[1] World Oil 2004 Drilling, (2004), Completion and Work over Fluids. World Oil. 225: 1-6.
[2] Berthezene N., Hemptinne J., Audibert A., Argillier J., (1999), Methane solubility in synthetic oil-based drilling muds. J. Petrol. Sci. Eng. 23: 71–81.
[3] Garcia-Ochoa F., Santos V. E., Casas J. A., Gomez E., (2000), Xanthan gum: Production, recovery, and properties. Biotechnol. Adv. 18: 549-579.
[4] Pérez R. M., Siquier S., Ramı́rez N., Müller A. J., Sáez A. E., (2004), Non-Newtonian annular vertical flow of sand suspensions in aqueous solutions of guar gum. J. Petrol. Sci. Eng. 44: 317–331.
[5] Caenn R., Chillingar G. V., (1996), Drilling fluids: State of the art. J. Petrol. Sci. Eng. 14: 221–230.
[6] Dolz M., Jiménez J., Hernández M. J., Delegido J., Casanovas A., (2007), Flow and thixotropy of non-contaminating oil drilling fluids formulated with bentonite and sodium carboxymethyl cellulose. J. Petrol. Sci. Eng. 57: 294-302.
[7] Kok M. V., Iscan G., (2009), Effect of Carboxy Methyl Cellulose and Determination of Pore Throat Criteria for Water-based Drilling Fluids. Energy Sources Part A: Recovery Utilization Environ. Eff. 31: 396–405.
[8] Dairanieh I. S., Lahalih S. M., (1988), Novel polymeric drilling mud viscosifiers. Eur. Polym. J. 24: 831-835.
[9] Paiaman A. M., Al-Anazi D. B., (2009), Feasibility of decreasing pipe sticking probability using nanoparticles. NAFTA 60: 645-647.
[10] Abdo J., Haneef M. D., (2013), Clay nanoparticles modified drilling fluids for drilling of deep hydrocarbon wells. Appl. Clay. Sci. 86: 76-82.
[11] Fereydouni M., Sabbaghi S., Saboori R., Zeinali S., (2012), Effect of polyanionic cellulose polymer nanoparticles on rheological properties of drilling mud. Int. J. Nanosci. Nanotech. 8: 171-174.
[12] Saboori R., Sabbaghi S., Mowla D., Soltani A., (2012), Decreasing of water loss and mud cake thickness by CMC nanoparticles in mud drilling. Int. J. Nano Dimens. 3: 101-104.
[13] Luo Y. R., Chen M., Liu D. S., Jin Y., Du M. H., Hou J., (2012), Technology and applications of foam drilling fuid in fractured and complex formations. Petrol. Sci. Technol. 30: 1747-1754.
[14] Herzhaft B., Toure A., Bruni F., Saintpere S., (2000), Aqueous foams for underbalanced drilling: The question of solids. SPE 62898, Presented at the 2000 SPE Annual Technical Conference and Exhibition, Dallas, Texas, October 1-4.
[15] Rojas Y., Vieira P., Borrell M., Blanco J. , Ford M., Nieto L., Lopez G., Atencio B., (2002), Field application of near-balanced drilling using aqueous foams in western venezuelapaper. IADC/SPE 74449 presented at the 2002 IADC/SPE drilling conference, Dallas, Texas, February 26-28.
[16] Ozbayoglu E. M., (2009), Pressure loss at the bit while drilling with foam. Petrol. Sci. Technol. 27: 687-698.
[17] Dong-mei W., Da-kuang H., Guan-li X., Li Y., (2008), Influence of partially hydrolyzed polyacrylamide on the foam capability of α-Olefin Sulfonate surfactant. Petrol. Explor. Develop. 35: 335-338.
[18] Alizadeh S., Sabbaghi S., Soleymani M., (2015), Synthesis of Alumina/Polyacrylamide nanocomposite and its influence on viscosity of drilling fluid. Int. J. Nano Dimens. 6: 271-276.
[19] Sadeghalvaad M., Sabbaghi S., (2015), The effect of the TiO2/polyacrylamide nanocomposite on water-based drilling fluid properties. Powder Technol. 272: 113-119.
[20] Sadeghalvaad M., Sabbaghi S., (2015), The preparation and rheological studies of the TiO2/Polyacrylamide nanofluid. J. Nanofluids. 4: 435-441.
[21] Zhang D., (2012), Improved visible light photocatalytic activity of Titania loaded with Silver on discoloration of a heterocyclic aromatic chemical dye solution. Russ. J. Phys. Chem. A. 86: 675-680.
[22] Gadhave A., (2014), Determination of hydrophilic-lipophilic balance value. Int. J. Sci. Res. 3: 573-575.