Brief Records : EPA National Library Catalog

Items Found: 7

Showing Items: 1 - 7

Your Search: (AUTHOR=HETLIN AND LEO AND J.)

OLS Field Name OLS Field Data
Full Record Document Number: 1
Main Title Kinetics of the Steady State Bacterial Culture with Application to the Activated Sludge Process.
Author Ra, Salem S. ; Hetlin, Leo J. ; Marti, Edward J. ;
CORP Author Rensselaer Polytechnic Inst., Troy, N.Y. Dept. of Environmental Engineering.
Year Published 1965
Report Number PHS-WP-288;
Stock Number PB-230 720
Additional Subjects Activated sludge process ; Bacteria ; Sludge digestion ; Microorganisms ;
Holdings
Library Call Number Additional Info Location Last
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Status
NTIS  PB-230 720 Most EPA libraries have a fiche copy filed under the call number shown. Check with individual libraries about paper copy. 06/23/1988
Collation 186p

Full Record Document Number: 2
Main Title Nutrients in the Potomac River Basin.
Author Jaworsk, Norbert A. ; Villa, Jr, Oterio ; Hetlin, Leo J. ;
CORP Author Federal Water Pollution Control Administration, Annapolis, Md. Chesapeake Technical Support. Lab.
Year Published 1969
Report Number TR-9;
Stock Number PB-230 622
Additional Subjects Stream pollution ; Potomac River Basin ; Water quality data ; Eutrophication
Holdings
Library Call Number Additional Info Location Last
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Status
NTIS  PB-230 622 Most EPA libraries have a fiche copy filed under the call number shown. Check with individual libraries about paper copy. 06/23/1988
Collation 45p

Full Record Document Number: 3
Main Title Potomac Estuary Mathematical Model.
Author Hetlin, Leo J. ; Aalt, Johan A. ; Jaworsk, Norbert A. ; Lear, J, Donald W. ;
CORP Author Federal Water Pollution Control Administration, Annapolis, Md. Chesapeake Technical Support Lab.
Year Published 1969
Stock Number PB-217 759
Additional Subjects ( Potomac Estuary ; Mathematical models) ; Chemical composition ; Hydrography ;
Holdings
Library Call Number Additional Info Location Last
Modified
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Status
NTIS  PB-217 759 Most EPA libraries have a fiche copy filed under the call number shown. Check with individual libraries about paper copy. 06/23/1988
Collation 24p

Full Record Document Number: 4
Main Title Relative Contributions of Nutrients to the Potomac River Basin from Various Sources.
Author Jaworsk, Norbert A. ; Hetlin, Leo J. ;
CORP Author Federal Water Pollution Control Administration, Annapolis, Md. Chesapeake Technical Support Lab.
Year Published 1970
Report Number TR-31;
Stock Number PB-227 853
Additional Subjects Water pollution ; Potomac River Basin ; Algae ;
Holdings
Library Call Number Additional Info Location Last
Modified
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Status
NTIS  PB-227 853 Most EPA libraries have a fiche copy filed under the call number shown. Check with individual libraries about paper copy. 06/23/1988
Collation 41p

Full Record Document Number: 5
Main Title Simulation of Chloride Concentrations in the Potomac Estuary.
Author Hetlin, Leo J. ;
CORP Author Federal Water Pollution Control Administration, Charlottesville, Va. Middle Atlantic Region.
Year Published 1968
Report Number CB-SRBP-Technical Paper-12;
Stock Number PB-221 018
Holdings
Library Call Number Additional Info Location Last
Modified
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Status
NTIS  PB-221 018 Most EPA libraries have a fiche copy filed under the call number shown. Check with individual libraries about paper copy. 06/23/1988
Collation 52p

Full Record Document Number: 6
Main Title Steady State Segmented Estuary Model.
Author Bunc, Ronald E. ; Hetlin, Leo J. ;
CORP Author Federal Water Pollution Control Administration, Charlottesville, Va. Middle Atlantic Region.
Year Published 1969
Report Number CB-SRBP-Technical Paper-11;
Stock Number PB-217 469
Additional Subjects ( Estuaries ; Water pollution) ; ( Mathematical model ; Estuaries) ;
Holdings
Library Call Number Additional Info Location Last
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Status
NTIS  PB-217 469 Most EPA libraries have a fiche copy filed under the call number shown. Check with individual libraries about paper copy. 06/23/1988
Collation 201p

Full Record Document Number: 7
Main Title Use of Mathematical Models as Aids to Decision Making in Water Quality Control.
Author Hal, Charles R. ; Hetlin, Leo J. ;
CORP Author New York State Dept. of Health, Albany.
Year Published 1968
Stock Number PB-215 862
Additional Subjects ( Water resources ; Hydraulic models) ; ( Water pollution ; Cost analysis) ; ( Water quality ; Cost analysis) ; ( James River Basin ; Water pollution) ; Virginia ; Decision making ; Benefit cost analysis ;
Holdings
Library Call Number Additional Info Location Last
Modified
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Status
NTIS  PB-215 862 Most EPA libraries have a fiche copy filed under the call number shown. Check with individual libraries about paper copy. 06/23/1988
Collation 41p