,申请号DE19893932053-传众专利搜索

首页产品黄页商标征信

会员服务注册登录

法人/股东/高管

发明名称
摘要
申请公布号	DE3932053(C2)	申请公布日期	1992.06.17
申请号	DE19893932053	申请日期	1989.09.26
申请人	RHEINISCHE BRAUNKOHLENWERKE AG, 5000 KOELN, DE	发明人	KUNTSCHE, KONRAD, DR.-ING., 5042 ERFTSTADT, DE
分类号	E21B47/022;E21F17/18;G01B11/24;G01C9/00	主分类号	E21B47/022
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Plant pathogen inhibitor combinations and methods of use

Extended-release topiramate capsules

Immunostimulatory compositions comprising liposome-encapsulated oligonucleotides and epitopes

Tissue regeneration substrate

Plastic implant impregnated with a degradation protector

Integrated plant for producing 2-ethyl-hexanol and methacrylic acid

Apparatus for metered dose of odor control substance

Fluid catalytic cracking system and process

Hybrid manufacturing platform to produce multifunctional polymeric films

Low molecular weight phosphorus-containing polyacrylic acids and use thereof as scale inhibitors in water-carrying systems

Transparent heat-shielding material excellent in infrared-blocking properties and transparent heat-shielding film made of the same

Process for purifying low molecular weight hydridosilanes

Method of conditioning a mixed liquor containing nonionic polysaccharides and/or nonionic organic molecules

System for wastewater treatment using aquatic plants

Dialysis systems and methods

Underdrain filter block including a grout chamber

Bypass valve for water filter system

Nonvolatile semiconductor memory device

Structure and method for single gate non-volatile memory device having a capacitor well doping design with improved coupling efficiency

Semiconductor device