MUMBAI, India, Aug. 10 -- Intellectual Property India has published a patent application (202631076744 A) filed by National Institute Of Technology, Rourkela on June 21, 2026, for Warm Sand-Bitumen-Sulphur Paving Mix And Method For Preparation Thereof.
Inventors include Subhashree Jena; Mahabir Panda; and Gourab Saha.
The application for the patent was published on July 31, 2026, under issue no. 31/2026.
Abstract: ABSTRACT WARM SAND-BITUMEN-SULPHUR PAVING MIX AND METHOD FOR PREPARATION THEREOF The present invention provides a bituminous mix composition, namely warm sand–bitumen–sulphur (SBS) mix suitable for road paving applications. The disclosure presents a process or procedure like any design of mix such as concrete or conventional bituminous mix, that utilizes sand (as the major aggregate), sulphur, bituminous binder modified with non-surfactant wax additive, and/or small quantities of crusher dust and fillers, finally produced at a relatively lower temperature than a conventional one. Different processes were optimized to prepare the aforesaid mix which involves controlled mixing and compaction involving lower temperature condition as compared with prevailing and existing practices of hot paving mixes.
Disclaimer: Curated by HT Syndication.
