Candidates need to apply separately for recruitments of these companies. As their recruitment is not fixed but they are tentative as per requirement, so we advised you to keep checking their career/vacancy page on regular basis or follow employment news.

Examination pattern of above recruitment : It varies for every recruitments, but the basic facts is they test your basic fundamentals of technical and non technical subjects like Chemical reaction, Thermodynamics, Process calculation, Process control, Fluid mechanics & Mechanical operations, Heat transfer, reasoning aptitude and general knowledge.

How to prepare for competitive examinations: Always remember there are no specific books which cover entire syllabus, so you need to follow standard reference books for basic concepts and numerical practice. We have composed books and study materials for above examination by experts from IITs & reputed authors. It includes previous questions and theory with practice set which is sufficient to crack with proper follow-ups. These study materials & practice sets are available at Engineers institute of India; you place your order online at http://www.engineersinstitute.com