tinplate

       1810: The world's firsttin cans by the British invented and patented. At that time a canning expert one day to do 60 cans. 1900: invention of welding. 1847: The United States invented the canning machines, instead of artificial. 1965: Start of aluminum easy open ends for use in canning. 1973: start of iron used in the canning easy-open lid. 1990: Can technology to the production of 1,000 cans per minute or more.