公开(公告)号：US20190352768A1

公开(公告)日：2019-11-21

申请号：US16527250

申请日：2019-07-31

Applicant: United Technologies Corporation

Inventor： Brian T. Hazel ,  Michael J. Maloney ,  James W. Neal ,  David A. Litton

IPC: C23C14/30 ,  C23C14/24 ,  C23C14/22 ,  C23C14/50

Abstract: A deposition apparatus (20) comprising: a chamber (22); a process gas source (62) coupled to the chamber; a vacuum pump (52) coupled to the chamber; at least two electron guns (26); one or more power supplies (30) coupled to the electron guns; a plurality of crucibles (32,33,34) positioned or positionable in an operative position within a field of view of at least one said electron gun; and a part holder (170) having at least one operative position for holding parts spaced above the crucibles by a standoff height H. The standoff height H is adjustable in a range including at least 22 inches.

公开(公告)号：US10450645B2

公开(公告)日：2019-10-22

申请号：US15712696

申请日：2017-09-22

Applicant: United Technologies Corporation

Inventor： James W. Neal ,  David A. Litton ,  Russell A. Beers ,  Benjamin Joseph Zimmerman ,  Michael J. Maloney

IPC: C23C14/04 ,  C23C14/30

Abstract: A coating system for coating a part (10), such as a turbine blade or vane, has a mask (14) positioned adjacent to a first portion (16) of the part (10) to be coated and a mechanism (30) for moving the mask (14) relative to the part (10). The mechanism (30) may be a gear mechanism or a magnetic mechanism.

公开(公告)号：US20180237910A1

公开(公告)日：2018-08-23

申请号：US15962173

申请日：2018-04-25

Applicant: United Technologies Corporation

Inventor： David A. Litton ,  Peter F. Gero ,  Kevin W. Schlichting

IPC: C23C16/455 ,  F02C7/24 ,  C23C4/134 ,  F01D9/02 ,  F23R3/28 ,  F01D5/28 ,  C23C14/30 ,  F01D11/08 ,  F23R3/00 ,  C23C16/46 ,  C23C14/56 ,  C23C14/50 ,  C23C14/08

CPC classification number: C23C16/45525 ,  C23C4/134 ,  C23C14/083 ,  C23C14/30 ,  C23C14/505 ,  C23C14/568 ,  C23C16/46 ,  F01D5/288 ,  F01D9/02 ,  F01D11/08 ,  F02C7/24 ,  F05D2220/32 ,  F05D2230/31 ,  F05D2230/90 ,  F05D2240/35 ,  F05D2300/175 ,  F23R3/002 ,  F23R3/28

Abstract: An apparatus for depositing a coating on a part comprises: a chamber; a source of the coating material, positioned to communicate the coating material to the part in the chamber; a plurality of thermal hoods; and means for moving a hood of the plurality of thermal hoods from an operative position and replacing the hood with another hood of the plurality of hoods.

公开(公告)号：US20160362796A1

公开(公告)日：2016-12-15

申请号：US15249955

申请日：2016-08-29

Applicant: United Technologies Corporation

Inventor： David A. Litton ,  Brian S. Tryon

IPC: C23C28/00 ,  C23C14/08 ,  C23C14/02 ,  C23C14/30 ,  C23C28/04 ,  C23C14/24 ,  C23C14/54

CPC classification number: C23C28/347 ,  C23C14/025 ,  C23C14/08 ,  C23C14/083 ,  C23C14/243 ,  C23C14/30 ,  C23C14/542 ,  C23C28/042 ,  C23C28/321 ,  C23C28/3215 ,  C23C28/345 ,  C23C28/3455 ,  F01D5/288 ,  F01D25/005 ,  F05D2220/32 ,  Y10T428/24975

Abstract: The thermal barrier coating system comprises a matrix of a first chemistry with multiple embedded second phases of a second chemistry. The matrix comprises a stabilized zirconia. The second regions comprise at least 40 mole percent of oxides having the formula Ln2O3, where Ln is selected from the lanthanides La through Lu, Y, Sc, In, Ca, and Mg with the balance zirconia (ZrO2), hafnia (HfO2), titania (TiO2), or mixtures thereof. The second phases have a characteristic thickness (T6) of less than 2.0 micrometers (μm). The spacing between second phases has a characteristic thickness (T5) of less than 8.0 micrometers (μm).

Abstract translation: 热障涂层系统包括具有第二化学物质的多个嵌入的第二相的第一化学物质的基质。 该基质包括稳定的氧化锆。 第二区域包含至少40摩尔％的具有式Ln 2 O 3的氧化物，其中Ln选自镧系元素La至Lu，Y，Sc，In，Ca和Mg，余量为氧化锆（ZrO 2），铪（HfO 2）， 二氧化钛（TiO 2）或其混合物。 第二相具有小于2.0微米（μm）的特征厚度（T6）。 第二相间的间隔具有小于8.0微米（μm）的特征厚度（T5）。

公开(公告)号：US20160115584A1

公开(公告)日：2016-04-28

申请号：US14920081

申请日：2015-10-22

Applicant: UNITED TECHNOLOGIES CORPORATION

Inventor： James W. Neal ,  Brian T. Hazel ,  David A. Litton ,  Eric Jorzik

IPC: C23C14/30 ,  C23C14/54

Abstract: A system for depositing coating on a workpiece includes a deposition chamber within which is formed a vortex to at least partially surround a workpiece therein.

Abstract translation: 用于在工件上沉积涂层的系统包括沉积室，在其内形成有至少部分地围绕其中的工件的涡流。

公开(公告)号：US11866816B2

公开(公告)日：2024-01-09

申请号：US16355893

申请日：2019-03-18

Applicant: United Technologies Corporation

Inventor： Joseph A. DePalma ,  Mladen F. Trubelja ,  David A. Litton ,  Dmitri L. Novikov ,  Sergei F. Burlatsky

IPC: C23C14/30 ,  C23C14/22 ,  C23C14/08 ,  C23C14/24 ,  C23C14/02

CPC classification number: C23C14/228 ,  C23C14/02 ,  C23C14/083 ,  C23C14/24 ,  C23C14/243 ,  C23C14/30

Abstract: An apparatus for use in a coating process includes a chamber, a crucible configured to hold a coating material in the chamber, an energy source operable to heat the interior of the chamber, a coating envelope situated with respect to the crucible, and at least one gas manifold located near the coating envelope. The at least one gas manifold is configured to provide a gas screen between the coating envelope and the crucible.

公开(公告)号：US20190202741A1

公开(公告)日：2019-07-04

申请号：US16298204

申请日：2019-03-11

Applicant: United Technologies Corporation

Inventor： Mario P. Bochiechio ,  David A. Litton ,  Michael J. Maloney

IPC: C04B35/488 ,  F01D5/28 ,  C04B35/50 ,  C23C16/44 ,  C23C4/134 ,  C04B41/52 ,  C04B41/50 ,  C04B41/00 ,  C04B41/89 ,  C04B41/87 ,  C23C14/22 ,  C23C28/04 ,  C23C28/00

CPC classification number: C04B35/4885 ,  C04B35/50 ,  C04B41/009 ,  C04B41/5042 ,  C04B41/52 ,  C04B41/87 ,  C04B41/89 ,  C04B2235/3224 ,  C23C4/134 ,  C23C14/22 ,  C23C16/44 ,  C23C28/042 ,  C23C28/32 ,  C23C28/321 ,  C23C28/3215 ,  C23C28/3455 ,  F01D5/284 ,  F01D5/288 ,  F05D2300/21 ,  C04B35/00 ,  C04B35/80 ,  C04B41/5031 ,  C04B41/5045 ,  C04B41/51

Abstract: A thermal barrier coating for a turbine engine component contains neodymia, optionally alumina, and zirconia. The thermal barrier coating has resistance to CMAS attack and a low thermal conductivity.

公开(公告)号：US20190040525A1

公开(公告)日：2019-02-07

申请号：US16157219

申请日：2018-10-11

Applicant: United Technologies Corporation

Inventor： Mladen F. Trubelja ,  David A. Litton ,  Joseph A. DePalma ,  James W. Neal ,  Michael Maloney ,  Russell A. Beers ,  Brian T. Hazel ,  Glenn A. Cotnoir

IPC: C23C14/54 ,  C23C14/24 ,  F01D9/04 ,  F01D15/10 ,  C23C14/50 ,  C23C14/30 ,  C23C14/08

Abstract: An apparatus for use in a physical vapor deposition coating process includes a chamber, a crucible configured to hold a ceramic coating material in the chamber, an energy source operable to heat the interior of the chamber, a fixture for holding at least one substrate in the chamber, an actuator operable to rotate the fixture, and a controller configured to establish a plume of the ceramic coating material in the chamber to deposit the ceramic coating material from the plume onto the at least one substrate and form a ceramic coating thereon, and during the deposition, rotate the at least one substrate at a rotational speed selected with respect to deposition rate of the ceramic coating material onto the at least one substrate.

公开(公告)号：US20180282853A1

公开(公告)日：2018-10-04

申请号：US15996929

申请日：2018-06-04

Applicant: United Technologies Corporation

Inventor： Brian T. Hazel ,  David A. Litton ,  Michael J. Maloney

IPC: C23C4/134 ,  C23C28/04 ,  C23C4/11

Abstract: A thermal barrier coating is applied to a turbine engine component having a substrate. The thermal barrier coating has a first layer which has a strain tolerant columnar microstructure at an interface with the substrate for spallation resistance and a second layer which is porous conduction and radiation thermally resistant at an outer surface of the thermal barrier coating.

公开(公告)号：US20170144181A1

公开(公告)日：2017-05-25

申请号：US15006900

申请日：2016-01-26

Applicant: United Technologies Corporation

Inventor： James W. Neal ,  Kevin W. Schlichting ,  Brian T. Hazel ,  David A. Litton ,  Eric Jorzik ,  Michael J. Maloney

IPC: B05B15/06

CPC classification number: B05B15/62 ,  C23C14/24 ,  C23C14/243 ,  C23C14/505

Abstract: An embodiment of an apparatus includes a first crucible in communication with a deposition chamber, an energy source, and a workpiece fixture. The first crucible includes a plurality of walls defining an upper recess and a first lower recess, at least the upper recess open to an interior of the deposition chamber. The energy source is configured to selectively apply and direct energy within the deposition chamber, including toward the first crucible. The workpiece fixture includes tooling and a plurality of workpiece holders configured to retain at least one workpiece selectively within the deposition chamber. The tooling includes at least one wall separating at least a first of the plurality of workpiece holders from a second of the plurality of workpiece holders.