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 VON SILICIUMDIOXYD
摘要
申请公布号
DE2224061(B2)
申请公布日期
1978.02.02
申请号
DE19722224061
申请日期
1972.05.17
申请人
发明人
分类号
C08L7/00;C01B33/187;C01B33/193;C08K3/00;C08L21/00;(IPC1-7):C01B33/12
主分类号
C08L7/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
ISOQUINOLINE DERIVATIVES, THEIR PREPARATION AND THEIR USE
BILDSKAERMANORDNING SOM INNEHAOLLER EN VAOGFORMSGENERATOR.
OPERATING DEVICE FOR AUTOMATIC BLASTING OF STEEL CANVASSING
MICRO COMPUTER'S INTERRUPT CIRCUIT
DEVICES OF PRESSING & RELEASE OF DUPLICATOR FIXING
PROGRAMABLE DUAL CLK CONVERSION CIRCUIT
TEST MACHINE OF THE LENGTH OF LIFE
BATTERY ROAD TESTER
SEALING EQUIPMENT
VENTILATOR FOR EXHAUST GAS
APPARATUS OF COAL FEEDING FOR HOT WATER BOILER
APPARATUS OF HOT AIR
BURNER OF DRY GAS
FISHING TOOL ESTABLISHED THE SUPPORT
AN APPARATUS FOR SIMULTANEOUS HEAT AND MASS TRANSFERS AND FOR CHANGING ATLEAST ONE SELECTED PROPERTY OF A SUBSTANCE AND POWER GENERATION
A METHOD OF MANUFACTURING NON-EXPLOSIVE COMPOSITION FOR DISINTEGRATING CEMENT CONCRETE STRUCTURES,ROCKS AND OTHER SOLID MATERIALS/MASS
A METHOD OF MAKING BUILT DETERGENT BARS
A MACHINE FOR EXTRACTING OR REMOVING STALK AS WELL AS FIBRES FROM THE TEA LEAVES
POTABLE PLUG USED FOR 110V/220V
DEGAUSSING COIL COUPLING DEVICE
