Cov tshuaj Softeners muaj qhov nthuav dav thiab cov nyhuv yas, thiab cov khoom siv feem ntau muaj xws li cov coal tar, ntoo thuv tar, roj av raws li softeners, thiab tawg residue. Cov activators tuaj yeem txo lub sijhawm rov tsim dua tshiab thiab txo qhov siv cov softeners. Cov nquag siv activators yog cov tshuaj tsw qab thiols thiab lawv cov zinc ntsev, nrog rau cov tshuaj tsw qab disulfides.
Cov txheej txheem tsim cov roj hmab rov ua dua muaj peb kauj ruam: crushing, regeneration (desulfurization), thiab refining.
Ntxiv nrog rau txoj kev tsim kho tshiab no, ib txoj hauv kev tshiab rau kev siv cov roj hmab khib nyiab yog tsim los ntawm kev khov thiab crushing khib nyiab roj hmab rau hauv cov hmoov roj hmab nrog ntau qhov sib txawv, uas tuaj yeem siv ncaj qha los ua cov roj hmab muab tub lim.
Cim npe nrov: Cov khoom siv rov siv dua cov ntaub ntawv, Tuam Tshoj cov khoom siv rov siv dua cov ntaub ntawv manufacturers, lwm tus neeg, Hoobkas