Columbia Gas System Service Corporation

Organization

Columbus, OH, US

Business Address
12355 SUNRISE VALLEY DR STE 300 RESTON VA 20191-3458 3024295000
State Location
VA
State of Incorporation
DE

Organizations

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Patents Grantslast 30 patents

Information Patent Grant
Heat transfer apparatus
- Patent number 5,339,654
- Issue date Aug 23, 1994
- Columbia Gas System Service Corporation
- F. Bert Cook
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Non-invasive, high resolution detection of electrical currents and...
- Patent number 5,126,654
- Issue date Jun 30, 1992
- New York Gas Group
- John C. Murphy
- G01 - MEASURING TESTING
Information Patent Grant
Non-invasive, high resolution detection of electrical currents and...
- Patent number 5,087,873
- Issue date Feb 11, 1992
- New York Gas Group
- John C. Murphy
- G01 - MEASURING TESTING
Information Patent Grant
Energy recovery system for absorption heat pumps
- Patent number 5,077,986
- Issue date Jan 7, 1992
- Columbia Gas System Service Corp
- F. Bert Cook
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Heat transfer apparatus for heat pumps
- Patent number 5,067,330
- Issue date Nov 26, 1991
- Columbia Gas System Service Corporation
- F. Bert Cook
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
High temperature convection furnace
- Patent number 4,891,008
- Issue date Jan 2, 1990
- Columbia Gas Service System Corporation
- Klaus H. Hemsath
- C21 - METALLURGY OF IRON
Information Patent Grant
High temperature convection furnace
- Patent number 4,830,610
- Issue date May 16, 1989
- Columbia Gas Service System Corporation
- Klaus H. Hemsath
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of locating hydrocarbon producing strata and the instrument...
- Patent number 4,805,450
- Issue date Feb 21, 1989
- Columbia Gas System Service Corporation
- Richmond Bennett
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus for measuring the quantity of gas pumped by a compressor
- Patent number 4,783,990
- Issue date Nov 15, 1988
- Columbia Gas System Service Corporation
- Arthur C. Eberle
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus for injecting gas into a pipeline
- Patent number 4,773,255
- Issue date Sep 27, 1988
- Columbia Gas System Service Corporation
- Norman D. Malcosky
- G01 - MEASURING TESTING
Information Patent Grant
Dual cooling/heating process and composition
- Patent number 4,742,687
- Issue date May 10, 1988
- Columbia Gas System Service Corporation
- Edward A. Reid
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Absorption refrigeration and heat pump system
- Patent number 4,742,693
- Issue date May 10, 1988
- Columbia Gas System Service Corp
- Edward A. Reid
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Absorption refrigeration and heat pump system
- Patent number 4,722,193
- Issue date Feb 2, 1988
- Columbia Gas System Service Corp
- Edgar M. Purvis
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Absorption refrigeration and heat pump system
- Patent number 4,719,767
- Issue date Jan 19, 1988
- Columbia Gas System Service Corp
- Edward A. Reid
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Dual cooling/heating system energy recovery
- Patent number 4,691,532
- Issue date Sep 8, 1987
- Columbia Gas System Service Corp
- Edward A. Reid
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Gas tracer composition and method
- Patent number 4,690,689
- Issue date Sep 1, 1987
- Columbia Gas System Service Corp.
- Norman D. Malcosky
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus for measuring the work performed by a gas compressor
- Patent number 4,676,095
- Issue date Jun 30, 1987
- Columbia Gas System Service Corp.
- Arthur C. Eberle
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and method for detecting gas bubbles in water, and appara...
- Patent number 4,658,750
- Issue date Apr 21, 1987
- Columbia Gas System Service Corp.
- Norman D. Malcosky
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Absorption refrigeration and heat pump system
- Patent number 4,646,541
- Issue date Mar 3, 1987
- Columbia Gas System Service Corporation
- Edward A. Reid
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Heat shield
- Patent number 4,641,588
- Issue date Feb 10, 1987
- Columbia Gas System Service Corp.
- Edward M. Winter
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Apparatus and method for burning a combustible gas, and a heat exch...
- Patent number 4,641,631
- Issue date Feb 10, 1987
- Columbia Gas System Service Corporation
- Subhash C. Jatana
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Backfill for magnesium anodes
- Patent number 4,623,435
- Issue date Nov 18, 1986
- Columbia Gas System Service Corporation
- John W. Nebgen
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Apparatus and method for detecting gas bubbles in water, and appara...
- Patent number 4,571,984
- Issue date Feb 25, 1986
- Columbia Gas System Service Corp.
- Norman D. Malcosky
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Gas tracer composition and method
- Patent number 4,551,154
- Issue date Nov 5, 1985
- Columbia Gas System Service Corporation
- Norman D. Malcosky
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and method for burning a combustible gas, and a heat exch...
- Patent number 4,541,410
- Issue date Sep 17, 1985
- Columbia Gas System Service Corporation
- Subhash C. Jatana
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Method for determining permeability
- Patent number 4,538,460
- Issue date Sep 3, 1985
- Columbia Gas System Service Corporation
- Paul D. Schettler
- G01 - MEASURING TESTING
Information Patent Grant
Backfill for magnesium anodes
- Patent number 4,511,444
- Issue date Apr 16, 1985
- Columbia Gas Systems Service Corp.
- Alexander J. Dukat
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Solar energy for LNG vaporization
- Patent number 4,331,129
- Issue date May 25, 1982
- Columbia Gas System Service Corporation
- Charles C. Hong
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
Using solvents for acidic gas removal
- Patent number 4,238,206
- Issue date Dec 9, 1980
- Columbia Gas System Service Corporation
- Charles C. Hong
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Gas-fired smooth top range
- Patent number 4,067,681
- Issue date Jan 10, 1978
- Columbia Gas System Service Corporation
- Edward A. Reid
- F24 - HEATING RANGES VENTILATING

Columbia Gas System Service Corporation

Organization

Business Address

State Location

State of Incorporation

Patents Grantslast 30 patents

Heat transfer apparatus

Non-invasive, high resolution detection of electrical currents and...

Non-invasive, high resolution detection of electrical currents and...

Energy recovery system for absorption heat pumps

Heat transfer apparatus for heat pumps

High temperature convection furnace

High temperature convection furnace

Method of locating hydrocarbon producing strata and the instrument...

Apparatus for measuring the quantity of gas pumped by a compressor

Apparatus for injecting gas into a pipeline

Dual cooling/heating process and composition

Absorption refrigeration and heat pump system

Absorption refrigeration and heat pump system

Absorption refrigeration and heat pump system

Dual cooling/heating system energy recovery

Gas tracer composition and method

Apparatus for measuring the work performed by a gas compressor

Apparatus and method for detecting gas bubbles in water, and appara...

Absorption refrigeration and heat pump system

Heat shield

Apparatus and method for burning a combustible gas, and a heat exch...

Backfill for magnesium anodes

Apparatus and method for detecting gas bubbles in water, and appara...

Gas tracer composition and method

Apparatus and method for burning a combustible gas, and a heat exch...

Method for determining permeability

Backfill for magnesium anodes

Solar energy for LNG vaporization

Using solvents for acidic gas removal

Gas-fired smooth top range

Patents Applicationslast 30 patents

Trademarklast 30 trademarks