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
Method of bleaching kraft pulp
摘要
申请公布号
US2239606(A)
申请公布日期
1941.04.22
申请号
US19380226676
申请日期
1938.08.25
申请人
WEST VIRGINIA PULP AND PAPER COMPANY
发明人
HILL EDWARD H.;HOOKS RALPH
分类号
D21C9/12
主分类号
D21C9/12
代理机构
代理人
主权项
地址
您可能感兴趣的专利
STORAGE OF PHOTOGRAPHIC TRANSPARENCIES
2-PIPERAZINYL-6,7-DIMETHOXYQUINAZOLINES
TREATMENT OF FILTER MATERIALS FOR USE IN DUSTPROOF MASKS
PIPE SECTION FOR USE IN BOREHOLE OPERATIONS
PREDICTING CODER
PRINTING DIGIT CONTROLLING SYSTEM
OPTICAL PULSE RECEIVER
SCREEN ADDRESS DESIGNATION SYSTEM
Region information processing system
Damped bearing device
Crop or product carrier
Process for the preparation of the highly pure enzyme kallikrein from swine pancreas extracts
Fabrication of conductor-clad composites using molding compounds and techniques
Process and composition for treatment of leukemia and process for preparing the same
Method of treating cardiac arrhythmia
Analogs of extended N-terminal somatostatin
Protective gel composition for wounds
Antibiotic cytophagin and a process for producing the same
Aluminum-corrosion inhibitive heat transfer fluid
Method for producing a sieve belt of thermosettable synthetic resin helices for a papermaking machine