01901nam 2200421I 450 991071287090332120200124105134.0(CKB)5470000002497472(OCoLC)1137376389(EXLCZ)99547000000249747220200124j198104 ua 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierAn evaluation of three-way control single and dual bed catalysts as applied to heavy-duty gasoline engines /by Thomas Nugent[Ann Arbor, Mich.] :Standards Development and Support Branch, Emission Control Technology Division, Office of Mobile Source Air Pollution Control, Office of Air, Noise and Radiation, U.S. Environmental Protection Agency,April 1981.1 online resource (28 pages) illustrations"EPA-AA-SDSB-81-4.""April 1981."Includes bibliographical references (page 23).Motor vehiclesPollution control devicesTestingAutomobilesCatalytic convertersTestingMotor vehiclesMotorsExhaust gasAnalysisTrucksMotorsMotor vehiclesPollution control devicesTesting.AutomobilesCatalytic convertersTesting.Motor vehiclesMotorsExhaust gasAnalysis.TrucksMotors.Nugent Thomas828290United States.Environmental Protection Agency.Office of Mobile Source Air Pollution Control.Emission Control Technology Division.Standards Development and Support Branch,GPOGPOBOOK9910712870903321An evaluation of three-way control single and dual bed catalysts as applied to heavy-duty gasoline engines3466585UNINA