首页
产品
黄页
商标
征信
会员服务
注册
登录
全部
|
企业名
|
法人/股东/高管
|
品牌/产品
|
地址
|
经营范围
发明名称
COLUMN CLOSURE CAP AND METHOD OF PREPARING AND CARRYING OUT COLUMN INVESTIGATIONS
摘要
申请公布号
EP0902858(B1)
申请公布日期
2000.03.22
申请号
EP19970925039
申请日期
1997.06.04
申请人
UFZ-UMWELTFORSCHUNGSZENTRUM LEIPZIG-HALLE GMBH
发明人
LAZIK, DETLEF;SEIFERT, ECKHARD;SANDER, MICHAEL;SCHNEIDER, THOMAS
分类号
E02D1/00;E21B25/00;G01N33/24;(IPC1-7):E21B25/00
主分类号
E02D1/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
PRECURSOR SOL COMPOSITION OF FURAN RESIN-SILICA GLASS HYBRID SUBSTANCE AND PRODUCTION OF THE SAME HYBRID SUBSTANCE
MODIFICATION OF POLYESTER PLASTIC BY REACTION EXTRUSION
NEW TOUGHENED CURABLE POLYPHENYLENE ETHEREAL RESIN COMPOSITION
COATING AGENT
PRODUCTION OF AROMATIC POLYCARBONATE
PRODUCTION OF GRAFT MODIFIED POLYMER
NEW PRODUCTION OF LACTONE DERIVATIVE
PRODUCTION OF ETHYLENE GLYCOL SLURRY
TACKIFIER AND PLASTISOL COMPOSITION
HOST FUNCTION MATERIAL
OPTICALLY ACTIVE COMPOUND, ITS PRODUCTION, ITS INTERMEDIATE AND LIQUID CRYSTAL CONTAINING THE SAME
TRANSFER MEMBER OF OPTICAL ELEMENT FORMING APPARATUS
PROCESSING OF PRODUCTION WASTE CONTAINING SULFUR AND PHOSPHORUS
OZONE FEEDER AND METHOD THEREOF
ENGINE MAINTENANCE TIME CALCULATING METHOD FOR SHIP OR THE LIKE
SHIP MOORING DEVICE
SEAT SUPPORT DEVICE FOR MOTORCYCLE
ELECTRICALLY CONDUCTIVE LIGHTWEIGHT AGGREGATE AND ITS PRODUCTION
LIGHTING SYSTEM FOR ESCALATOR
WELDING WIRE LOADED BODY AND WELDING WIRE PAIL CONTAINER