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Search Results for the EPA National Library Catalog
Items Found: 2085
Showing: Items 451 - 500
Your Search: (SUBJECT=Sewage Purification)
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Title
Year Published
451
Denitrification in onsite wastewater treatment and disposal systems
1991
452
Denitrification system for onsite wastewater treatment
1992
453
Design and performance criteria for settling tanks for the removal of physical-chemical flocs /
1973
454
Design calculations in wastewater treatment /
1981
455
Design criteria for mechanical, electric, and fluid system and component reliability.
1974
456
Design example, high rate systems /
1979
457
Design guides for biological wastewater treatment processes /
1971
458
Design handbook for automation of activated sludge wastewater treatment plants /
1980
459
Design information on fine pore aeration systems : project summary.
1994
460
Design manual : fine pore aeration systems.
1989
461
Design manual : municipal wastewater disinfection.
1986
462
Design manual : municipal wastewater stabilization ponds /
1983
463
Design of 301(h) monitoring programs for municipal wastewater discharges to marine waters /
1982
464
Design of municipal wastewater treatment plants /
1992
465
Design of municipal wastewater treatment plants /
2010
466
Design of municipal wastewater treatment plants.
1998
467
Design of stormwater filtering systems /
1996
468
Design of wastewater treatment facilities : major systems /
1978
469
Designing extended aeration units for operation in cold regions /
1972
470
Designing to remove phosphorus using metal salts and polymers in conventional plants /
1972
471
Destruction of hazardous wastes by ultraviolet catalyzed oxidation
1983
472
Detailed review of thirty municipal wastewater treatment facilities in the Great Lakes basin
1983
473
Detection and inactivation of enteric viruses in wastewater /
1977
474
Detection, control, and correction of hydrogen sulfide corrosion in existing wastewater systems.
1992
475
Determination and removal of floatable material from waste water /
1965
476
Determination if distribution boxes can be eliminated without inducing increased failure to disposal fields
1958
477
Determination of activated sludge biokinetic constants for chemical and plastic industrial wastewaters
1985
478
Determination of activated sludge biokinetic constants for chemical and plastic industrial wastewaters /
1983
479
Determination of activated sludge biokinetic constants for chemical and plastic industrial wastewaters : appendix A raw data /
1983
480
Determination of neutral nitrogen-containing pesticides in industrial and municipal wastewaters fenarimol, MGK 264, MGK 326, and pronamide /
1985
481
Determination of phthalates in industrial and municipal wastewaters /
1981
482
Determination of present water use and waste loads.
1967
483
Determination of rotenone in industrial and municipal wastewaters
1985
484
Determination of safe limits for the discharge of volatile materials to sewers
1980
485
Determination of soluble styphnate and nitrate in waste water from lead styphnate primer plants /
1974
486
Determination of TCDD in industrial and municipal wastewaters /
1982
487
Determination of TCDD in industrial and municipal wastewaters / {Microfiche}
1982
488
Determination of the design parameters for a 30 MGD two stage nitrification plant
1976
489
Detoxification of kraft pulp mill effluent by an aerated lagoon /
1972
490
Develop and demonstrate fundamental basis for selectors to improve activated sludge settleability /
2006
491
Developing an outreach program for small communities /
1987
492
Development and evaluation of a method for the determination of phytosterols in pulp and paper mill effluents /
1997
493
Development document for effluent limitations guidelines and new source performance standards for the insulation fiberglass manufacturing segment of the glass manufacturing point source category.
1974
494
Development document for effluent limitations guidelines and new source performance standards for the major inorganic products segment of the inorganic chemicals manufacturing point source category.
1974
495
Development document for proposed effluent limitations guidelines and new source performance standards : insulation fiberglass manufacturing segment of the glass manufacturing point source category.
1973
496
Development document for proposed effluent limitations guidelines, new source performance standards, and pretreatment standards for the steam electric point source category.
1980
497
Development of a biological simulation monitor for joint municipal/industrial treatment systems /
1979
498
Development of a biological system for the treatment of mill waste waters containing thiosulfate
1973
499
Development of a chemical denitrification process /
1970
500
Development of design criteria for waste stabilization ponds,
1957
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