Thermic Fluid Jacketed Vessel (Dhanyamlam Vessel) is a open type cooking vessel heated by LPG firing system. The vessel is commonly used in pharmaceutical industry for the preparation of decoction or for various preparations. Vessel is mounted on a A-type frame for better portability and also provided with tilting arrangement for the easy discharge of residue after cooking. Various capacities are available. Vessel is equipped with safety features like safety valve, and a positive closing valve.