SG10201507289YA - Method Of Blade Tip Repair - Google Patents
Method Of Blade Tip RepairInfo
- Publication number
- SG10201507289YA SG10201507289YA SG10201507289YA SG10201507289YA SG10201507289YA SG 10201507289Y A SG10201507289Y A SG 10201507289YA SG 10201507289Y A SG10201507289Y A SG 10201507289YA SG 10201507289Y A SG10201507289Y A SG 10201507289YA SG 10201507289Y A SG10201507289Y A SG 10201507289YA
- Authority
- SG
- Singapore
- Prior art keywords
- blade tip
- tip repair
- repair
- blade
- tip
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/005—Repairing methods or devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K15/00—Electron-beam welding or cutting
- B23K15/0046—Welding
- B23K15/0053—Seam welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/062—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam
- B23K26/0626—Energy control of the laser beam
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
- B23K26/24—Seam welding
- B23K26/28—Seam welding of curved planar seams
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/34—Laser welding for purposes other than joining
- B23K26/342—Build-up welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P6/00—Restoring or reconditioning objects
- B23P6/002—Repairing turbine components, e.g. moving or stationary blades, rotors
- B23P6/005—Repairing turbine components, e.g. moving or stationary blades, rotors using only replacement pieces of a particular form
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
- F01D5/186—Film cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
- F01D5/286—Particular treatment of blades, e.g. to increase durability or resistance against corrosion or erosion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
- F01D5/288—Protective coatings for blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/001—Turbines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/18—Dissimilar materials
- B23K2103/26—Alloys of Nickel and Cobalt and Chromium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y10/00—Processes of additive manufacturing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2220/00—Application
- F05D2220/30—Application in turbines
- F05D2220/32—Application in turbines in gas turbines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2230/00—Manufacture
- F05D2230/10—Manufacture by removing material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2230/00—Manufacture
- F05D2230/20—Manufacture essentially without removing material
- F05D2230/23—Manufacture essentially without removing material by permanently joining parts together
- F05D2230/232—Manufacture essentially without removing material by permanently joining parts together by welding
- F05D2230/234—Laser welding
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2230/00—Manufacture
- F05D2230/80—Repairing, retrofitting or upgrading methods
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2230/00—Manufacture
- F05D2230/90—Coating; Surface treatment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/20—Rotors
- F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
- F05D2240/307—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the tip of a rotor blade
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2250/00—Geometry
- F05D2250/60—Structure; Surface texture
- F05D2250/63—Structure; Surface texture coarse
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/20—Heat transfer, e.g. cooling
- F05D2260/202—Heat transfer, e.g. cooling by film cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2300/00—Materials; Properties thereof
- F05D2300/10—Metals, alloys or intermetallic compounds
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Laser Beam Processing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201462048005P | 2014-09-09 | 2014-09-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
SG10201507289YA true SG10201507289YA (en) | 2016-04-28 |
Family
ID=53879431
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG10201507289YA SG10201507289YA (en) | 2014-09-09 | 2015-09-09 | Method Of Blade Tip Repair |
Country Status (3)
Country | Link |
---|---|
US (1) | US20160069184A1 (en) |
EP (1) | EP2995410A1 (en) |
SG (1) | SG10201507289YA (en) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10487660B2 (en) * | 2016-12-19 | 2019-11-26 | General Electric Company | Additively manufactured blade extension with internal features |
US10519781B2 (en) | 2017-01-12 | 2019-12-31 | United Technologies Corporation | Airfoil turn caps in gas turbine engines |
US11167454B2 (en) | 2017-01-13 | 2021-11-09 | General Electric Company | Method and apparatus for continuously refreshing a recoater blade for additive manufacturing |
US10465528B2 (en) | 2017-02-07 | 2019-11-05 | United Technologies Corporation | Airfoil turn caps in gas turbine engines |
US10174414B2 (en) * | 2017-02-16 | 2019-01-08 | General Electric Company | Manufactured article and method |
US10717130B2 (en) | 2017-02-22 | 2020-07-21 | General Electric Company | Method of manufacturing turbine airfoil and tip component thereof |
US11154956B2 (en) * | 2017-02-22 | 2021-10-26 | General Electric Company | Method of repairing turbine component using ultra-thin plate |
US10625342B2 (en) | 2017-02-22 | 2020-04-21 | General Electric Company | Method of repairing turbine component |
US10610933B2 (en) | 2017-02-22 | 2020-04-07 | General Electric Company | Method of manufacturing turbine airfoil with open tip casting and tip component thereof |
US20180238173A1 (en) * | 2017-02-22 | 2018-08-23 | General Electric Company | Method of manufacturing turbine airfoil and tip component thereof |
US10702958B2 (en) | 2017-02-22 | 2020-07-07 | General Electric Company | Method of manufacturing turbine airfoil and tip component thereof using ceramic core with witness feature |
US10480329B2 (en) * | 2017-04-25 | 2019-11-19 | United Technologies Corporation | Airfoil turn caps in gas turbine engines |
US10830064B2 (en) * | 2017-06-12 | 2020-11-10 | Raytheon Technologies Corporation | Hollow titanium airfoil with titanium coating |
EP3431211B1 (en) | 2017-07-20 | 2022-03-16 | General Electric Company | Method for manufacturing a hybrid article |
CN108907491B (en) * | 2018-06-20 | 2021-04-06 | 安徽电力股份有限公司淮南田家庵发电厂 | Turbine unit blade welding structure and machining method thereof |
US10927685B2 (en) | 2018-07-19 | 2021-02-23 | Raytheon Technologies Corporation | Coating to improve oxidation and corrosion resistance of abrasive tip system |
US11028721B2 (en) * | 2018-07-19 | 2021-06-08 | Ratheon Technologies Corporation | Coating to improve oxidation and corrosion resistance of abrasive tip system |
US11073028B2 (en) | 2018-07-19 | 2021-07-27 | Raytheon Technologies Corporation | Turbine abrasive blade tips with improved resistance to oxidation |
FR3085872B1 (en) | 2018-09-17 | 2020-09-04 | Safran Aircraft Engines | PROCESS FOR EXTRACTING A FOREIGN BODY NECKED IN A HIGH PRESSURE DISTRIBUTOR BLADE |
US10920607B2 (en) | 2018-09-28 | 2021-02-16 | General Electric Company | Metallic compliant tip fan blade |
US11286807B2 (en) | 2018-09-28 | 2022-03-29 | General Electric Company | Metallic compliant tip fan blade |
CN109252161A (en) * | 2018-10-30 | 2019-01-22 | 南昌航空大学 | A kind of laser frit repair in carbon quenched and tempered steel defect method |
US11144034B2 (en) | 2019-01-30 | 2021-10-12 | General Electric Company | Additive manufacturing systems and methods of generating CAD models for additively printing on workpieces |
US11458681B2 (en) | 2019-01-30 | 2022-10-04 | General Electric Company | Recoating assembly for an additive manufacturing machine |
US11198182B2 (en) | 2019-01-30 | 2021-12-14 | General Electric Company | Additive manufacturing systems and methods of additively printing on workpieces |
US11426799B2 (en) | 2019-01-30 | 2022-08-30 | General Electric Company | Powder seal assembly for decreasing powder usage in a powder bed additive manufacturing process |
US11344979B2 (en) | 2019-01-30 | 2022-05-31 | General Electric Company | Build plate clamping-assembly and additive manufacturing systems and methods of additively printing on workpieces |
US11173574B2 (en) | 2019-01-30 | 2021-11-16 | General Electric Company | Workpiece-assembly and additive manufacturing systems and methods of additively printing on workpieces |
US11407035B2 (en) | 2019-01-30 | 2022-08-09 | General Electric Company | Powder seal assembly for decreasing powder usage in a powder bed additive manufacturing process |
US11285538B2 (en) | 2019-01-30 | 2022-03-29 | General Electric Company | Tooling assembly and method for aligning components for a powder bed additive manufacturing repair process |
US11465245B2 (en) | 2019-01-30 | 2022-10-11 | General Electric Company | Tooling assembly for magnetically aligning components in an additive manufacturing machine |
US11498132B2 (en) | 2019-01-30 | 2022-11-15 | General Electric Company | Additive manufacturing systems and methods of calibrating for additively printing on workpieces |
US11298884B2 (en) | 2019-06-07 | 2022-04-12 | General Electric Company | Additive manufacturing systems and methods of pretreating and additively printing on workpieces |
KR102084671B1 (en) * | 2019-08-23 | 2020-05-25 | 주식회사 성일터빈 | Method of repair of gas turbine single crystal first stage blade |
US11536151B2 (en) | 2020-04-24 | 2022-12-27 | Raytheon Technologies Corporation | Process and material configuration for making hot corrosion resistant HPC abrasive blade tips |
CN112548106B (en) * | 2021-02-26 | 2021-05-18 | 中国航发上海商用航空发动机制造有限责任公司 | Method for repairing ultrathin structure by additive manufacturing |
US11814979B1 (en) * | 2022-09-21 | 2023-11-14 | Rtx Corporation | Systems and methods of hybrid blade tip repair |
US20240263557A1 (en) * | 2022-09-21 | 2024-08-08 | Raytheon Technologies Corporation | Systems and methods of blade tip repair and manufacturing using field assisted sintering |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4493968A (en) * | 1983-07-13 | 1985-01-15 | Caterpillar Tractor Co. | Adaptive welder with laser TV-scanner |
US4998005A (en) * | 1989-05-15 | 1991-03-05 | General Electric Company | Machine vision system |
DE4327189C2 (en) * | 1993-08-13 | 1996-02-01 | Mtu Muenchen Gmbh | Repair method for damaged blades of turbomachinery in the head or edge area |
US6238187B1 (en) * | 1999-10-14 | 2001-05-29 | Lsp Technologies, Inc. | Method using laser shock peening to process airfoil weld repairs pertaining to blade cut and weld techniques |
US6558119B2 (en) * | 2001-05-29 | 2003-05-06 | General Electric Company | Turbine airfoil with separately formed tip and method for manufacture and repair thereof |
US20050091848A1 (en) * | 2003-11-03 | 2005-05-05 | Nenov Krassimir P. | Turbine blade and a method of manufacturing and repairing a turbine blade |
US7001151B2 (en) * | 2004-03-02 | 2006-02-21 | General Electric Company | Gas turbine bucket tip cap |
US20060067830A1 (en) * | 2004-09-29 | 2006-03-30 | Wen Guo | Method to restore an airfoil leading edge |
GB0504576D0 (en) * | 2005-03-05 | 2005-04-13 | Alstom Technology Ltd | Turbine blades and methods for depositing an erosion resistant coating on the same |
US7282681B2 (en) * | 2005-05-05 | 2007-10-16 | General Electric Company | Microwave fabrication of airfoil tips |
US8091228B2 (en) * | 2007-08-21 | 2012-01-10 | United Technologies Corporation | Method repair of turbine blade tip |
DE102008019636A1 (en) * | 2008-04-18 | 2009-10-22 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Welded component and method for producing a weld |
US20100200189A1 (en) * | 2009-02-12 | 2010-08-12 | General Electric Company | Method of fabricating turbine airfoils and tip structures therefor |
US20150034266A1 (en) * | 2013-08-01 | 2015-02-05 | Siemens Energy, Inc. | Building and repair of hollow components |
-
2015
- 2015-06-24 US US14/749,310 patent/US20160069184A1/en not_active Abandoned
- 2015-08-19 EP EP15181561.0A patent/EP2995410A1/en not_active Withdrawn
- 2015-09-09 SG SG10201507289YA patent/SG10201507289YA/en unknown
Also Published As
Publication number | Publication date |
---|---|
US20160069184A1 (en) | 2016-03-10 |
EP2995410A1 (en) | 2016-03-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SG10201507289YA (en) | Method Of Blade Tip Repair | |
PL2957765T3 (en) | Wind blade tip joint | |
GB201406151D0 (en) | Method | |
GB201406155D0 (en) | Method | |
SG10201503686PA (en) | Methods of repairing integrally bladed rotors | |
SG10201600338QA (en) | Turbine blade tip repair | |
GB2522719B (en) | Method of manufacture | |
GB201403470D0 (en) | Method | |
GB201520481D0 (en) | Method and apparatus for turbine blade repair | |
GB201403588D0 (en) | Blade tip | |
HUE051134T2 (en) | Cutting method | |
GB2523372B (en) | Turbine blade | |
PL3111151T3 (en) | Method of operating an hydraulic-binder rotary-furnace | |
GB2524489B (en) | Turbine blade and method of manufacture | |
GB2522716B (en) | Method of manufacture | |
GB201706346D0 (en) | Method of scoring | |
GB201417397D0 (en) | Turbine blade and method of manufacture | |
GB2522904B (en) | Method of making an airdam | |
GB2523414B (en) | Turbine blade and method of manufacture | |
GB2527329B (en) | Turbine blade arrangement | |
GB201408656D0 (en) | Tip geometry | |
GB201420399D0 (en) | Lovefullness - therapeutic method of acceptance | |
GB201420663D0 (en) | Method and apparatus for turbine blade repair | |
GB201408360D0 (en) | Turbine apparatus | |
GB201409206D0 (en) | Block turbine |