发明名称 SYSTEM FOR CHANGING DENSITY OF DRILLING SLURRY CONTAINING MAGNETIC MATERIAL
摘要 The system for changing density of drilling fluid loaded with magnetic material using a vibratory sieve connected by tanks with a drilling fluid purification unit. The system is distinctive in that it has a vibratory sieve (1) with a built-in separator (4) and the drilling fluid purification unit (5). The separator isolating magnetic fractions from the fluid and is connected with a working tank (7) by means of a magnetic fraction offtake (6).<IMAGE>
申请公布号 PL158034(B2) 申请公布日期 1992.07.31
申请号 PL19890279405 申请日期 1989.05.10
申请人 发明人
分类号 B03C1/04;(IPC1-7):B03C1/04 主分类号 B03C1/04
代理机构 代理人
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