BE796831A - Procede de preparation d'une poudre metallique consistant principalement en fer - Google Patents
Procede de preparation d'une poudre metallique consistant principalement en ferInfo
- Publication number
- BE796831A BE796831A BE128840A BE128840A BE796831A BE 796831 A BE796831 A BE 796831A BE 128840 A BE128840 A BE 128840A BE 128840 A BE128840 A BE 128840A BE 796831 A BE796831 A BE 796831A
- Authority
- BE
- Belgium
- Prior art keywords
- iron
- preparing
- metal powder
- powder consisting
- consisting primarily
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/008—Use of special additives or fluxing agents
-
- 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
- B22F9/20—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds
- B22F9/22—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds using gaseous reductors
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
-
- 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
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Hard Magnetic Materials (AREA)
- Paints Or Removers (AREA)
- Magnetic Ceramics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19722212933 DE2212933A1 (de) | 1972-03-17 | 1972-03-17 | Verfahren zur herstellung eines im wesentlichen aus eisen bestehenden metallpulvers |
Publications (1)
Publication Number | Publication Date |
---|---|
BE796831A true BE796831A (fr) | 1973-09-17 |
Family
ID=5839213
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE128840A BE796831A (fr) | 1972-03-17 | 1973-03-15 | Procede de preparation d'une poudre metallique consistant principalement en fer |
Country Status (7)
Country | Link |
---|---|
US (1) | US3837839A (ja) |
JP (1) | JPS4911760A (ja) |
BE (1) | BE796831A (ja) |
DE (1) | DE2212933A1 (ja) |
FR (1) | FR2176733B1 (ja) |
GB (1) | GB1419598A (ja) |
IT (1) | IT980589B (ja) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL167729C (nl) * | 1973-05-03 | 1982-01-18 | Philips Nv | Werkwijze voor het bereiden van een hoofdzakelijk uit ijzer bestaand metaalpoeder. |
DE2361539C2 (de) * | 1973-12-11 | 1984-06-20 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Verfahren zur Herstellung eines ferromagnetischen, überwiegend aus Eisen bestehenden Materials |
US4002464A (en) * | 1974-04-13 | 1977-01-11 | Klockner-Werke Ag | Method of and apparatus for transporting of metal fibers |
DE2434096C2 (de) * | 1974-07-16 | 1985-10-17 | Basf Ag, 6700 Ludwigshafen | Nadelförmige, vorwiegend aus Eisen bestehende ferromagnetische Metallteilchen und Verfahren zu ihrer Herstellung |
US3967986A (en) * | 1975-01-27 | 1976-07-06 | U.S. Philips Corporation | Method of preparing ferromagnetic material |
JPS6044805B2 (ja) * | 1976-08-27 | 1985-10-05 | 日本ビクター株式会社 | 磁気記録媒体の製造方法 |
JPS54122663A (en) * | 1978-03-16 | 1979-09-22 | Kanto Denka Kogyo Kk | Production of magnetic powder for magnetic recording based on iron |
JPS54122664A (en) * | 1978-03-16 | 1979-09-22 | Kanto Denka Kogyo Kk | Production of magnetic powder for magnetic recording based on iron |
US4165232A (en) * | 1978-09-15 | 1979-08-21 | Basf Aktiengesellschaft | Manufacture of ferromagnetic metal particles essentially consisting of iron |
JPS5571002A (en) * | 1978-11-24 | 1980-05-28 | Hitachi Ltd | Manufacture of magnetic powder for magnetic recording medium |
JPS5573803A (en) * | 1978-11-25 | 1980-06-03 | Hitachi Maxell Ltd | Production of magnetic alloy powder |
DE2909480A1 (de) * | 1979-03-10 | 1980-09-11 | Bayer Ag | Ferromagnetisches, im wesentlichen aus eisen bestehendes metallpigment und verfahren zu dessen herstellung |
US4305752A (en) * | 1979-07-30 | 1981-12-15 | Pfizer Inc. | Metallic iron particles for magnetic recording |
US4256484A (en) * | 1979-07-30 | 1981-03-17 | Pfizer Inc. | Metallic iron particles for magnetic recording |
US4305753A (en) * | 1980-07-31 | 1981-12-15 | Hercules Incorporated | Process for producing ferromagnetic metallic particles |
US6384254B1 (en) | 1999-11-04 | 2002-05-07 | Shin-Etsu Chemical Co., Ltd. | Quaternary ammonium salt-containing polysiloxane, making method, and fiber or fabric treating agent composition |
WO2017188309A1 (ja) | 2016-04-27 | 2017-11-02 | ダウ コーニング コーポレーション | 新規オルガノポリシロキサン又はその酸中和塩、およびそれらの用途 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL160106C (nl) * | 1968-01-31 | 1979-09-17 | Philips Nv | Werkwijze ter bereiding van een in hoofdzaak uit ijzer bestaand magnetisch stabiel poeder, voor magnetische registratie. |
NL162233C (nl) * | 1968-03-05 | 1980-04-15 | Philips Nv | Werkwijze ter bereiding van een in hoofdzaak uit ijzer bestaand magnetisch stabiel poeder, voor magnetische registratie. |
NL163355C (nl) * | 1969-04-08 | 1980-08-15 | Philips Nv | Werkwijze ter bereiding van een in hoofdzaak uit ijzer bestaand magnetisch stabiel metaalpoeder, voor magnetische registratie. |
US3623859A (en) * | 1970-05-22 | 1971-11-30 | Ampex | Process of making acicular stable magnetic iron particles |
JPS4922630B1 (ja) * | 1970-06-23 | 1974-06-10 |
-
1972
- 1972-03-17 DE DE19722212933 patent/DE2212933A1/de not_active Withdrawn
-
1973
- 1973-02-26 US US00335908A patent/US3837839A/en not_active Expired - Lifetime
- 1973-03-13 FR FR7308833A patent/FR2176733B1/fr not_active Expired
- 1973-03-14 GB GB1224373A patent/GB1419598A/en not_active Expired
- 1973-03-14 IT IT67725/73A patent/IT980589B/it active
- 1973-03-14 JP JP48029910A patent/JPS4911760A/ja active Pending
- 1973-03-15 BE BE128840A patent/BE796831A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
IT980589B (it) | 1974-10-10 |
GB1419598A (en) | 1975-12-31 |
US3837839A (en) | 1974-09-24 |
FR2176733A1 (ja) | 1973-11-02 |
DE2212933A1 (de) | 1973-09-20 |
FR2176733B1 (ja) | 1976-11-05 |
JPS4911760A (ja) | 1974-02-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: N.V. PHILIPS GLOEILAMPENFABRIEKEN Effective date: 19860331 |