANY
Inventor： Ibrahim UCOK , Yan CUI , Srikanth Chandrudu KOTTILINGAM , Surinder Singh PABLA
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：US20160115797A1
公开(公告)日：2016-04-28
申请号：US14524381
申请日：2014-10-27
Applicant: GENERAL ELECTRIC COMPANY
Inventor： Eklavya CALLA , Krishnamurthy ANAND , Surinder Singh PABLA
CPC classification number: F01D5/288 , B32B15/01 , B32B15/013 , C22C19/07 , C22C38/00 , C23C4/02 , C23C4/067 , C23C4/18 , C23C24/04 , F05D2300/132
Abstract: A coated article and a method for producing a coating are disclosed. The method for producing a coating includes providing an iron-based alloy substrate, and depositing a protective coating over a surface of the iron-based alloy substrate. The protective coating includes a cobalt-chromium-based coating material having at least one anodic element distributed therein. The at least one anodic element being anodic to the iron-based alloy substrate. Another method for producing a coating includes providing an iron-based alloy substrate, depositing an underlayer including at least one anodic element over a surface of the iron-based alloy substrate, and depositing a top coat including a cobalt-chromium-based coating material over the underlayer. The at least one anodic element being anodic to the iron-based alloy substrate. The coated article includes a protective coating having at least one anodic element distributed therein deposited over a surface of an iron-based alloy substrate.
Abstract translation: 公开了涂覆制品和涂层的制造方法。 制造涂层的方法包括提供铁基合金基材，并在铁基合金基材的表面上沉积保护涂层。 保护涂层包括其中分布有至少一个阳极元素的钴铬基涂层材料。 所述至少一个阳极元件对于所述铁基合金基底是阳极的。 制造涂层的另一种方法包括提供铁基合金基材，在铁基合金基材的表面上沉积包括至少一个阳极元素的底层，以及沉积包含钴 - 铬基涂层材料的顶涂层 底层。 所述至少一个阳极元件对于所述铁基合金基底是阳极的。 涂覆制品包括其中分布有至少一个阳极元件的保护涂层，其沉积在铁基合金基底的表面上。
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公开(公告)号：US20180258791A1
公开(公告)日：2018-09-13
申请号：US15455634
申请日：2017-03-10
Applicant: GENERAL ELECTRIC COMPANY
Inventor： Srikanth Chandrudu KOTTILINGAM , Brian Lee TOLLISON , David Edward SCHICK , Yan CUI , Surinder Singh PABLA , Jon Conrad SCHAEFFER
CPC classification number: F01D25/12 , C23C4/04 , C23C4/12 , F01D5/288 , F01D25/005 , F05D2220/32 , F05D2230/90 , F05D2240/15 , F05D2260/232 , F05D2260/36 , F05D2300/6033 , F05D2300/611 , F23M2900/05004 , F23R3/002 , F23R3/007 , F23R2900/00018
Abstract: A component having a hybrid coating system is provided. The component includes a substrate having a surface and a hybrid coating system including a sheet disposed on the surface and a skin. The sheet includes a plurality of interlocking members. The skin includes a plurality of features corresponding to the interlocking members. The skin is engaged to the sheet in an interlocking manner via the interlocking members and the features. A method for forming a component with a hybrid coating system is also disclosed.
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公开(公告)号：US20170252875A1
公开(公告)日：2017-09-07
申请号：US15058342
申请日：2016-03-02
Applicant: GENERAL ELECTRIC COMPANY
Inventor： Dheepa SRINIVASAN , Dayananda NARAYANA , Surinder Singh PABLA , Srikanth Chandrudu KOTTILINGAM
CPC classification number: B23K35/304 , B23K1/0018 , B23K1/19 , B23K35/025 , B23K35/3046 , B23K2101/001 , B23K2103/26 , C22C19/05 , C22C19/058 , C22C19/07 , C22C30/00 , C23C28/00 , F01D5/005 , F01D5/20 , F01D5/288 , F05D2230/237 , F05D2230/31
Abstract: A braze composition, brazing process, and brazed article are disclosed. The braze composition includes a MCrAlY alloy at a concentration, by weight, of between 50% and 70%, where M is selected from the group consisting of nickel, cobalt, iron, alloys thereof, and combinations thereof, and a nickel-based alloy at a concentration, by weight, of between 30% and 50%. The brazing process includes forming a braze paste, brazing the braze paste to a portion of a component, and shaping the braze paste to form a brazed article. The brazed article includes a component and a braze composition brazed to the component, the braze composition including a MCrAlY alloy at a concentration, by weight, of between 50% and 70%, where M is selected from the group consisting of nickel, cobalt, iron, alloys thereof, and combinations thereof, and a nickel-based alloy at a concentration, by weight, of between 30% and 50%.
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公开(公告)号：US20150308275A1
公开(公告)日：2015-10-29
申请号：US14264170
申请日：2014-04-29
Applicant: GENERAL ELECTRIC COMPANY
Inventor： Surinder Singh PABLA , Krishnamurthy ANAND , Prajina BHATTACHARYA , Bala Srinivasan PARTHASARATHY , Arun KUMAR
Abstract: A coating method and a coated article are disclosed. Forming a coating includes providing a substrate having a substrate surface, forming on the substrate surface at least one bond coating layer defining a bond coating surface, and forming on the bond coating surface at least one oxide coating layer defining an oxide coating surface. A coated article includes a substrate having the coating formed thereupon. The oxide coating layer is more resistive to increasing the oxide coating surface roughness (Ra) than either the bond coating layer is resistive to increasing the bond coating surface roughness (Ra) or the substrate is resistive to increasing the substrate surface roughness (Ra).
Abstract translation: 公开了涂布方法和涂布制品。 形成涂层包括提供具有基底表面的基底，在基底表面上形成限定结合涂层表面的至少一个粘合涂层，以及在粘结涂层表面上形成限定氧化物涂层表面的至少一个氧化物涂层。 涂布制品包括其上形成有涂层的基材。 氧化物涂层比增加结合涂层表面粗糙度（Ra）的粘结涂层的阻力要大于增加氧化物涂层表面粗糙度（Ra），或者衬底阻碍增加衬底表面粗糙度（Ra）。
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Patent Agency Ranking
公开(公告)号：US20170114307A1
公开(公告)日：2017-04-27
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
CPC classification number: C11D11/0041 , B08B3/02 , B08B3/04 , B08B3/102 , B08B17/025 , C11D3/044 , C11D3/18 , C11D3/3427 , C11D3/3749 , C11D7/34 , C11D7/5027 , F01D25/002
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：US20160215630A1
公开(公告)日：2016-07-28
申请号：US13941673
申请日：2013-07-15
Applicant: General Electric Company
Inventor： Kalaga Murali KRISHNA , Padmaja PARAKALA , Surinder Singh PABLA
CPC classification number: F01D5/288 , C08K3/26 , C08K3/30 , C08K3/34 , C08K3/346 , C08K2003/265 , C08K2003/3045 , C09D5/08 , C09D5/106 , C09D7/61 , C09D163/00 , C09D163/04
Abstract: A coating, a coated turbine component, and a coating process are disclosed. The coating includes an epoxy-polyamide structure formed from a coating composition comprising a phenolic resin and a curing agent, the phenolic resin comprising a bisphenol F constituent and an epichlorohydrin constituent. The coating composition is solvent-free or substantially solvent-free. The cured coating is cross-linked from curing below 120° C., from curing using infrared-microwave radiation, or a combination thereof. The coated turbine component includes a surface and the coating. The coating process includes applying the coating and curing the coating.
Abstract translation: 公开了一种涂层，涂覆的涡轮机部件和涂覆方法。 涂层包括由包含酚醛树脂和固化剂的涂料组合物形成的环氧 - 聚酰胺结构，酚醛树脂包含双酚F组分和表氯醇组分。 涂料组合物是无溶剂的或基本上无溶剂的。 固化的涂层在120℃以下固化，使用红外 - 微波辐射固化或其组合进行交联。 涂覆的涡轮机部件包括表面和涂层。 涂覆方法包括涂覆涂层并固化涂层。
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公开(公告)号：US20150247413A1
公开(公告)日：2015-09-03
申请号：US14193241
申请日：2014-02-28
Applicant: GENERAL ELECTRIC COMPANY
Inventor： Surinder Singh PABLA , Krishnamurthy ANAND , Murali Krishna KALAGA , Padmaja PARAKALA , Bala Srinivasan PARTHASARATHY
Abstract: A coated article and a method for producing a coating are disclosed. Producing the coating includes providing a substrate defining a substrate surface having a substrate erosion resistance and applying a matrix and ceramic particles to the substrate surface. The matrix includes an anodic material having an anodic erosion resistance. The ceramic particles include a first ceramic having a first ceramic erosion resistance and a second ceramic having a second ceramic erosion resistance. The first ceramic erosion resistance is greater than the second ceramic erosion resistance, greater than the anodic erosion resistance, and greater than the substrate erosion resistance. The second ceramic interacts inchoately with the anodic material during the applying to form modified ceramic particles and modified anodic material formations. The modified ceramic particles are capable of forming a passive oxide film. The coated article includes the substrate and the coating on the substrate surface.
Abstract translation: 公开了涂覆制品和涂层的制造方法。 制造涂层包括提供限定具有基材耐蚀性的基材表面的基材，并将基质和陶瓷颗粒施加到基材表面。 该基质包括具有阳极侵蚀性的阳极材料。 陶瓷颗粒包括具有第一耐陶瓷侵蚀性的第一陶瓷和具有第二耐陶瓷侵蚀性的第二陶瓷。 第一陶瓷耐冲蚀性大于第二陶瓷耐冲蚀性，大于耐阳极侵蚀性，并大于基材耐腐蚀性。 第二陶瓷在施加期间与阳极材料相互作用以形成改性的陶瓷颗粒和改性的阳极材料结构。 改性陶瓷颗粒能够形成被动氧化膜。 涂覆制品包括基材和基材表面上的涂层。
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9.发明申请公开(公告)号：US20140272467A1
公开(公告)日：2014-09-18
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.
Abstract translation: 公开了一种形成钙 - 镁 - 硅铝酸盐（CMAS）渗透性涂层和CMAS渗透涂层的方法。 该方法包括提供具有掺杂剂的热障涂层，并将热障涂层暴露于钙 - 镁 - 硅铝酸盐和燃气轮机的操作条件。 暴露形成钙镁镁硅酸盐防渗层。 该涂层包括一种热障涂层组合物，其包含选自稀土元素，非稀土元素溶质及其组合的掺杂剂。 附加或替代地，涂层包括热障涂层和定位在热障涂层的外表面上的不可渗透阻挡层或可洗涤的牺牲层。
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公开(公告)号：US20180243830A1
公开(公告)日：2018-08-30
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
CPC classification number: B22F7/08 , B22F3/008 , B22F2998/10 , B29C64/165 , B29K2105/16 , B29K2505/00 , B29L2031/7504 , B33Y10/00 , B33Y80/00 , F01D11/127 , F05D2240/55 , F05D2250/132 , F05D2250/283 , F05D2250/38 , F05D2300/171 , F05D2300/174 , F05D2300/175 , B22F3/1021
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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