COLS Chemicals(Tianjin),Ltd. is the wholly-owned manufacturing facility for the production of advanced drillingfluid chemicals,cementing chemicals,and stimulation additives.
drilling grade CMC used in fracturing fluid, drilling fluid and well cementing fluid as fluid loss controller and tackifier. It can protect the shaft wall and prevent mud loss thus enhance recovery...
drilling ring, truck mounted mobile cranes, coal mining, ship building, construction and petroleum industries.
At present, Our products are widely exported to more than 20 countries such as Europe,...
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