Process for preparing condensation products from ingredients comprising urea and formaldehyde,申请号US19520296921-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	Process for preparing condensation products from ingredients comprising urea and formaldehyde
摘要
申请公布号	US2691638(A)	申请公布日期	1954.10.12
申请号	US19520296921	申请日期	1952.07.02
申请人	E. I. DU PONT DE NEMOURS AND COMPANY	发明人	KVALNES HAMLINE M.;JR. LAURENCE T. SHERWOOD,
分类号	C08G12/04	主分类号	C08G12/04
代理机构		代理人
主权项
地址

您可能感兴趣的专利

ABNORMALITY NOTIFYING DEVICE FOR VEHICLE

DIAPHRAGM CARBURETOR

FAN GUARD INTEGRATED AXIAL FLOW FAN MOTOR

SETUP NUMBER ESTIMATION SYSTEM AND CONTROL DEVICE OF COGENERATION SYSTEMS

VIBRATION COMPRESSOR

ELECTRIC-POWERED COMPRESSOR AND AIR CONDITIONER

AIR INTAKE AND EXHAUST DEVICE OF INTERNAL COMBUSTION ENGINE

POWER GENERATING DEVICE

SUPERCHARGING DEVICE

LUBRICATING OIL AMOUNT DETECTION DEVICE

BRIDGE STRUCTURE

MICRO BUBBLE UTILIZING TYPE SOIL IMPROVING METHOD AND MICRO BUBBLE UTILIZING TYPE SOIL IMPROVING SYSTEM

LOCK DEVICE OF LID BODY FOR UNDERGROUND STRUCTURE

HEAT SHIELDING STRUCTURE FOR TENT ROOF

ASBESTOS PEEL-OFF AND REMOVAL SYSTEM

PRE-GROUT PRESTRESSING STEEL AND METHOD OF PRODUCING THE SAME

HEATING PART FIXING MECHANISM AND SNOW MELTING APPARATUS

PANEL CONNECTING STRUCTURE IN BUILDING

EXISTING GATE REMODELING METHOD AND PUMP GATE