JP7798921B2 - 酸化タングステン粉末 - Google Patents

酸化タングステン粉末

Info

Publication number
JP7798921B2
JP7798921B2 JP2023576801A JP2023576801A JP7798921B2 JP 7798921 B2 JP7798921 B2 JP 7798921B2 JP 2023576801 A JP2023576801 A JP 2023576801A JP 2023576801 A JP2023576801 A JP 2023576801A JP 7798921 B2 JP7798921 B2 JP 7798921B2
Authority
JP
Japan
Prior art keywords
tungsten oxide
tungsten
sodium
oxide powder
crystal grains
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
JP2023576801A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2023145520A1 (https=
Inventor
直樹 岩井
貴彦 牧野
志賢 青木
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kyocera Corp
Original Assignee
Kyocera Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kyocera Corp filed Critical Kyocera Corp
Publication of JPWO2023145520A1 publication Critical patent/JPWO2023145520A1/ja
Application granted granted Critical
Publication of JP7798921B2 publication Critical patent/JP7798921B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/16—Making metallic powder or suspensions thereof using chemical processes
    • B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
    • B22F9/24—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
    • B22F9/26—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions using gaseous reductors
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/90—Carbides
    • C01B32/914—Carbides of single elements
    • C01B32/949—Tungsten or molybdenum carbides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G41/00—Compounds of tungsten
    • C01G41/02—Oxides; Hydroxides
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture And Refinement Of Metals (AREA)
JP2023576801A 2022-01-28 2023-01-16 酸化タングステン粉末 Active JP7798921B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022012445 2022-01-28
JP2022012445 2022-01-28
PCT/JP2023/001031 WO2023145520A1 (ja) 2022-01-28 2023-01-16 酸化タングステン粉末

Publications (2)

Publication Number Publication Date
JPWO2023145520A1 JPWO2023145520A1 (https=) 2023-08-03
JP7798921B2 true JP7798921B2 (ja) 2026-01-14

Family

ID=87471400

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023576801A Active JP7798921B2 (ja) 2022-01-28 2023-01-16 酸化タングステン粉末

Country Status (3)

Country Link
JP (1) JP7798921B2 (https=)
CN (1) CN118613446A (https=)
WO (1) WO2023145520A1 (https=)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004508461A (ja) 2000-09-06 2004-03-18 ハー　ツェー　シュタルク　ゲゼルシャフト　ミット　ベシュレンクテル　ハフツング 超粗粒の単結晶の炭化タングステン及びその製造方法及びそれから製造される硬質合金
CN108046326A (zh) 2017-12-07 2018-05-18 崇义章源钨业股份有限公司 制备仲钨酸铵的方法
JP2018119197A (ja) 2017-01-27 2018-08-02 京セラ株式会社 タングステン化合物の回収方法
CN108529628A (zh) 2018-05-28 2018-09-14 株洲硬质合金集团有限公司 一种粗晶碳化钨粉的制备方法
CN111940753A (zh) 2020-08-27 2020-11-17 崇义章源钨业股份有限公司 制备超粗钨粉的系统及方法
CN114436263A (zh) 2022-02-14 2022-05-06 崇义章源钨业股份有限公司 一种超粗均匀碳化钨粉的制备方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4402737A (en) * 1982-09-01 1983-09-06 Gte Products Corporation Method of producing tungsten and tungsten carbide powder

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004508461A (ja) 2000-09-06 2004-03-18 ハー　ツェー　シュタルク　ゲゼルシャフト　ミット　ベシュレンクテル　ハフツング 超粗粒の単結晶の炭化タングステン及びその製造方法及びそれから製造される硬質合金
JP2018119197A (ja) 2017-01-27 2018-08-02 京セラ株式会社 タングステン化合物の回収方法
CN108046326A (zh) 2017-12-07 2018-05-18 崇义章源钨业股份有限公司 制备仲钨酸铵的方法
CN108529628A (zh) 2018-05-28 2018-09-14 株洲硬质合金集团有限公司 一种粗晶碳化钨粉的制备方法
CN111940753A (zh) 2020-08-27 2020-11-17 崇义章源钨业股份有限公司 制备超粗钨粉的系统及方法
CN114436263A (zh) 2022-02-14 2022-05-06 崇义章源钨业股份有限公司 一种超粗均匀碳化钨粉的制备方法

Also Published As

Publication number Publication date
CN118613446A (zh) 2024-09-06
JPWO2023145520A1 (https=) 2023-08-03
WO2023145520A1 (ja) 2023-08-03

Similar Documents

Publication Publication Date Title
CN102665972B (zh) 借助热等离子体生产高纯度铜粉末的方法
EP3797091B1 (en) A method for the manufacture of reduced graphene oxide from electrode graphite scrap
US12049402B2 (en) Method for the manufacture of graphene oxide from electrode graphite scrap
TWI411581B (zh) Method for recovering ruthenium from waste containing ruthenium
WO2011040400A1 (ja) 高純度タングステン粉末の製造方法
CN102847953A (zh) 一种球形纳米钨粉的制备方法
KR101741308B1 (ko) 산화텅스텐 및 그 제조방법
JP2011063486A (ja) 高純度金属ホウ化物粒子の製造方法及びその方法により得られた高純度金属ホウ化物粒子
JP7798921B2 (ja) 酸化タングステン粉末
CN108044126B (zh) 利用废旧硬质合金制备板状结构WC-Co复合粉末的方法
CN111977618B (zh) 一种粗硒粉脱除杂质碲的方法
JP5223085B2 (ja) 塩化揮発法によるレアメタルの分離精製方法
KR101779348B1 (ko) 폐탈질촉매로부터 유가금속 분리 회수방법, 알루미늄 합금 제조방법 및 이에 따라 제조된 알루미늄 합금
JP7783307B2 (ja) 酸化タングステン粉末
WO2024005017A1 (ja) 炭化タングステン粉末
WO2024005100A1 (ja) 炭化タングステン粉末
WO2024005036A1 (ja) 炭化タングステン粉末
KR101539431B1 (ko) Mo-cvd 공정에서 발생하는 폐기물로부터 갈륨의 회수 방법
JP5811002B2 (ja) 中空炭素電極を用いたＳｉＯの製造方法及び装置
KR102830633B1 (ko) 생산성이 개선된 로듐 제조 방법
KR102939049B1 (ko) 폐초경금속으로부터 고순도의 코발트를 추출하는 방법
JP5623956B2 (ja) イリジウムの塩化物溶液からの金属イリジウムの製造方法
CN103725912A (zh) 废硬质合金混合料回收和处理的方法
KR102939050B1 (ko) 니켈 함량이 최소화된 폐초경금속으로부터 코발트를 추출하는 방법
KR102939048B1 (ko) 전처리 공정을 포함하는 폐초경금속으로부터 코발트를 추출하는 방법

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20240718

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20250610

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20250808

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20251125

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20251225

R150 Certificate of patent or registration of utility model

Ref document number: 7798921

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150