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1. CN102439181 - 硬质合金工具

Office Chine
Numéro de la demande 201080017545.3
Date de la demande 26.04.2010
Numéro de publication 102439181
Date de publication 02.05.2012
Numéro de délivrance 102439181
Date de délivrance 20.01.2016
Type de publication B
CIB
C22C 1/05
CCHIMIE; MÉTALLURGIE
22MÉTALLURGIE; ALLIAGES FERREUX OU NON FERREUX; TRAITEMENT DES ALLIAGES OU DES MÉTAUX NON FERREUX
CALLIAGES
1Fabrication des alliages non ferreux
04par métallurgie des poudres
05Mélanges de poudre métallique avec de la poudre non métallique
C22C 29/08
CCHIMIE; MÉTALLURGIE
22MÉTALLURGIE; ALLIAGES FERREUX OU NON FERREUX; TRAITEMENT DES ALLIAGES OU DES MÉTAUX NON FERREUX
CALLIAGES
29Alliages à base de carbures, oxydes, borures, nitrures ou siliciures, p.ex. cermets, ou d'autres composés métalliques, p.ex. oxynitrures, sulfures
02à base de carbures ou de carbonitrures
06à base de carbures mais ne contenant pas d'autres composés métalliques
08à base de carbure de tungstène
CPC
B22F 1/0011
BPERFORMING OPERATIONS; TRANSPORTING
22CASTING; POWDER METALLURGY
FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER
1Special treatment of metallic powder, e.g. to facilitate working, to improve properties
0003Metallic powders per se; Mixtures of metallic powders; Metallic powders mixed with a lubricating or binding agent
0007Metallic powder characterised by its shape or structure, e.g. fibre structure
0011Metallic powder characterised by size or surface area only
C22C 29/08
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
29Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
02based on carbides or carbonitrides
06based on carbides, but not containing other metal compounds
08based on tungsten carbide
Y10T 407/27
YSECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
10TECHNICAL SUBJECTS COVERED BY FORMER USPC
TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
407Cutters, for shaping
27comprising tool of specific chemical composition
Y10T 408/89
YSECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
10TECHNICAL SUBJECTS COVERED BY FORMER USPC
TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
408Cutting by use of rotating axially moving tool
89Tool or Tool with support
C22C 1/05
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
1Making alloys
04by powder metallurgy
05Mixtures of metal powder with non-metallic powder
Déposants 山特维克知识产权股份有限公司
Inventeurs 斯特凡·埃德吕德
Mandataires 中原信达知识产权代理有限责任公司 11219
中原信达知识产权代理有限责任公司 11219
Données relatives à la priorité 0900559-6 27.04.2009 SE
Titre
(ZH) 硬质合金工具
Abrégé
(ZH)

本发明涉及一种硬质合金,其具有在基于Co和/或Ni的分布良好的粘结相中硬质组分的均匀且致密的微观结构,根据ISO?4505其孔隙度为A00-B00。所述硬质合金的纳米孔隙度为小于2.5孔/1000μm2,尺寸为0.5-1μm。通过使用比表面积为3至8m2/g的海绵状粘结相粉末而制备所述硬质合金,所述海绵状颗粒的粒度为1至5μm。