ABC
ATP-binding cassette
AD
Anaerobic digestion
AMPS
2-Acrylamido-2-methyl propane sulfonate
ANN
Artificial neural network
ANOVA
Analysis of variance
AOR
Additional oil recovery
APG
Alkyl polyglucoside
API
American Petroleum Institute
ASAG
Alkaline-surfactant-alternated-gas/CO2
ASP
Alkali surfactant polymer
ATCC
American type culture collection
ATP
Adenosine triphosphate
BBD
Box-Behnken design
BET
BrunauerEmmettTeller
BOAST
Black oil applied simulation
BPR
Back pressure regulator
BS
Biosurfactant
C/N
Carbon to nitrogen ratio
CCD
Central composite design
CCR
Carbon catabolite repression
CCS
Carbon dioxide capture and storage
CEOR
Chemical-enhanced oil recovery
CEWAG
Chemically enhanced water alternated gas
CMC
Critical micelle concentration
CMR
Cyclic microbial recovery
CNPC
China National Petroleum Corporation
COD
Chemical oxygen demand
CS
Chemical surfactant
CT
Computed tomography
CTAB
Hexadecyltrimethylammonium bromide
CWOW
Cycle of washing wells
DCT
Drop collapse test
DGGE
Denaturing gradient gel electrophoresis
DNA
Deoxy ribonucleic acid
DNB
Denitrifying bacteria
DOE
Design of experiment
EDX
Energy-dispersive X-ray analysis
EEOR
Enzyme-enhanced oil recovery
EIEmulsification index
EOR
Enhanced oil recovery
EPS
Exopolysaccharides
FDM
Finite difference method
FEM
Finite element method
FE-SEM
Field emission scanning electron microscope
FMB
Fermentation bacteria
FTIR
Fourier-transform infrared spectroscopy
GA
Genetic algorithm
GC-MS
Gas chromatographymass spectroscopy
GMEOR
Genetically engineered MEOR
GOR
Gasoil ratio
HAAs
3-(3-Hydroxyalkanoyloxy) alkanoates
HBL
Hydrophiliclipophilic balance
HCPV
Hydrocarbon pore volume
HDB
Hydrocarbon degrading bacteria
HPAM
Hydrolysed polyacrylamide
HPLC
High-performance liquid chromatography
IB
Iron bacteria
IFT
Interfacial tension
IMEOR
Indigenous microbial enhanced oil recovery
IMPES
Implicit pressure, explicit saturation
IOP
Initial oil in place
IRS
Institute of Reservoir Studies
LC-MS
Liquid chromatographymass spectroscopy
LPG
Liquefied petroleum gas
LSWI
Low salinity water injection
M
Mobility ratio
MALDI-TOF-MS
Matrix-assisted laser desorption ionization time-of-flight tandem mass spectrometry
MBE
Material balance equation
MEL
Mannosylerythritol lipids
MEOR
Microbial-enhanced oil recovery
MFR
Microbial flooding recovery
MMP
Minimum miscibility pressure
MPN
Most probable number
MRST
MATLAB reservoir simulation toolbox
MSM
Minimal salt medium
MSPR
Microbial selective plugging recovery
MWR
Microbial wax removal
NADH
Nicotinamide adenine dinucleotide
NADPH
Nicotinamide adenine dinucleotide phosphate
NGS
Next-generation sequencing
NMR
Nuclear magnetic resonance
NP
Nanoparticle
NRB
Nitrate reducing bacteria
NRPS
Non-ribosomal peptide synthetase
NVP
N-Vinylpyrrolidone
O/W
Oil in water
ODT
Oil-displacement test
OFAT
One-factor-at-a-time
ONGC
Oil and Natural Gas Corporation Limited
OOIP
Original oil in place
OPEC
Organization of the Petroleum Exporting Countries
OPM
Open porous media
PAH
Polyaromatic hydrocarbon
PAM
Polyacrylamide
PBD
Plackett Burman design
PCR
Polymerase chain reaction
PG
Pressure gauge
PHAs
Polyhydroxyalkanoates
PHB
Polyhydroxybutyrate
PIMP
Pseudomonas and its metabolic products
ppm
Parts per million
PT
Pressure transducer
PV
Pore volume
R/A
Resin to asphaltene ratio
R/P
Reserve to production ratio
rDNA
Recombinant deoxyribonucleic acid
RDPI
Reservoir drive performance index
rRNA
Ribosomal ribonucleic acid/recombinant ribonucleic acid
RSM
Response surface methodology
SAG
Surfactant alternated gas
SAGD
Steam-assisted gravity drainage
SB
Sulfur bacteria
Scf/bbl
Standard cubic foot per barrel
Scf/Stb
Standard cubic foot per stock tank barrel/barrel