Shares of Linde India Ltd hit their record high today (August 23) after the firm said Indian Oil Corporation Limited (IOCL) has awarded a letter of acceptance for an air separation unit. Linde India shares zoomed 6.96% to a record high of Rs 6164.65 on BSE. Market cap of Linde India rose to Rs 50,489 crore. The stock has gained 78% in a year and risen 191% in two years. During three years, it has delivered 676% returns to shareholders.