Page 474 - Fundamentals of Enhanced Oil and Gas Recovery

[15,702] [6,800]
Ref. [615] [16]
2.5 API, 10 of point and OF solvent production recovery to
permeability of increase reduction pour 100 F , 17 of in increase oil of months; oil 340 from

Effects Decreased Gravity viscosity at cpo reduction 12% composition. Increment 14 44 For incremental ranged m 3 4110

NH 4 NO 3 2% 4% and nitrate C syrup salts and C 10% NaCl C 1% supplemented and nitrogen nitrate and fractions 1 mineral contain and materials sources P

Nutrient Molasses, unknown Molasses Molasses ammonium addition corn Free mineral Maltodextrine OPE solution Salt Sucrose Peptone 0.5% 30% Brine with phosphorous sources Biodegradable paraffinic salts Naturally inorganic organic N, C

non- no mixtures of degrading marine
microflora and engineered facultative cultures Pseudomonas, rods of of of bacteria

system occurring, microorganism mixed cultures hydrocarbon cultures bacteria suspension stratal microbacteria

Microbial Indigenous naturally pathogenic genetically live of anaerobes or Pure Bacillus, Clostridium, gram-negative Mixed bacteria Mixed source Spore Clostridium Indigenous microflora Slime-forming Ultra

md cp

Characteristics m 550 60 181 11 19% 2.9 viscosity: API viscosity sandstone carbonates

Cases Depth: Permeability: Salinity: Oil 39.4 cP 25 70% 30%

sand Vertz formation wells oil wells
Vertz oilfield, Permian 2000 oil
Vasser unit sandstone producing the Basin. than producing
Cases SE 72 in More

(Continued) Technology CMR, MFR, MSPR, ASMR, MCSC, MSDR, MPR

10.7
Table Country USA USA USA USA