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经营范围
发明名称
DRILLING FLUID
摘要
申请公布号
PL319472(A1)
申请公布日期
1998.10.26
申请号
PL19970319472
申请日期
1997.04.14
申请人
INSTYTUT GORNICTWA NAFTOWEGO I GAZOWNICTWA
发明人
CHUDOBA JADWIGA;HERMAN ZDZISLAW;POLCHLOPEK TADEUSZ;RACZKOWSKI JOZEF;ULIASZ MALGORZATA;KINEL DANUTA;SZUBRA GRZEGORZ;SUFFCZYNSKI STANISLAW
分类号
(IPC1-7):C09K7/00
主分类号
(IPC1-7):C09K7/00
代理机构
代理人
主权项
地址
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