Knut Backe

Publications, Journals (coauthor):

• O.B. Lile, K.R. Backe, H. Elvebakk and J.E. Buan:
  Resistivity measurements on the sea bottom to map fracture zones in the bedrock underneath sediments
  Geophysical Prospecting, 1994, 42, pp. 813-824. Download (scanned PDF document, 1.1 MB).
• S.K. Lyomov, K.R. Backe, Pål Skalle and O.B. Lile:
  Discussion of Modeling early-time gas migration through cement slurries
  SPE Drilling & Completion, June 1996, p. 125.
• O.B. Lile, H. Justnes, P. Skalle, K.R. Backe and J. Sveen:
  Dissolved gas as a problem in oil well cements
  Advances in Cement Research, October 1996, vol. 8, no. 32, pp. 137-142. Download (scanned PDF document, 1.9 MB).
• Lile, O.B., Elvebakk, E., Backe, K.R., Skalle, P. and Lyomov, S.K.:
  A new technique for measuring permeability and strength of a curing oil well cement
  Advances in Cement Research, April 1997, Vol. 9, No. 34, pp. 47-54. Download (scanned PDF document, 2.2 MB).
• Backe, K.R., Skalle, P., Lile, O.B., Lyomov, S.K., Justnes, H. and Sveen, J.:
  Shrinkage of Oil Well Cement Slurries
  Journal of Canadian Petroleum Technology, September 1998, Vol. 37, No. 9, pp. 63-67. Download (scanned PDF document, 1.6 MB).
• Backe, K.R., Lile, O.B., Lyomov, S.K., Elvebakk, H., and Skalle, P.:
  Characterizing Curing Cement Slurries by Permeability, Tensile Strength, and Shrinkage
  SPE Drilling & Completion (September 1999) 14(3), 162-167. Download (PDF, 150 KB).
• Skalle, P., Backe, K.R., Lyomov, S.K., and Sveen, J.:
  Barite Segregation in Inclined Boreholes
  Journal of Canadian Petroleum Technology, Special Edition 1999, Vol. 38, No. 13, paper 97-76 on CD-ROM (PDF format). Download (PDF, 123 KB).
• Backe, K.R., Lile, O.B., and Lyomov, S.K.:
  Characterizing Curing Cement Slurries by Electrical Conductivity
  SPE Drilling & Completion (December 2001) 16(4), 201-207. Download (PDF, 550 KB).

Conference proceedings etc.:

• Jon Skandsen, Knut R. Backe, Ole Bernt Lile and Cedric M. Griffiths:
  A knowledge-based system for interpretation of wireline logs
  Proceedings, 1989 Conference on Artificial Intelligence in Petroleum Exploration and Production, Tulsa, USA, May 17-19, 1989.
• O.B. Lile, H. Elvebakk, K.R. Backe, J.E. Buan:
  Målinger av resistivitet på sjøbunnen for undersøkelser av svakhetssoner
  Fjellsprengningsteknikk, Bergmekanikk, Geoteknikk, Tapir 1990.
• O.B. Lile, K.R. Backe, H. Elvebakk, J.E. Buan:
  Resistivity Measurements on Sea Bottom and between Sea Bottom and a Drillhole for Investigation of Fracture Zones
  International Conference, Strait Crossings. Trondheim, June 10-13, 1990. Paper at the Nordic Geophysical Meeting, Copenhagen, Jan. 1991.
• O.B. Lile, K.R. Backe, H. Elvebakk, J.E. Buan:
  Resistivity Measurements on Sea Bottom and between Sea Bottom and a Drillhole for Investigation of Fracture Zones
  Ext. abstr., 53th EAEG-meeting, Florence, 1991.
• Skalle, P., Backe, K.R., Elvebakk, H., Justnes, H., Lile, O.B., Lyomov, S.K., and Sveen, J.:
  Integrated test programme for qualifying well cement slurries against formation gas intrusion
  The international conference on development of off-shore oil and gas fields in Russia - The state of the art and perspectives, 22-25 November, 1994, St. Petersburg, Russia, 10 pp. Download (scanned PDF document, 2.6 MB).
• Lyomov, S.K., Backe, K.R., Skalle, P. and Elvebakk, H.:
  New Method for Predicting Mud Instability in Directional Drilling
  First World Congress on Offshore Oil & Gas Research & Development, 19-20 June, 1996, Aberdeen, Scotland.
• Backe, K.R., Lyomov, S.K., and Lile, O.B.:
  A Laboratory Study on Oilwell Cement and Electrical Conductivity
  paper SPE 56539 presented at the 1999 SPE Annual Technical Conference and Exhibition, Houston, 3-6 October (Proceedings - Drilling and Completion, pp. 309-317). Download (PDF, 512 KB).
• Skalle, P., Backe, K.R., Lyomov, S.K., Kilaas, L., Dyrli, A.D., and Sveen, J:
  Microbeads as Lubricants in Drilling Muds Using a Modified Lubricity Tester
  paper SPE 56562 presented at the 1999 SPE Annual Technical Conference and Exhibition, Houston, 3-6 October (Proceedings - Drilling and Completion, pp. 341-347). Download (PDF, 371 KB).

Other:

Proceedings of the 6th Nordic Symposium on Petrophysics, K.R. Backe and T. Loermans (eds.), 15–16 May 2001, Trondheim, Norway.

Some additional papers by the cement group at NTNU and SINTEF:

• Justnes, H., Skalle, P., Sveen, J. and Øye, B.A.:
  Porosity of Oil Well Cement Slurries During Setting
  Advances in Cement Research, January 1995, Vol. 7, No. 25, pp. 9-12. Download (scanned PDF document, 1.1 MB).
• Justnes, H., van Loo, D., Reyniers, B., Skalle, P., Sveen, J. and Sellevold, E.J.:
  Chemical shrinkage of Oil Well Cementing Slurries
  Advances in Cement Research, April 1995, Vol. 7, No. 26, pp. 85-90. Download (scanned PDF document, 1.7 MB).
• Jamth, J., Justnes, H., Lile, O.B., Nødland, N.E., Skalle, P. and Sveen, J.:
  Large scale testing system to evaluate the resistance of cement slurries to gas migration during hydration
  paper 95-405 presented at the 1995 CADE/CAODC Spring Drilling Conference, Calgary, April 19-21. Download (scanned PDF document, 4.3 MB).