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1

Wettability alteration in chalk: 2. Mechanism for wettability alteration from oil-wet to water-wet using surfactants

Dag C Standnes, Tor Austad

Journal:

Journal of Petroleum Science and Engineering

Year:

2000

Language:

english

File:

PDF, 4.34 MB

english, 2000

2

Spontaneous imbibition of water into oil-wet carbonates

Tor Austad, Dag C. Standnes

Journal:

Journal of Petroleum Science and Engineering

Year:

2003

Language:

english

File:

PDF, 774 KB

english, 2003

3

Wettability alteration in carbonates: Interaction between cationic surfactant and carboxylates as a key factor in wettability alteration from oil-wet to water-wet conditions

Dag C Standnes, Tor Austad

Journal:

Colloids and Surfaces A: Physicochemical and Engineering Aspects

Year:

2003

Language:

english

File:

PDF, 706 KB

english, 2003

4

Study on Non-equilibrium Effects during Spontaneous Imbibition

Mirzaei-Paiaman, Abouzar, Masihi, Mohsen, Standnes, Dag Chun

Journal:

Year:

2011

Language:

english

File:

PDF, 1.92 MB

english, 2011

5

Literature review of implemented polymer field projects

Standnes, Dag Chun, Skjevrak, Ingun

Journal:

Journal of Petroleum Science and Engineering

Year:

2014

Language:

english

File:

PDF, 1.33 MB

english, 2014

6

Waterflooding oil-saturated core samples - Analytical solutions for steady-state capillary end effects and correction of residual saturation

Andersen, Pål Ø., Standnes, Dag C., Skjæveland, Svein M.

Journal:

Journal of Petroleum Science and Engineering

Year:

2017

Language:

english

File:

PDF, 3.56 MB

english, 2017

7

Scaling spontaneous imbibition of water data accounting for fluid viscosities

Dag Chun Standnes

Journal:

Journal of Petroleum Science and Engineering

Year:

2010

Language:

english

File:

PDF, 1.20 MB

english, 2010

8

Analysis of oil recovery rates for spontaneous imbibition of aqueous surfactant solutions into preferential oil-wet carbonates by estimation of capillary diffusivity coefficients

Dag Chun Standnes

Journal:

Colloids and Surfaces A: Physicochemical and Engineering Aspects

Year:

2004

Language:

english

File:

PDF, 366 KB

english, 2004

9

Wettability alteration in chalk: 1. Preparation of core material and oil properties

Dag C Standnes, Tor Austad

Journal:

Journal of Petroleum Science and Engineering

Year:

2000

Language:

english

File:

PDF, 778 KB

english, 2000

10

Nontoxic low-cost amines as wettability alteration chemicals in carbonates

Dag C Standnes, Tor Austad

Journal:

Journal of Petroleum Science and Engineering

Year:

2003

Language:

english

File:

PDF, 579 KB

english, 2003

11

Wettability alteration in carbonates: Low-cost ammonium surfactants based on bio-derivatives from the coconut palm as active chemicals to change the wettability form oil-wet to water-wet conditions

Dag C Standnes, Tor Austad

Journal:

Colloids and Surfaces A: Physicochemical and Engineering Aspects

Year:

2003

Language:

english

File:

PDF, 468 KB

english, 2003

12

An Analytic Solution for the Frontal Flow Period in 1D Counter-Current Spontaneous Imbibition into Fractured Porous Media Including Gravity and Wettability Effects

Abouzar Mirzaei-Paiaman, Mohsen Masihi, Dag Chun Standnes

Journal:

Transport in Porous Media

Year:

2011

Language:

english

File:

PDF, 338 KB

english, 2011

13

Spontaneous imbibition of water into cylindrical cores with high aspect ratio: Numerical and experimental results

Dag Chun Standnes

Journal:

Journal of Petroleum Science and Engineering

Year:

2006

Language:

english

File:

PDF, 478 KB

english, 2006

14

A single-parameter fit correlation for estimation of oil recovery from fractured water-wet reservoirs

Dag Chun Standnes

Journal:

Journal of Petroleum Science and Engineering

Year:

2010

Language:

english

File:

PDF, 401 KB

english, 2010

15

An analytical model for spontaneous imbibition in fractal porous media including gravity

Jianchao Cai, Xiangyun Hu, Dag Chun Standnes, Lijun You

Journal:

Colloids and Surfaces A: Physicochemical and Engineering Aspects

Year:

2012

Language:

english

File:

PDF, 647 KB

english, 2012

16

Spontaneous Imbibition of Aqueous Surfactant Solutions into Neutral to Oil-Wet Carbonate Cores: Effects of Brine Salinity and Composition

Strand, Skule, Standnes, Dag C., Austad, Tor

Journal:

Year:

2003

Language:

english

File:

PDF, 223 KB

english, 2003

17

Index for Characterizing Wettability of Reservoir Rocks Based on Spontaneous Imbibition Recovery Data

Mirzaei-Paiaman, Abouzar, Masihi, Mohsen, Standnes, Dag Chun

Journal:

Year:

2013

Language:

english

File:

PDF, 1.97 MB

english, 2013

18

Scaling Spontaneous Imbibition of Aqueous Surfactant Solution into Preferential Oil-Wet Carbonates

Høgnesen, Eli J., Standnes, Dag C., Austad, Tor

Journal:

Year:

2004

Language:

english

File:

PDF, 746 KB

english, 2004

19

Estimation of Imbibition Capillary Pressure Curves from Spontaneous Imbibition Data

Standnes, Dag Chun

Journal:

Year:

2010

Language:

english

File:

PDF, 1.55 MB

english, 2010

20

Calculation of Viscosity Scaling Groups for Spontaneous Imbibition of Water Using Average Diffusivity Coefficients

Standnes, Dag Chun

Journal:

Year:

2009

Language:

english

File:

PDF, 4.18 MB

english, 2009

21

Experimental Study of the Impact of Boundary Conditions on Oil Recovery by Co-Current and Counter-Current Spontaneous Imbibition

Standnes, Dag Chun

Journal:

Year:

2004

Language:

english

File:

PDF, 373 KB

english, 2004

22

Scaling Group for Spontaneous Imbibition Including Gravity

Standnes, Dag Chun

Journal:

Year:

2010

Language:

english

File:

PDF, 1.27 MB

english, 2010

23

An Evaluation of Spontaneous Imbibition of Water into Oil-Wet Carbonate Reservoir Cores Using a Nonionic and a Cationic Surfactant

Standnes, Dag C., Nogaret, Leslie A. D., Chen, Hung-Lung, Austad, Tor

Journal:

Year:

2002

Language:

english

File:

PDF, 466 KB

english, 2002

24

[Society of Petroleum Engineers SPE/CSUR Unconventional Resources Conference - Calgary, Alberta, Canada (2015-10-20)] SPE/CSUR Unconventional Resources Conference - Multi-Scale Rock Characterization and Modeling for Surfactant EOR in the Bakken

Li, Huina, Dawson, Matthew, Standnes, Dag Chun

Language:

english

File:

PDF, 3.14 MB

english

25

[Society of Petroleum Engineers SPE Annual Technical Conference and Exhibition - New Orleans, Louisiana, USA (2013-09-30)] SPE Annual Technical Conference and Exhibition - Offshore Polymer/LPS Injectivity Test with Focus on Operational Feasibility and Near Wellbore Response in a Heidrun Injector

Selle, Olav Martin, Fischer, Herbert, Standnes, Dag Chun, Auflem, Inge Harald, Lambertsen, Anne Marie, Svela, Per Einar, Mebratu, Amare Ambaye, Gundersen, Elisabeth Balchen, Melien, Ingrid

Language:

english

File:

PDF, 1.14 MB

english

26

[Society of Petroleum Engineers SPE EOR Conference at Oil and Gas West Asia - Muscat, Oman (2014-03-31)] SPE EOR Conference at Oil and Gas West Asia - Polymer Flood at Adverse Mobility Ratio in 2D Flow by X-ray Visualization

Skauge, Tormod, Vik, Bartek Florczyk, Ormehaug, Per Arne, Jatten, Berit K., Kippe, Vegard, Skjevrak, Ingun, Standnes, Dag Chun, Uleberg, Knut, Skauge, Arne

Language:

english

File:

PDF, 1.12 MB

english

27

A Novel Relative Permeability Model Based on Mixture Theory Approach Accounting for Solid–Fluid and Fluid–Fluid Interactions

Standnes, Dag Chun, Evje, Steinar, Andersen, Pål Østebø

Journal:

Transport in Porous Media

Year:

2017

Language:

english

File:

PDF, 1.92 MB

english, 2017

28

[Society of Petroleum Engineers SPE Abu Dhabi International Petroleum Exhibition & Conference - Abu Dhabi, UAE (2017-11-13)] SPE Abu Dhabi International Petroleum Exhibition & Conference - A Novel Bounded Capillary Pressure Correlation with Application to Both Mixed and Strongly Wetted Porous Media

Andersen, Pål Østebø, Skjæveland, Svein Magne, Standnes, Dag Chun

Language:

english

File:

PDF, 2.24 MB

english

29

Implications of Molecular Thermal Fluctuations on Fluid Flow in Porous Media and Its Relevance to Absolute Permeability

Standnes, Dag Chun

Journal:

Year:

2018

Language:

english

File:

PDF, 1.34 MB

english, 2018

30

Cocurrent Spontaneous Imbibition in Porous Media With the Dynamics of Viscous Coupling and Capillary Backpressure

Andersen, Pål Ø., Qiao, Yangyang, Standnes, Dag Chun, Evje, Steinar

Journal:

Year:

2018

Language:

english

File:

PDF, 1.73 MB

english, 2018

31

Analytical solutions for forced and spontaneous imbibition accounting for viscous coupling

Andersen, Pål Østebø, Nesvik, Eirik K., Standnes, Dag C.

Journal:

Journal of Petroleum Science and Engineering

Year:

2019

File:

PDF, 3.20 MB

2019