PL3577021T3 - Łopatka aerodynamiczna lub hydrodynamiczna wykonana z materiału warstwowego - Google Patents

Łopatka aerodynamiczna lub hydrodynamiczna wykonana z materiału warstwowego

Info

Publication number
PL3577021T3
PL3577021T3 PL18703865T PL18703865T PL3577021T3 PL 3577021 T3 PL3577021 T3 PL 3577021T3 PL 18703865 T PL18703865 T PL 18703865T PL 18703865 T PL18703865 T PL 18703865T PL 3577021 T3 PL3577021 T3 PL 3577021T3
Authority
PL
Poland
Prior art keywords
aerodynamic
layered material
blade made
hydrodynamic blade
hydrodynamic
Prior art date
Application number
PL18703865T
Other languages
English (en)
Inventor
Johannes Hendricus Alphonsus Peeters
Original Assignee
InfraCore IP B.V.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by InfraCore IP B.V. filed Critical InfraCore IP B.V.
Publication of PL3577021T3 publication Critical patent/PL3577021T3/pl

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C3/00—Wings
    • B64C3/18—Spars; Ribs; Stringers
    • 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
    • F01D5/282—Selecting composite materials, e.g. blades with reinforcing filaments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D99/00—Subject matter not provided for in other groups of this subclass
    • B29D99/0025—Producing blades or the like, e.g. blades for turbines, propellers, or wings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H1/00—Propulsive elements directly acting on water
    • B63H1/02—Propulsive elements directly acting on water of rotary type
    • B63H1/12—Propulsive elements directly acting on water of rotary type with rotation axis substantially in propulsive direction
    • B63H1/14—Propellers
    • B63H1/26—Blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/16—Blades
    • B64C11/20—Constructional features
    • B64C11/24—Hollow blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C3/00—Wings
    • B64C3/24—Moulded or cast structures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C9/00—Adjustable control surfaces or members, e.g. rudders
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/62605—Treating the starting powders individually or as mixtures
    • C04B35/62695—Granulation or pelletising
    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor 
    • F03D1/06—Rotors
    • F03D1/065—Rotors characterised by their construction elements
    • F03D1/0675—Rotors characterised by their construction elements of the blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/16—Blades
    • B64C11/20—Constructional features
    • B64C11/26—Fabricated blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/46—Blades
    • B64C27/473—Constructional features
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C3/00—Wings
    • B64C3/20—Integral or sandwich constructions
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/628—Coating the powders or the macroscopic reinforcing agents
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/628—Coating the powders or the macroscopic reinforcing agents
    • C04B35/62802—Powder coating materials
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/628—Coating the powders or the macroscopic reinforcing agents
    • C04B35/62802—Powder coating materials
    • C04B35/62805—Oxide ceramics
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/628—Coating the powders or the macroscopic reinforcing agents
    • C04B35/62802—Powder coating materials
    • C04B35/62805—Oxide ceramics
    • C04B35/62815—Rare earth metal oxides
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
    • C04B41/4505—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements characterised by the method of application
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
    • C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
    • 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
    • F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow blades
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Composite Materials (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Wind Motors (AREA)
  • Laminated Bodies (AREA)
PL18703865T 2017-01-31 2018-01-31 Łopatka aerodynamiczna lub hydrodynamiczna wykonana z materiału warstwowego PL3577021T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NL2018263A NL2018263B1 (nl) 2017-01-31 2017-01-31 Aerodynamisch of hydrodynamisch blad uit gelaagd materiaal
PCT/NL2018/050068 WO2018143802A1 (en) 2017-01-31 2018-01-31 Aerodynamic or hydrodynamic blade made of layered material
EP18703865.8A EP3577021B1 (en) 2017-01-31 2018-01-31 Aerodynamic or hydrodynamic blade made of layered material

Publications (1)

Publication Number Publication Date
PL3577021T3 true PL3577021T3 (pl) 2021-10-25

Family

ID=58010346

Family Applications (1)

Application Number Title Priority Date Filing Date
PL18703865T PL3577021T3 (pl) 2017-01-31 2018-01-31 Łopatka aerodynamiczna lub hydrodynamiczna wykonana z materiału warstwowego

Country Status (9)

Country Link
US (1) US11753946B2 (pl)
EP (1) EP3577021B1 (pl)
CN (1) CN110248869A (pl)
AU (1) AU2018215846A1 (pl)
DK (1) DK3577021T3 (pl)
ES (1) ES2881259T3 (pl)
NL (1) NL2018263B1 (pl)
PL (1) PL3577021T3 (pl)
WO (1) WO2018143802A1 (pl)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11034431B2 (en) * 2017-09-25 2021-06-15 The Boeing Company Composite article with fly-away bag carrier
US11046420B2 (en) * 2019-10-23 2021-06-29 The Boeing Company Trailing edge flap having a waffle grid interior structure
CN114771802A (zh) * 2021-01-22 2022-07-22 波音公司 空气动力学结构以及形成空气动力学结构的方法

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB245408A (en) * 1924-12-30 1926-04-08 Renault Louis Improvements in or relating to aeroplanes
US2362301A (en) * 1943-07-17 1944-11-07 Joseph S Pecker Aircraft rotor wing construction
US2410609A (en) 1943-07-17 1946-11-05 Joseph S Pecker Aircraft rotor wing construction
US2588570A (en) * 1946-10-31 1952-03-11 Autogiro Co Of America Blade construction for aircraft sustaining rotors
US2827967A (en) * 1955-05-13 1958-03-25 Konink Nl Vliegtuigenfabriek F Helicopter rotor blade
US3176775A (en) * 1963-05-28 1965-04-06 Clemens Ronald Structures of aerofoil shape
US3321019A (en) * 1965-10-22 1967-05-23 United Aircraft Corp Fiberglass blade
FR2234130B1 (pl) * 1973-05-14 1976-04-30 Kamov Nikolai
US3962506A (en) * 1974-04-29 1976-06-08 Fiber Science, Inc. Multi-chambered cellular structure and method for manufacture
US4051289A (en) * 1976-04-12 1977-09-27 General Electric Company Composite airfoil construction
FR2381662A1 (fr) * 1977-02-28 1978-09-22 Aerospatiale Pale, notamment pour un rotor d'helicoptere, et son procede de fabrication
FR2602739B1 (fr) * 1986-07-28 1988-11-18 Aerospatiale Pale en materiaux composites, a structure bilongeron et bicaisson, et a revetement stratifies a sandwich de nid d'abeilles, et son procede de fabrication
FR2617119B1 (fr) * 1987-06-26 1989-12-01 Aerospatiale Pale en materiaux composites, a noyau structural et revetement d'habillage profile, et son procede de fabrication
US5921754A (en) * 1996-08-26 1999-07-13 Foster-Miller, Inc. Composite turbine rotor
DE19836629C1 (de) * 1998-08-13 1999-10-14 Deutsch Zentr Luft & Raumfahrt Aerodynamisches Flächentragwerk und Verfahren zu seiner Herstellung
US6513757B1 (en) * 1999-07-19 2003-02-04 Fuji Jukogyo Kabushiki Kaisha Wing of composite material and method of fabricating the same
US6638466B1 (en) * 2000-12-28 2003-10-28 Raytheon Aircraft Company Methods of manufacturing separable structures
DK176335B1 (da) 2001-11-13 2007-08-20 Siemens Wind Power As Fremgangsmåde til fremstilling af vindmöllevinger
GB0424481D0 (en) 2004-11-05 2004-12-08 Rolls Royce Plc Composite aerofoil
WO2008131800A1 (en) * 2007-04-30 2008-11-06 Vestas Wind Systems A/S A wind turbine blade
NL2001830C2 (nl) * 2008-07-18 2010-01-21 Fibercore Europ B V Sandwichpaneel, alsmede werkwijze voor het vervaardigen van een dergelijk paneel.
DE102008054323A1 (de) 2008-11-03 2010-05-12 Energiekontor Ag Rotorblatt mit Blattspitzenverlängerung für eine Windenergieanlage
EP2246256B1 (en) * 2009-04-29 2012-10-24 Eurocopter Deutschland GmbH Tension-torque-transmission element for a fenestron blade and method for producing it
DE202010000323U1 (de) 2010-03-05 2011-06-22 Lätzsch GmbH Kunststoffverarbeitung, 04567 Windflügel für eine Strömungsenergieanlage
EP2570254A1 (en) 2011-09-15 2013-03-20 Siemens Aktiengesellschaft Method for manufacturing a wind turbine rotor blade with a shear web
US10024301B2 (en) 2011-10-24 2018-07-17 The Regents Of The University Of Michigan Textile composite wind turbine blade
BR112014012816A2 (pt) 2011-12-12 2017-06-13 Saab Ab estrutura de avião e método de fabricação de estrutura de avião
US20130315747A1 (en) * 2012-05-23 2013-11-28 Karsten Schibsbye Wind turbine blade with improved geometry for reinforcing fibers
US9638048B2 (en) * 2013-03-15 2017-05-02 Bell Helicopter Textron Inc. Systems and methods of constructing composite assemblies
US10723438B2 (en) * 2013-08-30 2020-07-28 Bell Helicopter Textron Inc. System and methods of constructing composite assemblies
US9688395B2 (en) * 2013-12-04 2017-06-27 Sikorsky Aircraft Corporation Boundary layer ingesting blade
EP2962840A1 (en) 2014-06-30 2016-01-06 Airbus Operations, S.L. A leading edge for an aircraft lifting surface and manufacturing method thereof
GB2528850A (en) 2014-07-31 2016-02-10 Vestas Wind Sys As Improvements relating to reinforcing structures for wind turbine blades
US10329009B2 (en) * 2014-09-17 2019-06-25 The Boeing Company Composite wing edge attachment and method

Also Published As

Publication number Publication date
US11753946B2 (en) 2023-09-12
NL2018263B1 (nl) 2018-08-16
EP3577021A1 (en) 2019-12-11
EP3577021B1 (en) 2021-04-21
ES2881259T3 (es) 2021-11-29
CN110248869A (zh) 2019-09-17
AU2018215846A1 (en) 2019-08-22
WO2018143802A1 (en) 2018-08-09
US20200149419A1 (en) 2020-05-14
AU2018215846A2 (en) 2019-08-29
DK3577021T3 (da) 2021-06-07

Similar Documents

Publication Publication Date Title
EP3613444A4 (en) COMPOSITE MATERIAL
IL268557A (en) razor blade
GB201616161D0 (en) Blade or wing
IL268556A (en) Coated razors that include graphene
EP3683045A4 (en) COMPOSITE MATERIAL
IL268553A (en) razor blade
PT3421208T (pt) Material compósito reforçado com fibra descontínua
IL263094B (en) Composite material comprising phosphogypsum
GB201601676D0 (en) Propeller blades having icephobic coating
GB201813192D0 (en) Material
CL2017003441S1 (es) Afilador de cuchillo
SG10202109162VA (en) Composite material
ZA201803651B (en) Cutting elements formed from combinations of materials and bits incorporating the same
GB2585737B (en) Improved Shear blade
GB201409756D0 (en) Wind turbines incorporating radar absorbing material
GB201616242D0 (en) Composite material
GB201703887D0 (en) Scapel with retractable blade
PL3577021T3 (pl) Łopatka aerodynamiczna lub hydrodynamiczna wykonana z materiału warstwowego
EP3702399A4 (en) COMPOSITE MATERIAL
EP3686001A4 (en) COMPOSITE MATERIAL
BR112016024667A2 (pt) composições de revestimento melhorado e processos para fabricação das mesmas
HUE066817T2 (hu) A lignocellulóz anyag méretének csökkentésére szolgáló módszerek és kapcsolódó rendszerek
ES2476065B1 (es) Procedimiento para la fabricación de un material metálico poroso para aplicaciones biomédicas y material obtenido por dicho procedimiento
EP3122269A4 (en) Artificial skeletal material and constructs formed therefrom
GB2568163B (en) Coating knife