div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: Engineering works procurement construction to Saratov Oil refinery for the project «Adjusting refinery process units» src=https:reader034vdocumentsusreader034viewer202204250555d17029bb61eb16718b46cahtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: Engineering works procurement construction to Saratov Oil refinery for the project «Adjusting refinery process units» src=https:reader034vdocumentsusreader034viewer202204250555d17029bb61eb16718b46cahtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 3button div class=ts-image amp-img class=ts-thumb alt=Page 3: Engineering works procurement construction to Saratov Oil refinery for the project «Adjusting refinery process units» src=https:reader034vdocumentsusreader034viewer202204250555d17029bb61eb16718b46cahtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdiv