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
Improvements in or relating to coal-cutting and like mining machines
摘要
申请公布号
GB844091(A)
申请公布日期
1960.08.10
申请号
GB19580008750
申请日期
1958.03.19
申请人
GEBR. EICKHOFF, MASCHINENFABRIK U EISENGIESSEREI M.B.H.
发明人
分类号
E21C29/00
主分类号
E21C29/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
NOVO E ORIGINAL MODELO DE EMBALAGEM EM FORMA DE VEICULO
FECHO PARA RECIPIENTES DE MATERIAL SINTETICO
CARREGADOR DE MERCADORIAS
AMORTECEDORES PARA CADEIRAS E MOVEIS EM GERAL
APERFEICOAMENTO EM JUNTAS DE VEDACAO PARA OSTOMIA
SPECKLED DENTIFRICE GEL
APPARATUS FOR CONTROLLING ENVIRONMENTAL CONDITIONS, ESPECIALLY SUITABLE FOR USE UNDERWATER
Nickel silica hydrogenation catalyst - of high specific surface,low alkali content for hydrogenating aldehydes,olefins
SISTEMA ELETRONICO DE CONTROLE DE ACAO PROPORCIONAL PARA CELULAS DE COMBUSTIVEL
PROCEDE DE THERMOSOUDAGE DE PELLICULES DE POLYESTER
ROTATING EXPANDABLE PLY RING MECHANISM
CONCENTRACAO DE MINERAIS NAO FERROSOS
HYDROLYZING POLYESTER
DESULFURIZATION OF HEAVY LIQUID HYDROCARBON WITH CARBON MONOXIDE AT HIGH PRESSURE
METHOD OF MANUFACTURING ALUMINUM ELECTRODE FOIL FOR ELECTROLYTIC CAPACITORS
OPTICAL ELEMENTS
PROCESS FOR MAKING STAINLESS STEEL
CONTINUOUS ELECTRODEPOSITION PROCESS
TOOL FOR ATTACHING IMPROVED WING HEADED FASTENERS
FORMULACOES DE AGLUTES DE ACOPLAMENTO E MATERIAIS DE CORPO DE REFORCO COMPREENDENDO OS MESMOS
