..., high adsorption of surfactant on reservoir rocks, and limited thermal stability of the surfactant. The opportunity exists to design steam foam surfactant formulations with improved performance at high temperature. In this paper, a systematic approach to screen surfactants for field applications...

... [ 8 ] [ 9 ]. However, in search of improving technical aspects of foam application in fields operated under gas injection, such as reduction in water consumption, use of less surface equipment, and a more efficient use of the chemicals, a novel gas dispersible foam technology to improve the sweep...

... by replacing 60% to 80% of the liquid phase by the less expensive CO2 phase. A new gelled foam system was specifically designed for application to Rangely conformance problems. The field-tested surfactant/gel system was designed according to the following criteria: to produce strong and robust gel led foams...

... wells. Previous pilots where CO 2 -foam technology was implemented in the field have shown success in achieving mobility control and some conformance improvement ( Heller et al. 1985 , Holm and Garrison 1988 , Jonas et al. 1990 , Chou et al. 1992 , Stephenson et al. 1993 , Hoefner and Evans...

... and determine the necessary injection constraints for its successful production-enhancing field deployment. The simulation results of the gaseous-foam EOR technology applied in 5-spot model show that the constant rate foam injection is ideal for conformance correction and improved oil recovery even...

... the risk of creating permanent impact on flow capacity of the reservoir. Field implementation of the CO 2 foam technology has shown some success in the past in achieving gas injectivity reduction and conformance improvement (Heller et al. 1985, Holm and Garrison 1988 , Jonas et al. 1990 , Chou et...

... conformance . Annual Technical Meeting . Kuehne , Donald L. , et al . 1990 . Design and evaluation of a nitrogen-foam field trial . Journal of petroleum technology 42.04 : 504 – 512 . https://doi.org/10.2118/17381-PA https://doi.org/10.2118/17381-PA Manrique , E. J. , Thomas , C...

... provides new insights into effectiveness of CO 2 foam in actual field applications. The results from this pilot may help to better screen and design future foam injection pilots. reservoir characterization production control chemical flooding methods enhanced recovery conformance improvement...

... Foam Field Trial at North Ward-Estes , SPE/DOE 27785, SPE/DOE 9th Symposium of Improved Oil Recovery, Tulsa, OK, 1994. 8 Sydansk, R.D., A new conformance- improvement-treatment chromium(III) gel technology , SPE/DOE 17329, Proc. SPE/DOE EOR Symp., Tulsa, OK, 1988, pp. 99-114. 9 Sydansk, R.D., A newly...

.... The slug sequence needs to be optimized for field application. According to this work, foam injection (with subsequent water injection) + gel injection + foam injection (with subsequent water injection) can be an option. ✓ Microgel/surfactant flooding is also promising EOR method. In addition, its...

... 2017 . Mukherjee , B. , Patil , P.D. , Gao , M. et al . Laboratory Evaluation of Novel Surfactant for Foam Assisted Steam EOR Method to Improve Conformance Control for Field Applications . Presented at the SPE Improved Oil Recovery Conference , Tulsa, Oklahoma, USA , 14-18 April...

... Abstract A successful field trial of foams as gas injection conformance enhancer has been deployed in the Cusiana field in Colombia, South America. This work describes the Front End Loading (FEL) process done to get to the field trial, the field operation itself, and the results obtained so...

... flooding methods oil production sacroc field spe 160016 vertical conformance injector pilot conformance gas production co 2 production rate surfactant foam Introduction Operators are demanding solutions that maximize recovery from existing reservoirs, capturing the high value...

... these conformance issues even from day one of implementation. Additive-assisted EOR has been field tested for both technical and economic viability towards improving the oil recovery and operational efficiency of the EOR methods. For example, foam has been shown to limit gas-conformance issues, increase oil...

... insensitive to petroleum reservoir environments and interferences. This gel technology has been employed in over 1,400 conformance- control treatments worldwide. Highlights of illustrative field applications and results involving the CC/AP conformance- control gel technology are presented. An overview of what...

... communicating and non-communicating heterogeneous systems. During this laboratory study, a surfactant that has shown success for foam applications in the field was evaluated and used as a baseline to compare and evaluate low tension foam formulations. We measured resistance factors under constant pressure...

... insensitive to petroleum reservoir environments and interferences. This gel technology has been employed in over 1,400 conformance- control treatments worldwide. Highlights of illustrative field applications and results involving the CC/AP conformance- control gel technology are presented. An overview of what...

... and gelled foams may be the more robust and effective conformance control agents. Given the few CO 2 foams that were tested in the field for mobility control/sweep improvement, perhaps weak CO 2 foams stabilized with water-soluble surfactants, CO 2 -soluble surfactants, a combination of CO 2 -soluble...