FR2158116B1 - - Google Patents

Info

Publication number
FR2158116B1
FR2158116B1 FR7139434A FR7139434A FR2158116B1 FR 2158116 B1 FR2158116 B1 FR 2158116B1 FR 7139434 A FR7139434 A FR 7139434A FR 7139434 A FR7139434 A FR 7139434A FR 2158116 B1 FR2158116 B1 FR 2158116B1
Authority
FR
France
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.)
Expired
Application number
FR7139434A
Other languages
French (fr)
Other versions
FR2158116A1 (en
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Priority to FR7139434A priority Critical patent/FR2158116A1/fr
Publication of FR2158116A1 publication Critical patent/FR2158116A1/fr
Application granted granted Critical
Publication of FR2158116B1 publication Critical patent/FR2158116B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B11/00—Obtaining noble metals
    • C22B11/04—Obtaining noble metals by wet processes
    • 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
    • B22F1/06—Metallic powder characterised by the shape of the particles
    • B22F1/065—Spherical particles
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Nanotechnology (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
FR7139434A 1971-11-03 1971-11-03 Gold powder prodn - for printed circuits Granted FR2158116A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7139434A FR2158116A1 (en) 1971-11-03 1971-11-03 Gold powder prodn - for printed circuits

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7139434A FR2158116A1 (en) 1971-11-03 1971-11-03 Gold powder prodn - for printed circuits

Publications (2)

Publication Number Publication Date
FR2158116A1 FR2158116A1 (en) 1973-06-15
FR2158116B1 true FR2158116B1 (enrdf_load_html_response) 1976-03-26

Family

ID=9085243

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7139434A Granted FR2158116A1 (en) 1971-11-03 1971-11-03 Gold powder prodn - for printed circuits

Country Status (1)

Country Link
FR (1) FR2158116A1 (enrdf_load_html_response)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4731110A (en) * 1987-03-16 1988-03-15 Gte Products Corp. Hydrometallurigcal process for producing finely divided spherical precious metal based powders
AU638832B2 (en) * 1990-05-18 1993-07-08 Mitsubishi Materials Corporation Precious metal article, method for manufacturing same, moldable mixture for use in manufacture of same and method for producing moldable mixture
CN114210989B (zh) * 2021-10-27 2023-11-21 航天科工(长沙)新材料研究院有限公司 一种微米级金粉及其制备方法
CN115026300B (zh) * 2022-07-12 2023-11-03 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） 一种导电浆料用球形金粉的制备方法

Also Published As

Publication number Publication date
FR2158116A1 (en) 1973-06-15

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Legal Events

Date Code Title Description
ST Notification of lapse