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发明名称
CHEMICAL-SPRAYING APPARATUS FOR GEOTHERMAL SOURCE WELL
摘要
申请公布号
JPH03169998(A)
申请公布日期
1991.07.23
申请号
JP19900221394
申请日期
1990.08.24
申请人
FOSTER OIL EQUIP CO
发明人
UIRIAMU RII GODEA
分类号
E21B43/00;E21B33/00;E21B33/03;E21B33/04;E21B33/068;E21B33/072;E21B37/06
主分类号
E21B43/00
代理机构
代理人
主权项
地址
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