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
RETARDING SYSTEMS AND APPLICATION TO OIL WELL CEMENTING
摘要
申请公布号
EP1060147(B1)
申请公布日期
2001.10.31
申请号
EP19990910305
申请日期
1999.02.25
申请人
SOFITECH N.V.;COMPAGNIE DES SERVICES DOWELL SCHLUMBERGER;NILSSON, FREDERIK
发明人
BARLET-GOUEDARD, VERONIQUE;BRAND, FABIEN;MAROY, PIERRE
分类号
C04B22/16;C04B24/00;C04B28/02;C04B40/00;C09K8/46;(IPC1-7):C04B28/02
主分类号
C04B22/16
代理机构
代理人
主权项
地址
您可能感兴趣的专利
A METHOD FOR THE TREATMENT OF WASTE MATTER
MULTIPLE DELIVERY SYSTEM
WINDSCREEN AND LIKE SURFACE WIPER DEVICE AND CONNECTOR DEVICE FOR USE THEREIN
AN IMPACT ABSORBING SUPPORT MEMBER
ELECTRONIC STILL CAMERA
SHORTED-COAXIAL-CABLE DETECTOR FOR LOCAL-AREA NETWORKS.
EL-BUSS MED KOMBINERAD TRAAD- OCH BATTERIDRIFT
DRIVANORDNING FOER ATT DRIVA OCH I OLIKA LAEGEN EXAKT POSITIONERA ENHETER, FOERETRAEDESVIS VRIDBARA SKYLTSTAVAR I BILDVAEXANDE SKYLTAR
HEIZKESSEL
BI-LEVEL IMAGE DISPLAY SIGNAL PROCESSING APPARATUS
SAILBOAT.
Socketless pipe-insertion connection for thin-walled sheet-metal pipes
VERFAHREN ZUR HERSTELLUNG NEUER 2-AMINOPURINDERIVATE UND IHRER SALZE
HEATING DEVICE, PARTICULARLY FOR SKI BOOTS
PEPTIDE DERIVATIVES INHIBITORS OF HYDROXYLING ENZYMES, THEIR PROCESS OF PREPARATION, THE AGENTS THEREOF AND THEIR USE
ACCHIAPPAMOSCHE TOBIA 2.000
GLEISANLAGE
BIMETALLAUSLOESER FUER LEITUNGSSCHUTZSCHALTER
CANNA FUMARIA A RECUPERO DI ENERGIA MEDIANTE IL CALORE DEI FUMI.
VISIBLE-LIGHT ENERGY IRRADIATION THERAPEUTIC APPARATUS