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苏联乌克兰天然气科学研究所研制了一种允许洗井液作局部反循环的液力-磁力打捞器,可以用于钻井过程中打捞井底的或油井大修时打捞生产套管内的金属落物和铁屑。凭借打捞器的液力和磁力的共同作用,可以达到完全清除井底金属落物和铁屑的目的。
Soviet Union Ukraine Institute of Natural Gas Science has developed a fluid well to allow partial reverse circulation of the hydraulic - magnetic salvors can be used for drilling the bottom of the salvage well or oil well repair salvage the production casing metal and iron Crumbs With the salvage of the hydraulic and magnetic forces together, you can achieve the complete removal of metal bottom litter and scrap iron purpose.