David H. Bretz

Person

West Des Moines, IA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Air shrouds with air wipes
- Patent number 10,731,860
- Issue date Aug 4, 2020
- Delavan, Inc
- Matthew R. Donovan
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Additive layer manufacturing for fuel injectors
- Patent number 10,317,084
- Issue date Jun 11, 2019
- Rolls-Royce PLC
- Randall D. Siders
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Repairable fuel injector
- Patent number 10,077,714
- Issue date Sep 18, 2018
- Rolls-Royce PLC
- Randall D. Siders
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Tube strain relievers
- Patent number 9,989,187
- Issue date Jun 5, 2018
- Delavan Inc.
- Randy Siders
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Liquid swirler flow control
- Patent number 9,310,073
- Issue date Apr 12, 2016
- Rolls-Royce PLC
- Philip E. O. Buelow
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Methods of fabricating fuel injectors using laser additive deposition
- Patent number 9,310,081
- Issue date Apr 12, 2016
- Delavan Inc.
- Neal A. Thomson
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Liquid fuel swirler
- Patent number 9,228,741
- Issue date Jan 5, 2016
- Rolls-Royce PLC
- Philip E. O. Buelow
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Staged pilots in pure airblast injectors for gas turbine engines
- Patent number 9,046,039
- Issue date Jun 2, 2015
- Rolls-Royce PLC
- Brandon Phillip Williams
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Lean direct injection atomizer for gas turbine engines
- Patent number 8,156,746
- Issue date Apr 17, 2012
- Delavan Inc.
- Philip E. O. Buelow
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Radially outward flowing air-blast fuel injection for gas turbine e...
- Patent number 8,146,837
- Issue date Apr 3, 2012
- Delavan Inc.
- Neal A. Thomson
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Radially outward flowing air-blast fuel injector for gas turbine en...
- Patent number 8,128,007
- Issue date Mar 6, 2012
- Delavan Inc.
- Neal A. Thomson
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Air assisted simplex fuel nozzle
- Patent number 8,057,220
- Issue date Nov 15, 2011
- Delavan Inc.
- David H. Bretz
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Radially outward flowing air-blast fuel injector for gas turbine en...
- Patent number 7,926,744
- Issue date Apr 19, 2011
- Delavan Inc.
- Neal A. Thomson
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Lean direct injection atomizer for gas turbine engines
- Patent number 7,779,636
- Issue date Aug 24, 2010
- Delavan Inc.
- Philip E. O. Buelow
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Air assist fuel nozzle
- Patent number 6,688,534
- Issue date Feb 10, 2004
- Delavan Inc.
- David H. Bretz
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Combination igniter and fuel atomizer nozzle assembly for a gas tur...
- Patent number 5,491,972
- Issue date Feb 20, 1996
- Delavan Inc.
- David H. Bretz
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Simplex airblast fuel injection
- Patent number 5,224,333
- Issue date Jul 6, 1993
- Delavan Inc.
- David H. Bretz
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Simplex airblade fuel injection method
- Patent number 5,115,634
- Issue date May 26, 1992
- Delavan Inc.
- David H. Bretz
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...

Patents Applicationslast 30 patents

Information Patent Application
PASSIVE PURGE INJECTORS
- Publication number 20180238548
- Publication date Aug 23, 2018
- DELAVAN INC
- Philip E. O. Buelow
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
FUEL INJECTORS
- Publication number 20170146243
- Publication date May 25, 2017
- Rolls-Royce plc
- Randall D. Siders
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
REPAIRABLE FUEL INJECTOR
- Publication number 20170130652
- Publication date May 11, 2017
- Rolls-Royce plc
- Randall D. Siders
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
AIR SHROUDS WITH AIR WIPES
- Publication number 20160230997
- Publication date Aug 11, 2016
- DELAVAN INC
- Matthew R. Donovan
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
TUBE STRAIN RELIEVERS
- Publication number 20140361531
- Publication date Dec 11, 2014
- DELAVAN INC
- Randall D. Siders
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
METHODS OF FABRICATING FUEL INJECTORS USING LASER ADDITIVE DEPOSITION
- Publication number 20130298403
- Publication date Nov 14, 2013
- DELAVAN INC
- Neal A. Thomson
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
LIQUID FUEL SWIRLER
- Publication number 20130200179
- Publication date Aug 8, 2013
- DELAVAN INC
- Philip E. O. Buelow
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
LIQUID SWIRLER FLOW CONTROL
- Publication number 20120228405
- Publication date Sep 13, 2012
- DELAVAN INC
- Philip E. O. Buelow
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
STAGED PILOTS IN PURE AIRBLAST INJECTORS FOR GAS TURBINE ENGINES
- Publication number 20120047903
- Publication date Mar 1, 2012
- DELAVAN INC
- Brandon P. Williams
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Radially outward flowing air-blast fuel injector for gas turbine en...
- Publication number 20110089262
- Publication date Apr 21, 2011
- DELAVAN INC
- Neal A. Thomson
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Radially outward flowing air-blast fuel injection for gas turbine e...
- Publication number 20110089264
- Publication date Apr 21, 2011
- DELAVAN INC
- Neal A. Thomson
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Lean direct injection atomizer for gas turbine engines
- Publication number 20100287946
- Publication date Nov 18, 2010
- DELAVAN INC
- Philip E.O. Buelow
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Pre-filming air-blast fuel injector having a reduced hydraulic spra...
- Publication number 20090255258
- Publication date Oct 15, 2009
- DELAVAN INC
- David H. Bretz
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Radially outward flowing air-blast fuel injector for gas turbine en...
- Publication number 20090212139
- Publication date Aug 27, 2009
- DELAVAN INC
- Neal A. Thomson
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Air assisted simplex fuel nozzle
- Publication number 20090197214
- Publication date Aug 6, 2009
- David H. Bretz
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Lean direct injection atomizer for gas turbine engines
- Publication number 20060248898
- Publication date Nov 9, 2006
- Delavan Inc and Rolls-Royce plc
- Philip E.O. Buelow
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Air assist fuel nozzle
- Publication number 20040139750
- Publication date Jul 22, 2004
- David H. Bretz
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Air assist fuel nozzle
- Publication number 20020125336
- Publication date Sep 12, 2002
- David H. Bretz
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES

David H. Bretz

Person

Patents Grantslast 30 patents

Air shrouds with air wipes

Additive layer manufacturing for fuel injectors

Repairable fuel injector

Tube strain relievers

Liquid swirler flow control

Methods of fabricating fuel injectors using laser additive deposition

Liquid fuel swirler

Staged pilots in pure airblast injectors for gas turbine engines

Lean direct injection atomizer for gas turbine engines

Radially outward flowing air-blast fuel injection for gas turbine e...

Radially outward flowing air-blast fuel injector for gas turbine en...

Air assisted simplex fuel nozzle

Radially outward flowing air-blast fuel injector for gas turbine en...

Lean direct injection atomizer for gas turbine engines

Air assist fuel nozzle

Combination igniter and fuel atomizer nozzle assembly for a gas tur...

Simplex airblast fuel injection

Simplex airblade fuel injection method

Patents Applicationslast 30 patents

PASSIVE PURGE INJECTORS

FUEL INJECTORS

REPAIRABLE FUEL INJECTOR

AIR SHROUDS WITH AIR WIPES

TUBE STRAIN RELIEVERS

METHODS OF FABRICATING FUEL INJECTORS USING LASER ADDITIVE DEPOSITION

LIQUID FUEL SWIRLER

LIQUID SWIRLER FLOW CONTROL

STAGED PILOTS IN PURE AIRBLAST INJECTORS FOR GAS TURBINE ENGINES

Radially outward flowing air-blast fuel injector for gas turbine en...

Radially outward flowing air-blast fuel injection for gas turbine e...

Lean direct injection atomizer for gas turbine engines

Pre-filming air-blast fuel injector having a reduced hydraulic spra...

Radially outward flowing air-blast fuel injector for gas turbine en...

Air assisted simplex fuel nozzle

Lean direct injection atomizer for gas turbine engines

Air assist fuel nozzle

Air assist fuel nozzle