... A. Food pharmaceutical,B. Fine chemical,C. Agriculture,D. Oil drilling, and so on3. Advantages.1. Outstanding viscosity-enhancing property ... Gum can be applied to many industrial fields, such as oil drilling, pesticide, pottery & porcelain, printing & dyeing, paint, paper- ... is specially produced as mud additive for oil drilling. Being an environment friendly and high efficiency mud additive, it has an ...