Treatment of Produced Waters Using a Surfactant Modified Zeolite/Vapor Phase Bioreactor System Page: 5 of 21
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Contract DE-FC26-02NT15461
List of Figures
FIGURE 2.1 - SCHEMATIC DIAGRAM OF EXPERIMENTAL VAPOR PHASE BIOFILTER..... 7
FIGURE 3-1. NORMALIZED VOC REMOVAL PROFILES ALONG THE COMPOST
BIOFILTER COLUMN ON (A) DAY 9 AND (B) DAY 19 ................................................................ 11
FIGURE 3-2. BTEX REMOVAL EFFICIENCY AFTER A 24 HOUR SHUTDOWN PERIOD. (A):
COMPOST BIOFILTER AND (B): POLYURETHANE FOAM BIOFILTER............................... 12
FIGURE 3-3. - BTEX REMOVAL AFTER A 2.8-DAY SHUTDOWN PERIOD: (A) COMPOST
BASED BIOFILTER AND (B) POLYURETHANE FOAM BASED BIOFILTER......................... 13
FIGURE 3-4. - BTEX REMOVAL DURING THE SINGLE SPIKE FEEDING TEST................ 14
FIGURE 3-5. - BTEX REMOVAL EFFICIENCY DURING THE CYCLICAL SPIKE FEEDING
EXPERIMENTS......................................................................................................................................... 15
FIGURE 3-6. - EFFECT OF NUTRIENT ADDITION ON BTEX REMOVAL EFFICIENCY. A
CONCENTRATED NUTRIENT SOLUTION WAS ADDED ON DAY 85 OF OPERATION.......... 16
FIGURE 3-7. RESPONSE OF THE COMPOST BIOFILTER TO REDUCING THE GAS-PHASE
EBCT FROM 1 MINUTE TO 30 SECONDS. THE TOTAL INLET BTEX CONCENTRATION
WAS MAINTAINED AT 130 PPMv......................................................................................................... 173
Semi-Annual Technical Report
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Katz, Lynn E.; Kinney, Kerry A.; Bowman, R. S. & Sullivan, E. J. Treatment of Produced Waters Using a Surfactant Modified Zeolite/Vapor Phase Bioreactor System, report, September 11, 2004; United States. (https://digital.library.unt.edu/ark:/67531/metadc879303/m1/5/: accessed April 18, 2024), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.