Litharollo tsa Hydraulic bakeng sa indasteri ea likoloi tse sebetsang ka sefofane
E sebelisoa haholo kahong, mokhabiso, matla a motlakase, masepala le likhoebo tse kholo tsa indasteri le tsa merafo kaho, ho kenya, ho lokisa le liketsahalo tse ling tsa mosebetsi oa sefofane.
Ka 1980, e ile ea fetoha e mong oa barekisi ba mantlha ba Setsi sa Patlisiso le Nts'etsopele ea Baosteel.Ka 1992, re ile ra qala ho sebelisana le Mitsubishi Heavy Industries ea Japane tlhahisong ea lisilindara tsa oli.Ho tloha tlhahisong ea likarolo tse ling ho ea ho ho bokelloa ha lisilindara tsa oli, re ile ra rua theknoloji le mekhoa ea Majapane.Kamora ho kena lekholong la bo21 la lilemo, e nkile theknoloji le ts'ebetso ho tsoa Jeremane le United States.E na le thekenoloji le litsebo tse ikhethang ho tloha ho moralo oa lihlahisoa ho ea ts'ebetsong ea tlhahiso le moralo le khetho ea likarolo tsa bohlokoa, tse tiisang boleng, botšepehi le nts'etsopele ea mekhoa e mecha ea lihlahisoa.