MUMBAI, India, June 13 -- Intellectual Property India has published a patent application (202311083544 A) filed by Hpcl-Mittal Energy Limited, Noida, Uttar Pradesh, on Dec. 7, 2023, for 'direct pet-coke firing in cfbc boiler.'
Inventor(s) include Amit Kumar; Siddiqui Md Ghazunfer Ali; and Laxman Tari.
The application for the patent was published on June 13, under issue no. 24/2025.
According to the abstract released by the Intellectual Property India: "A feed system for boiler with direct petroleum coke firing comprises multiple bunkers, gravimetric feeders (GF), drag chain feeders (DCF), and petcoke feeders. The bunkers store the petroleum coke. The GFs, DCFs and petcoke feeders are in fluid communication to transfer the petroleum coke ...