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
Fluid for anvendelse i petroleumsbrönner, samt fremgangsmåte for å bore en brönn
摘要
申请公布号
NO176721(B)
申请公布日期
1995.02.06
申请号
NO19880002276
申请日期
1988.05.25
申请人
HYDRA FLUIDS INC
发明人
PETERSON, THOMAS E.
分类号
E21B21/00;(IPC1-7):C09K7/02
主分类号
E21B21/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
A method for preparing potable water from contaminated crude water
Novel compounds as histamine H3 receptor ligands
TOWER FOR A WINDTURBINE AND METHOD FOR ERECTING A TOWER FOR A WINDTURBINE
METHODS OF TREATING NON-ALCOHOLIC STEATOHEPATITIS (NASH) USING CYSTEAMINE PRODUCTS
METHOD FOR REDUCING AEROSOL EMISSIONS IN A UREA GRANULATION PLANT
SERVICE SPACE FOR A RETRACTABLE PROPULSION DEVICE OR CORRESPONDING
MULTIFUNCTIONAL ORTHOPEDIC ANATOMICAL FOOTWEAR INSERT
CONVEYOR ROLLER
ANTIGLARE PROTECTION BY POLARISING FILTERS
DEVICE FOR TESTING PNEUMATICALLY OPERATED BRAKES
PIPE SECTION CLOSING MECHANISM AND ITS MANUFACTURING METHOD
Nutrient medium for cultivation of fungal strain Trishoderma virens CNMN-FD-13
Homo- and hetero-polyamino-acid derivatives of fullerene C60, method for producing same, and pharmaceutical compositions based on said derivatives
Apparatus and method for conducting microbiological processes
Method for producing a multilayer data carrier anddata carrier produced by said method
Systems and methods for activation and deactivation of appliances
Structure for aquatic farming
Conversion systems for biomass
A systemic pesticide composition for the treatmentof sugarcane infested by thrips
PROCESS FOR THE PRODUCTION OF HYDROGEN BY STEAM REFORMING OF A PETROLEUM FRACTION WITH STEAM PRODUCTION
