Karl H. Hellman - Concepedia

Author

Karl H. Hellman

Environmental Protection Agency

Also Known As

K. H. Hellman, KARL H. HELLMAN, Karl H. Hellman

Publications

420

Citations

H-Index

Concepts

All Affiliations

Environmental Protection Agency

About

Karl H. Hellman is an author at Environmental Protection Agency specializing in engineering, energy policy, and economics.

Top Concepts

#	Concept	H-Index	Publications	Citations
1	Engineering	2	2	40
2	Business	1	1	16
3	Chemical Engineering	1	1	24
4	Economics	1	1	16
5	Electrical Engineering	1	1	24

Karl H. Hellman

Publications

337

Citations

H-Index

Page 1

	Year	Citations
LIGHT-DUTY AUTOMOTIVE TECHNOLOGY AND FUEL ECONOMY TRENDS THROUGH 1988 R.M. Heavenrich, Karl H. Hellman	1988	105
Passenger Car Fuel Economy - Trends and Influencing Factors Thomas Austin, Karl H. Hellman SAE technical papers on CD-ROM/SAE technical paper series	1973	57
Development of Adjustment Factors for the EPA City and Highway MPG Values Karl H. Hellman, J.D. Murrell SAE technical papers on CD-ROM/SAE technical paper series	1984	31
Resistive Materials Applied to Quick Light-off Catalysts Karl H. Hellman, R.I. Bruetsch, G K Piotrowski, SAE technical papers on CD-ROM/SAE technical paper series Materials ScienceMaterials EngineeringElectrical EngineeringChemical EngineeringEngineering	1989	24
Passenger Car Fuel Economy During Non-Urban Driving Thomas Austin, Karl H. Hellman, C. Don Paulsell SAE technical papers on CD-ROM/SAE technical paper series	1974	20
A Study of the Potential Impact of Some Unregulated Motor Vehicle Emissions Craig A. Harvey, Robert J. Garbe, Thomas M. Baines, SAE technical papers on CD-ROM/SAE technical paper series	1983	20
Evaluation of a Passenger Car Equipped with a Direct Injection Neat Methanol Engine R.I. Bruetsch, Karl H. Hellman SAE technical papers on CD-ROM/SAE technical paper series	1992	16
Fuel Economy of the 1975 Models Thomas Austin, Karl H. Hellman SAE technical papers on CD-ROM/SAE technical paper series	1974	16
Passenger Car Fuel Economy as Influenced by Trip Length Thomas Austin, Karl H. Hellman SAE technical papers on CD-ROM/SAE technical paper series Energy-efficient TransportationEconomicsTransport EfficiencyEngineeringFuel Economy	1975	16
Evaluation of Different Resistively Heated Catalyst Technologies Karl H. Hellman, G K Piotrowski, Ronald M. Schaefer SAE technical papers on CD-ROM/SAE technical paper series	1991	12

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