| Novel nanoparticle-based drilling fluid with improved characteristics MF Zakaria, M Husein, G Hareland SPE international oilfield nanotechnology conference and exhibition, SPE …, 2012 | 257 | 2012 |
| Review of cuttings transport in directional well drilling: systematic approach T Nazari, G Hareland, JJ Azar SPE western regional meeting, SPE-132372-MS, 2010 | 203 | 2010 |
| Review of lost circulation materials and treatments with an updated classification M Alsaba, R Nygaard, G Hareland, O Contreras AADE National Technical Conference and Exhibition, Houston, TX, 1-9, 2014 | 193 | 2014 |
| Improved drilling efficiency technique using integrated PDM and PDC bit parameters HR Motahhari, G Hareland, JA James Journal of Canadian Petroleum Technology 49 (10), 45-52, 2010 | 182 | 2010 |
| Drag-bit model including wear G Hareland, PR Rampersad SPE Latin America and Caribbean Petroleum Engineering Conference, SPE-26957-MS, 1994 | 178 | 1994 |
| A 3D analytical model for wellbore friction BS Aadnoy, M Fazaelizadeh, G Hareland Journal of Canadian Petroleum Technology 49 (10), 25-36, 2010 | 144 | 2010 |
| Use of drilling parameters to predict in-situ stress bounds G Hareland, LL Hoberock SPE/IADC Drilling Conference and Exhibition, SPE-25727-MS, 1993 | 143 | 1993 |
| Cutting efficiency of a single PDC cutter on hard rock G Hareland, R Nygaard, W Yan, JL Wise Journal of Canadian Petroleum Technology 48 (06), 60-65, 2009 | 138 | 2009 |
| Application of in-house prepared nanoparticles as filtration control additive to reduce formation damage O Contreras, G Hareland, M Husein, R Nygaard, M Alsaba SPE International Conference and Exhibition on Formation Damage Control …, 2014 | 137 | 2014 |
| Drilling optimization using drilling data and available technology PR Rampersad, G Hareland, P Boonyapaluk SPE Latin America and Caribbean Petroleum Engineering Conference, SPE-27034-MS, 1994 | 115 | 1994 |
| Numerical simulations of wellbore stability in under-balanced-drilling wells S Salehi, G Hareland, R Nygaard Journal of Petroleum Science and Engineering 72 (3-4), 229-235, 2010 | 108 | 2010 |
| Real-time drill bit wear prediction by combining rock energy and drilling strength concepts B Rashidi, G Hareland, R Nygaard Abu Dhabi International Petroleum Exhibition and Conference, SPE-117109-MS, 2008 | 105 | 2008 |
| Wellbore strengthening-nano-particle drilling fluid experimental design using hydraulic fracture apparatus CO Nwaoji, G Hareland, M Husein, R Nygaard, MF Zakaria SPE/IADC Drilling Conference and Exhibition, SPE-163434-MS, 2013 | 103 | 2013 |
| Wellbore strengthening in sandstones by means of nanoparticle-based drilling fluids O Contreras, G Hareland, M Husein, R Nygaard, M Alsaba SPE deepwater drilling and completions conference, D011S004R001, 2014 | 100 | 2014 |
| A drilling rate model for roller cone bits and its application G Hareland, A Wu, B Rashidi SPE International Oil and Gas Conference and Exhibition in China, SPE-129592-MS, 2010 | 88 | 2010 |
| Calculating unconfined rock strength from drilling data G Hareland, R Nygaard ARMA Canada-US Rock Mechanics Symposium, ARMA-07-214, 2007 | 75 | 2007 |
| Computer simulation predicts unfavorable mud rate and optimum air injection rate for aerated mud drilling B Guo, G Hareland, J Rajtar SPE drilling & completion 11 (02), 61-66, 1996 | 74 | 1996 |
| Casing collapse risk assessment and depth prediction with a neural network system approach S Salehi, G Hareland, KK Dehkordi, M Ganji, M Abdollahi Journal of Petroleum Science and Engineering 69 (1-2), 156-162, 2009 | 68 | 2009 |
| Experimental investigation on wellbore strengthening in shales by means of nanoparticle-based drilling fluids O Contreras, G Hareland, M Husein, R Nygaard, M Alsaba SPE Annual Technical Conference and Exhibition?, SPE-170589-MS, 2014 | 66 | 2014 |
| Method of optimizing motor and bit performance for maximum ROP HR Motahhari, G Hareland, R Nygaard, B Bond Journal of Canadian Petroleum Technology 48 (06), 44-49, 2009 | 56 | 2009 |
Runar NygaardProfessor, University of OklahomaBestätigte E-Mail-Adresse bei ou.edu
