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
VERFAHREN ZUR HERSTELLUNG DES FARBSTOFFES C. I. DIREKT SCHWARZ 19
摘要
申请公布号
DD201144(B1)
申请公布日期
1985.12.18
申请号
DD19810232733
申请日期
1981.08.24
申请人
VEB CHEMIEKOMBINAT BITTERFELD;SCHLYKOW,JURI
发明人
HEPP,WULFDIETER;SCHLYKOW,JURI;ESSBACH,GUENTHER;WEISE,HEINZ;ZEUNERT,PETER;BARTKOWIAK,KLAUS
分类号
C04B33/18;C09B33/18;(IPC1-7):C09B33/18
主分类号
C04B33/18
代理机构
代理人
主权项
地址
您可能感兴趣的专利
MANUFACTURE OF DECORATIVE BOARD
PHOSPHINYLALKANOYL PROLINES
APPAREIL D'ECLAIRAGE
Multiple connection matrix for low voltage lamps - uses two rows of spaced conductors fed from single supply in grid of threaded socket holes
MACHINE POUR MESURER DES SURFACES OPAQUES PAR UN SYSTEME DE BALAYAGE LUMINEUX CONTINU, PAR EXEMPLE POUR DETERMINER LES PORTIONS UTILISABLES DE FEUILLES DE CUIR
Runner attachment for curtain rail with pulley cord - consists of central duct and serrated wedge to retain cord
Heater or cooler for viscous material - has rotor carrying paddles inside stator with internal paddles to agitate heat carrying fluid
Braking pressure control device - has tension spring applying force tending to reduce brake pressure
Adjustable structure for supporting roofing frameworks - comprises at least two complementary profiles within cooperating cylinder and socket arrangement acting as hinge
Para-hydroxy-mandelic acid continuous prepn. - from glyoxylic acid, phenol and sodium hydroxide in aq. soln. in reactors arranged in series
Feed for examining or projecting cine pictures - has case with reels and drive drums and projector all controlled by single button
Logic measuring circuit for distance travelled by vehicle - contains shift register containing binary sequence for comparison with bit sequence generated by coded wheel
Solenoid controlled pilot operated valve - has pilot air accumulator chamber to assist valve spool return spring
Shot brake for hand held firearm - consists of pin across gap between two sloping plates projecting inside barrel to reduce muzzle velocity
Electrolysis cell for syntheses or dialysis - using stack of ring frames contg. alternate anodes and cathodes sepd. by membranes to form alternate anode and cathode chambers
Preparing doses of treatment additive for winemaking must - by packaging a set of different size doses to match corresp. must vats
Toboggan for user in seated position - has concave semi-elliptical shell with handles on upper edge
Cooker with two compartments to steam cook - uses electric heating element to boil water to steam eggs and thermocouple to start timer which cuts off supply after set time
Composite plastic and metal draughting compasses - has legs of plastics and metal with plastics piece including head hinge
Flexible electric heating plate - resistance wire being formed in zigzag grid and grid covered with glass fibre matting, immersed in silicone elastomer
