Ansaldo Energia Switzerland AG

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Romerstrasse, CH

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Patents Grantslast 30 patents

Information Patent Grant
Sealing arrangements in gas turbines
- Patent number 11,629,609
- Issue date Apr 18, 2023
- ANSALDO ENERGIA SWITZERLAND AG
- Frank Graf
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Mixer
- Patent number 11,454,398
- Issue date Sep 27, 2022
- ANSALDO ENERGIA SWITZERLAND AG
- Mirko Ruben Bothien
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Cooled airfoil, guide vane, and method for manufacturing the airfoi...
- Patent number 11,421,549
- Issue date Aug 23, 2022
- ANSALDO ENERGIA SWITZERLAND AG
- Frank Gersbach
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Gas turbine
- Patent number 11,353,214
- Issue date Jun 7, 2022
- ANSALDO ENERGIA SWITZERLAND AG
- Joerg Krueckels
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method and device for flame stabilization in a burner system of a s...
- Patent number 11,313,559
- Issue date Apr 26, 2022
- ANSALDO ENERGIA SWITZERLAND AG
- Fernando Biagioli
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Blade to stator heat shield interface in a gas turbine
- Patent number 11,255,212
- Issue date Feb 22, 2022
- ANSALDO ENERGIA SWITZERLAND AG
- Martin Schnieder
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Turbomachine and method for disassembling such a turbomachine
- Patent number 11,215,079
- Issue date Jan 4, 2022
- ANSALDO ENERGIA SWITZERLAND AG
- Tobias Christoph Huber
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Method for manufacturing a burner assembly for a gas turbine combus...
- Patent number 11,199,328
- Issue date Dec 14, 2021
- ANSALDO ENERGIA SWITZERLAND AG
- Michael Maurer
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Can combustion chamber
- Patent number 11,149,947
- Issue date Oct 19, 2021
- ANSALDO ENERGIA SWITZERLAND AG
- Felix Baumgartner
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Rotor shaft for a turbomachine
- Patent number 11,105,205
- Issue date Aug 31, 2021
- ANSALDO ENERGIA SWITZERLAND AG
- Steffen Holzhaeuser
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Airfoil having a tip capacity
- Patent number 11,035,234
- Issue date Jun 15, 2021
- ANSALDO ENERGIA SWITZERLAND AG
- Shailendra Naik
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Combustor device for a gas turbine engine and gas turbine engine in...
- Patent number 11,009,232
- Issue date May 18, 2021
- ANSALDO ENERGIA SWITZERLAND AG
- Jost Imfeld
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Annular Helmholtz damper for a gas turbine can combustor
- Patent number 10,928,068
- Issue date Feb 23, 2021
- ANSALDO ENERGIA SWITZERLAND AG
- Jost Imfeld
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Fuel lance cooling for a gas turbine with sequential combustion
- Patent number 10,920,985
- Issue date Feb 16, 2021
- ANSALDO ENERGIA SWITZERLAND AG
- Xianfeng Gao
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Sealing device arrangement at the interface between a combustor and...
- Patent number 10,920,670
- Issue date Feb 16, 2021
- ANSALDO ENERGIA SWITZERLAND AG
- Marcos Escudero Olano
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Method for a part load CO reduction operation for a sequential gas...
- Patent number 10,907,549
- Issue date Feb 2, 2021
- ANSALDO ENERGIA SWITZERLAND AG
- Michael Düsing
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Heat exchanger for a gas turbine engine
- Patent number 10,883,778
- Issue date Jan 5, 2021
- ANSALDO ENERGIA SWITZERLAND AG
- Cyrille Bricaud
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Turboengine, and vane carrier unit for turboengine
- Patent number 10,883,375
- Issue date Jan 5, 2021
- ANSALDO ENERGIA SWITZERLAND AG
- Urs Benz
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Sequential combustor and method for operating the same
- Patent number 10,865,987
- Issue date Dec 15, 2020
- ANSALDO ENERGIA SWITZERLAND AG
- Khawar Syed
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Vortex generating device
- Patent number 10,865,986
- Issue date Dec 15, 2020
- ANSALDO ENERGIA SWITZERLAND AG
- Andre Theuer
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Nested article by additive manufacturing with non-removable interna...
- Patent number 10,865,990
- Issue date Dec 15, 2020
- ANSALDO ENERGIA SWITZERLAND AG
- Alexey Stytsenko
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Cooled wall of a turbine component and a method for cooling this wall
- Patent number 10,851,668
- Issue date Dec 1, 2020
- ANSALDO ENERGIA SWITZERLAND AG
- Andrey Sedlov
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Vortex generating device
- Patent number 10,851,659
- Issue date Dec 1, 2020
- ANSALDO ENERGIA SWITZERLAND AG
- Yang Yang
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Abradable lip for a gas turbine
- Patent number 10,801,352
- Issue date Oct 13, 2020
- ANSALDO ENERGIA SWITZERLAND AG
- Guillaume Wagner
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Gas turbine transition duct
- Patent number 10,787,918
- Issue date Sep 29, 2020
- ANSALDO ENERGIA SWITZERLAND AG
- Paul Marlow
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Gas turbine assembly and corresponding operating method
- Patent number 10,774,740
- Issue date Sep 15, 2020
- ANSALDO ENERGIA SWITZERLAND AG
- Robert Marmilic
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Method for controlling the operation of a gas turbine with an avera...
- Patent number 10,767,569
- Issue date Sep 8, 2020
- ANSALDO ENERGIA SWITZERLAND AG
- Martin Gassner
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Dual fuel concentric nozzle for a gas turbine
- Patent number 10,753,615
- Issue date Aug 25, 2020
- ANSALDO ENERGIA SWITZERLAND AG
- John Philip Wood
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Sealing arrangement on combustor to turbine interface in a gas turbine
- Patent number 10,753,214
- Issue date Aug 25, 2020
- ANSALDO ENERGIA SWITZERLAND AG
- Jost Imfeld
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Floating support assembly for compensating for axial thermal expansion
- Patent number 10,746,055
- Issue date Aug 18, 2020
- ANSALDO ENERGIA SWITZERLAND AG
- Meisam Sistaninia
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

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Patents Applicationslast 30 patents

Information Patent Application
MIXER
- Publication number 20210172606
- Publication date Jun 10, 2021
- ANSALDO ENERGIA SWITZERLAND AG
- Mirko Ruben BOTHIEN
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
INJECTOR DEVICE AND METHOD FOR MANUFACTURING AN INJECTOR DEVICE
- Publication number 20210071869
- Publication date Mar 11, 2021
- ANSALDO ENERGIA SWITZERLAND AG
- Alexey Stytsenko
- B22 - CASTING POWDER METALLURGY
Information Patent Application
COOLED AIRFOIL, GUIDE VANE, AND METHOD FOR MANUFACTURING THE AIRFOI...
- Publication number 20200386120
- Publication date Dec 10, 2020
- ANSALDO ENERGIA SWITZERLAND AG
- Frank GERSBACH
- B22 - CASTING POWDER METALLURGY
Information Patent Application
MIXER
- Publication number 20180252412
- Publication date Sep 6, 2018
- ANSALDO ENERGIA SWITZERLAND AG
- Mirko Ruben BOTHIEN
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
BURNER ASSEMBLY FOR A COMBUSTOR OF A GAS TURBINE POWER PLANT AND CO...
- Publication number 20180231255
- Publication date Aug 16, 2018
- ANSALDO ENERGIA SWITZERLAND AG
- Christoph GAUPP
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
METHOD FOR MANUFACTURING A BURNER ASSEMBLY FOR A GAS TURBINE COMBUS...
- Publication number 20180231254
- Publication date Aug 16, 2018
- ANSALDO ENERGIA SWITZERLAND AG
- Michael MAURER
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
HEAT EXCHANGER FOR A GAS TURBINE ENGINE
- Publication number 20180216901
- Publication date Aug 2, 2018
- ANSALDO ENERGIA SWITZERLAND AG
- Cyrille BRICAUD
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
LAST TURBINE ROTOR DISK FOR A GAS TURBINE, ROTOR FOR A GAS TURBINE...
- Publication number 20180187550
- Publication date Jul 5, 2018
- ANSALDO ENERGIA SWITZERLAND AG
- Klaus DÖBBELING
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
METHOD FOR OPERATING A SUPPLY ASSEMBLY FOR SUPPLYING FUEL GAS AND I...
- Publication number 20180187609
- Publication date Jul 5, 2018
- ANSALDO ENERGIA SWITZERLAND AG
- Susanne Renate SCHELL
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
SEALING SYSTEM FOR A ROTATING MACHINE
- Publication number 20180179908
- Publication date Jun 28, 2018
- ANSALDO ENERGIA S.P.A.
- Alessio D'ALESSANDRO
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
BLADE OF A ROTARY FLOW MACHINE WITH A RADIAL STRIP SEAL
- Publication number 20180156055
- Publication date Jun 7, 2018
- ANSALDO ENERGIA SWITZERLAND AG
- Sarah HEAVEN
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
VORTEX GENERATING DEVICE
- Publication number 20180149360
- Publication date May 31, 2018
- ANSALDO ENERGIA SWITZERLAND AG
- Andre THEUER
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
VORTEX GENERATING DEVICE
- Publication number 20180149027
- Publication date May 31, 2018
- ANSALDO ENERGIA SWITZERLAND AG
- Yang YANG
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
BLADE TO STATOR HEAT SHIELD INTERFERENCE IN A GAS TURBINE
- Publication number 20180142566
- Publication date May 24, 2018
- ANSALDO ENERGIA SWITZERLAND AG
- Martin SCHNEIDER
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
NESTED ARTICLE BY ADDITIVE MANUFACTURING WITH NON-REMOVABLE INTERNA...
- Publication number 20180142894
- Publication date May 24, 2018
- ANSALDO ENERGIA SWITZERLAND AG
- Alexey STYTSENKO
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
METHOD OF OPERATING A GAS TURBINE POWER PLANT WITH EXHAUST GAS RECI...
- Publication number 20180119612
- Publication date May 3, 2018
- ANSALDO ENERGIA SWITZERLAND AG
- Jaan HELLAT
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
SEALING DEVICE ARRANGEMENT AT THE INTERFACE BETWEEN A COMBUSTOR AND...
- Publication number 20180100439
- Publication date Apr 12, 2018
- ANSALDO ENERGIA SWITZERLAND AG
- Marcos ESCUDERO OLANO
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
STATOR HEAT SHIELD SEGMENT FOR A GAS TURBINE POWER PLANT
- Publication number 20180100409
- Publication date Apr 12, 2018
- ANSALDO ENERGIA SWITZERLAND AG
- Magali COCHET
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
COMBUSTOR DEVICE FOR A GAS TURBINE ENGINE AND GAS TURBINE ENGINE IN...
- Publication number 20180100651
- Publication date Apr 12, 2018
- ANSALDO ENERGIA SWITZERLAND AG
- Jost IMFELD
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
DUAL FUEL CONCENTRIC NOZZLE FOR A GAS TURBINE
- Publication number 20180100653
- Publication date Apr 12, 2018
- ANSALDO ENERGIA SWITZERLAND AG
- John Philip WOOD
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
ANNULAR HELMHOLTZ DAMPER FOR A GAS TURBINE CAN COMBUSTOR
- Publication number 20180080652
- Publication date Mar 22, 2018
- ANSALDO ENERGIA SWITZERLAND AG
- Jost IMFELD
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
SEQUENTIAL COMBUSTION WITH DILUTION GAS MIXER
- Publication number 20180080654
- Publication date Mar 22, 2018
- ANSALDO ENERGIA SWITZERLAND AG
- Ewald Freitag
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
COMBUSTOR DEVICE FOR A GAS TURBINE ENGINE AND GAS TURBINE ENGINE IN...
- Publication number 20180066848
- Publication date Mar 8, 2018
- ANSALDO ENERGIA SWITZERLAND AG
- Jost IMFELD
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
TEMPERATURE PROBE
- Publication number 20180058951
- Publication date Mar 1, 2018
- ANSALDO ENERGIA SWITZERLAND AG
- Hanspeter Zinn
- G01 - MEASURING TESTING
Information Patent Application
GAS TURBINE TRANSITION DUCT
- Publication number 20180051578
- Publication date Feb 22, 2018
- ANSALDO ENERGIA SWITZERLAND AG
- Paul MARLOW
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
INJECTOR DEVICE AND METHOD FOR MANUFACTURING AN INJECTOR DEVICE
- Publication number 20180051884
- Publication date Feb 22, 2018
- ANSALDO ENERGIA SWITZERLAND AG
- Alexey STYTSENKO
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
TEMPERATURE DETECTING DEVICE FOR A GAS TURBINE POWER PLANT AND GAS...
- Publication number 20180038736
- Publication date Feb 8, 2018
- ANSALDO ENERGIA SWITZERLAND AG
- Guelru KOCER
- G01 - MEASURING TESTING
Information Patent Application
SEALING ARRANGEMENT ON COMBUSTOR TO TURBINE INTERFACE IN A GAS TURBINE
- Publication number 20180016923
- Publication date Jan 18, 2018
- ANSALDO ENERGIA SWITZERLAND AG
- Jost IMFELD
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
AIRFOIL COOLING PASSAGEWAYS FOR GENERATING IMPROVED PROTECTIVE FILM
- Publication number 20170356294
- Publication date Dec 14, 2017
- ANSALDO ENERGIA SWITZERLAND AG
- Alex Torkaman
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
GAS TURBINE WITH SEQUENTIAL COMBUSTION ARRANGEMENT
- Publication number 20170298837
- Publication date Oct 19, 2017
- ANSALDO ENERGIA SWITZERLAND AG
- Adnan EROGLU
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Ansaldo Energia Switzerland AG

Organization

Patents Grantslast 30 patents

Sealing arrangements in gas turbines

Mixer

Cooled airfoil, guide vane, and method for manufacturing the airfoi...

Gas turbine

Method and device for flame stabilization in a burner system of a s...

Blade to stator heat shield interface in a gas turbine

Turbomachine and method for disassembling such a turbomachine

Method for manufacturing a burner assembly for a gas turbine combus...

Can combustion chamber

Rotor shaft for a turbomachine

Airfoil having a tip capacity

Combustor device for a gas turbine engine and gas turbine engine in...

Annular Helmholtz damper for a gas turbine can combustor

Fuel lance cooling for a gas turbine with sequential combustion

Sealing device arrangement at the interface between a combustor and...

Method for a part load CO reduction operation for a sequential gas...

Heat exchanger for a gas turbine engine

Turboengine, and vane carrier unit for turboengine

Sequential combustor and method for operating the same

Vortex generating device

Nested article by additive manufacturing with non-removable interna...

Cooled wall of a turbine component and a method for cooling this wall

Vortex generating device

Abradable lip for a gas turbine

Gas turbine transition duct

Gas turbine assembly and corresponding operating method

Method for controlling the operation of a gas turbine with an avera...

Dual fuel concentric nozzle for a gas turbine

Sealing arrangement on combustor to turbine interface in a gas turbine

Floating support assembly for compensating for axial thermal expansion

Patents Applicationslast 30 patents

MIXER

INJECTOR DEVICE AND METHOD FOR MANUFACTURING AN INJECTOR DEVICE

COOLED AIRFOIL, GUIDE VANE, AND METHOD FOR MANUFACTURING THE AIRFOI...

MIXER

BURNER ASSEMBLY FOR A COMBUSTOR OF A GAS TURBINE POWER PLANT AND CO...

METHOD FOR MANUFACTURING A BURNER ASSEMBLY FOR A GAS TURBINE COMBUS...

HEAT EXCHANGER FOR A GAS TURBINE ENGINE

LAST TURBINE ROTOR DISK FOR A GAS TURBINE, ROTOR FOR A GAS TURBINE...

METHOD FOR OPERATING A SUPPLY ASSEMBLY FOR SUPPLYING FUEL GAS AND I...

SEALING SYSTEM FOR A ROTATING MACHINE

BLADE OF A ROTARY FLOW MACHINE WITH A RADIAL STRIP SEAL

VORTEX GENERATING DEVICE

VORTEX GENERATING DEVICE

BLADE TO STATOR HEAT SHIELD INTERFERENCE IN A GAS TURBINE

NESTED ARTICLE BY ADDITIVE MANUFACTURING WITH NON-REMOVABLE INTERNA...

METHOD OF OPERATING A GAS TURBINE POWER PLANT WITH EXHAUST GAS RECI...

SEALING DEVICE ARRANGEMENT AT THE INTERFACE BETWEEN A COMBUSTOR AND...

STATOR HEAT SHIELD SEGMENT FOR A GAS TURBINE POWER PLANT

COMBUSTOR DEVICE FOR A GAS TURBINE ENGINE AND GAS TURBINE ENGINE IN...

DUAL FUEL CONCENTRIC NOZZLE FOR A GAS TURBINE

ANNULAR HELMHOLTZ DAMPER FOR A GAS TURBINE CAN COMBUSTOR

SEQUENTIAL COMBUSTION WITH DILUTION GAS MIXER

COMBUSTOR DEVICE FOR A GAS TURBINE ENGINE AND GAS TURBINE ENGINE IN...

TEMPERATURE PROBE

GAS TURBINE TRANSITION DUCT

INJECTOR DEVICE AND METHOD FOR MANUFACTURING AN INJECTOR DEVICE

TEMPERATURE DETECTING DEVICE FOR A GAS TURBINE POWER PLANT AND GAS...

SEALING ARRANGEMENT ON COMBUSTOR TO TURBINE INTERFACE IN A GAS TURBINE

AIRFOIL COOLING PASSAGEWAYS FOR GENERATING IMPROVED PROTECTIVE FILM

GAS TURBINE WITH SEQUENTIAL COMBUSTION ARRANGEMENT