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Consolidated Natural Gas Service Company, Inc.
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Organization
Pittsburgh, PA, US
Business Address
CNG TOWER 625 LIBERTY AVENUE PITTSBURGH PA 15222-3199 4122271200
State Location
PA
State of Incorporation
DE
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Patents Grants
last 30 patents
Information
Patent Grant
Multi-engine controller
Patent number
5,949,153
Issue date
Sep 7, 1999
Consolidated Natural Gas Service Company, Inc.
Raymond R. Tison
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Apparatus and method for NO.sub.x reduction by selective injection...
Patent number
5,915,310
Issue date
Jun 29, 1999
Consolidated Natural Gas Service Company
Harjit S. Hura
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Natural gas conditioning facility
Patent number
5,630,328
Issue date
May 20, 1997
Consolidated Natural Gas Service Company, Inc.
Ralph E. Hise
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Load control of a spare ignited engine without throttling and metho...
Patent number
5,549,096
Issue date
Aug 27, 1996
Consolidated Natural Gas Service Company, Inc.
Paul F. Swenson
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Street key
Patent number
D370606
Issue date
Jun 11, 1996
Consolidated Natural Gas Service Company, Inc.
Thomas J. Cole
D08 - Tools and hardware
Information
Patent Grant
Method and apparatus for condensing fugitive methane vapors
Patent number
5,507,146
Issue date
Apr 16, 1996
Consolidated Natural Gas Service Company, Inc.
John W. Bjerklie
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Grant
Water heater with thermoelectric module and through-chamber heat sink
Patent number
5,495,829
Issue date
Mar 5, 1996
Consolidated Natural Gas Service Company, Inc.
Viswanath Jayaraman
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Quick fill fuel charge process
Patent number
5,479,966
Issue date
Jan 2, 1996
Consolidated Natural Gas Service Company, Inc.
Raymond R. Tison
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Grant
Second stage intercooling with phase change heat transfer fluid
Patent number
5,390,646
Issue date
Feb 21, 1995
Consolidated Natural Gas Service Company, Inc.
Paul F. Swenson
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Grant
Heat pump system with refrigerant isolation and heat storage
Patent number
5,366,153
Issue date
Nov 22, 1994
Consolidated Natural Gas Service Company, Inc.
Paul F. Swenson
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Heat pump system with refrigerant isolation and heat storage
Patent number
5,320,166
Issue date
Jun 14, 1994
Consolidated Natural Gas Service Company, Inc.
Paul F. Swenson
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Process to stabilize scrubber sludge
Patent number
5,276,254
Issue date
Jan 4, 1994
Consolidated Natural Gas Service Company, Inc.
Bernard P. Breen
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Heat pump system with refrigerant isolation
Patent number
5,253,805
Issue date
Oct 19, 1993
Consolidated Natural Gas Service Company, Inc.
Paul F. Swenson
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Apparatus and method to improve pulverizer and reduce NO.sub.x emis...
Patent number
5,241,915
Issue date
Sep 7, 1993
Consolidated Natural Gas Service Company, Inc.
Bernard P. Breen
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Hot water storage tank heat exchanger system
Patent number
5,226,594
Issue date
Jul 13, 1993
Consolidated Natural Gas Service Company, Inc.
Paul F. Swenson
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Method for reducing nitrogen oxide emissions from gas turbines
Patent number
5,216,876
Issue date
Jun 8, 1993
Consolidated Natural Gas Service Company, Inc.
James E. Gabrielson
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Process to limit the production of flyash by dry bottom boilers
Patent number
5,207,164
Issue date
May 4, 1993
Consolidated Natural Gas Service Company, Inc.
Bernard P. Breen
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Fuel-fired heat pump system
Patent number
5,192,022
Issue date
Mar 9, 1993
Consolidated Natural Gas Service Company, Inc.
Paul F. Swenson
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Apparatus and process for control of nitric oxide emissions from co...
Patent number
5,181,475
Issue date
Jan 26, 1993
Consolidated Natural Gas Service Company, Inc.
Bernard P. Breen
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Process for reducng No.sub.x emissions from combustion devices
Patent number
5,141,726
Issue date
Aug 25, 1992
Consolidated Natural Gas Service Company, Inc.
Bernard P. Breen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Low pollution natural gas vehicle
Patent number
5,081,977
Issue date
Jan 21, 1992
Consolidated Natural Gas Service Company, Inc.
Paul F. Swenson
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Grant
Apparatus and method of lowering NO.sub.x emissions using diffusion...
Patent number
5,078,064
Issue date
Jan 7, 1992
Consolidated Natural Gas Service Company, Inc.
Bernard P. Breen
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Process to eliminate production of fly ash by wet bottom boilers
Patent number
5,044,286
Issue date
Sep 3, 1991
Consolidated Natural Gas Service Company, Inc.
Bernard P. Breen
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Method of retaining sulfur in ash during coal combustion
Patent number
5,042,404
Issue date
Aug 27, 1991
Consolidated Natural Gas Service Company, Inc.
Richard C. Booth
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Fuel-fired heat pump system
Patent number
4,976,464
Issue date
Dec 11, 1990
Consolidated Natural Gas Service Company, Inc.
Paul F. Swenson
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Low NOx burner operations with natural gas cofiring
Patent number
4,960,059
Issue date
Oct 2, 1990
Consolidated Natural Gas Service Company, Inc.
Eugene Berkau
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Bottoming cycle
Patent number
4,910,414
Issue date
Mar 20, 1990
Consolidated Natural Gas Service Company, Inc.
Mark E. Krebs
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Porous body combustor/regenerator
Patent number
4,850,862
Issue date
Jul 25, 1989
Consolidated Natural Gas Service Company, Inc.
John W. Bjerklie
F27 - FURNACES KILNS OVENS RETORTS
Information
Patent Grant
Fuel-fired chilling system
Patent number
4,831,830
Issue date
May 23, 1989
Consolidated Natural Gas Service Company, Inc.
Paul F. Swenson
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Pneumatic transport and heat exchange systems
Patent number
4,374,540
Issue date
Feb 22, 1983
Consolidated Natural Gas Service Company, Inc.
Lester G. Massey
F28 - HEAT EXCHANGE IN GENERAL
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Trademark
last 30 trademarks
Information
Trademark
74206052 - BREATHE EASY
Serial number
74206052
Registration number
1851290
Filing date
Sep 23, 1991
Consolidated Natural Gas Service Company, Inc.
6 - Common metals and their alloys