Granted patents and patent applications

Peer reviewed publications

High Temperature Cement
  • “Development of silica-enriched cement-based materials with improved aging resistance for application in high-temperature environments,” Krakowiak, K.J., Thomas, J.J., James, S., Abuhaikal, M. and Ulm, F.-J., Cement and Concrete Research, 105 (2018), 91.
  • “Inference of the phase-to-mechanical property link via coupled X-ray spectrometry and indentation analysis: Application to cement-based materials,” Krakowiak, K.J., Wilson, W., James, S., Musso, S. and Ulm, F.-J., Cement and Concrete Research, 67 (2015), 271.
  • “Nano-chemo-mechanical signature of conventional oil-well cement systems: Effects of elevated temperature and curing time,” Krakowiak K.J., Thomas, J.J., Musso, S., James, S., Akono, A.-T. and Ulm F.-J., Cement and Concrete Research, 67 (2015), 103.
Cement Sheath Integrity
P&A and Foam cement
Permeable Cement, Lost Circulation and Calcium Aluminate Cement
Fracturing and Sand Control
Thermoplastics and Liquid Crystal Polymers
Polymer Solutions

Book Chapter

A recent publication from Elsevier, Fluid Chemistry, Drilling and Completion, Volume One, published November 2nd 2021. Edited by Qiwei Wang from Saudi Aramco.

The outline of chapter 5 on cementing additives is shown to the left. 57 pages and 174 references updated to the end of 2020.

Book Chapter

Remedial Cementing Chapter, authors G. Daccord, D. Guillot & S. James, in, Well Cementing, 2nd edition, P503 – 547, Schlumberger 2006. Edited by Erik Nelson and Dominique Guillot, Schlumberger.

Conference papers, and Oilfield Review articles

  • “Fundamental Investigation of the Chemical and Mechanical Properties of High-Temperature-Cured Oilwell Cements,” Thomas, J.J., James, S., Ortega, J.A., Musso, S., Auzerais, F., Krakowiak K.J., Akono, A.-T., Ulm F.-J. and Pellenq, R., paper OTC23668 presented at the Offshore Technology Conference, Houston, Texas, 30 April - 3 May, 2012.
  • “High-Pressure, High-Temperature Technologies,” Schlumberger Oilfield Review, autumn 2008, 46-60.
  • “From Mud to cement – Building Gas Wells,” Schlumberger Oilfield Review, autumn 2003, 62-75.
Drilling Fluids
  • “The Replacement of Alkyl-Phenol Ethoxylates to Improve the Environmental Acceptability of Drilling Fluid Additives,” Getliff, J., and James, S.G., paper SPE35982 presented at the International Conference on Health, Safety and Environment, New Orleans, Louisiana, 9-12 June 1996.
  • “An Integrated Approach to the Development of a Water-Based Mud With Oil-Based Mud Performance,” Sawdon, C.A., Brady, M.E., Cliffe, S. and James, S.G., paper SPE29375 presented at the SPE/IADC Drilling Conference, Amsterdam, 28 Feb.-2 Mar. 1995.
  • “Well Bore Simulator Examines Drilling Fluid, Shale Interactions,” James, S.G., Gorrod, P.J.B., and Forsans, T., Petroleum Engineer International, June 1993, 52.
  • “The Influence of Oil-Based Drilling Fluid Chemistry and Physical Properties on Oil Retention on Cuttings,” Oakley, D.J., James, S.G., and Cliffe, S., paper SPE23060 presented at Offshore Europe Conference, Aberdeen 3-6 September 1991.
Fracturing and Sand Control
  • “Screenless Completions: The Development, Application and Field Validation of a Simplified Model for Improved Reliability of Fracturing for Sand Control Treatments,” Guinot, F., Zhao, J., James, S.G. and d'Huteau, E., paper SPE68934 presented at the SPE 2001 European Formation Damage Symposium, The Hague, May 21-22.
  • “Interaction Between Growing Channels in Proppant Packs: Length and Number of Channels,” James, S.G., Lee, C., Howard, P.R. and Cundall, P.A., paper SPE58756 presented at the SPE International Symposium on Formation Damage, Lafayette, Louisiana, 23-24 February, 2000.
  • “Proppant Flowback Control in High Temperature Wells,” James, S.G., Samuelson, M.L., Reed, G.W., and Sullivan, S.C., paper SPE39960 presented at the Rocky Mountain Regional/Low-Permeability Reservoirs Symposium and Exhibition, Denver, Colorado, 5-8 April 1998.
  • “Fiber Technology,” James, S., in "Reservoir Stimulation", 3rd edition, M.J. Economides and K.G. Nolte editors, P11-31 Wiley, 2000.


  • “What is expected from the cement in cementing for the life of the well? Details here