https://www.9curry.com/admit-cards/d05a41 IOCL Boiler Operation Engineers, 2017 - Call-letters for Personal Interview Published: February 2, 2018 2:12pm | Updated: August 2, 2018 7:30pm by Gajendra Singh Rathore IOCL Boiler Operation Engineers, 2017 - Call-letters for Personal Interview: IOCL has issued the Admit Card on 02 Feb 2018 for the exam. Issued on: 02 Feb 2018