Ubwino Wampikisano

Monga kampani yayikulu kwambiri yamagetsi ku South America, Petrobras imadalira kwambiri zida zosefera mamolekyulu poyenga ndi kukonza gasi. Tawapatsa 3A, 13X, aluminium activated, ndi zina.

Chimodzi mwazinthu zazikulu zitatu zoyenga mafuta ku Kazakhstan, ndipo ali ndi mapulani okulitsa mphamvu. Takhazikitsa mgwirizano, kuwapatsa 4A ndi mitundu ina ya zinthu za sieve ya maselo.

Gazprom Neft ndi kampani yachitatu{0}}ku Russia yopanga mafuta ambiri. Zeolite ndiwothandiza kwambiri pamakampani a petroleum, ndipo tawakonzera makonda a Y-mtundu wa zeolite, monga dealuminate ammonium Y ndi silica-alumina ratio ya 60.

Ras Lanuf Refinery ndi yaikulu kwambiri mwa mafakitale asanu akuluakulu oyenga mafuta omwe ali pansi pa Libyan National Oil Corporation, yomwe ikugwira ntchito 60% ya mafuta oyeretsedwa ku Libya. Tawapatsa ma sieve a ma molekyulu a 3A.