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发明名称
METHOD OF WITHDRAWING MUD FROM THE FILTER AND FILTER-ADJONING ZONE OF WATER WELL
摘要
申请公布号
SU1063954(A1)
申请公布日期
1983.12.30
申请号
SU19823481481
申请日期
1982.08.16
申请人
VNII VODOSNABZHENIYA,KAHAóô³A|ôô,×ô¯POTEXHôÚECKôX COOPÔÖEHôö ô ôHÖEHEPHOö ×ô¯PO×EOóO×ôô
发明人
ALEKSEEV VLADIMIR S,SU;GREBENNIKOV VALENTIN T,SU;KRAKOVSKIJ BORIS S,SU;VOROPANOV VIKTOR E,SU
分类号
E03B3/18;(IPC1-7):E03B3/18
主分类号
E03B3/18
代理机构
代理人
主权项
地址
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