NO784124L - Fremgangsmaate ved overflatesmelting av magnetisk bloete ferritter - Google Patents

Fremgangsmaate ved overflatesmelting av magnetisk bloete ferritter

Info

Publication number: NO784124L
Authority: NO; Norway
Prior art keywords: jet; particles; stated; plasma; gas
Prior art date: 1977-12-08

Application number

NO784124A

Other languages

English (en)

Norwegian (no)

Inventor

Werner Borer

Tibor Kugler

Tomas Zuzak

Original Assignee

Alusuisse

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.)

1977-12-08

Filing date

1978-12-07

Publication date

1979-06-11

1978-12-07 Application filed by Alusuisse filed Critical Alusuisse

1979-06-11 Publication of NO784124L publication Critical patent/NO784124L/no

Links

238000000034 method Methods 0.000 title claims description 23
238000002844 melting Methods 0.000 title claims description 17
230000008018 melting Effects 0.000 title claims description 17
239000002245 particle Substances 0.000 claims description 37
239000007789 gas Substances 0.000 claims description 34
SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 8
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
239000012159 carrier gas Substances 0.000 claims description 6
238000000926 separation method Methods 0.000 claims description 4
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
229910001035 Soft ferrite Inorganic materials 0.000 claims description 3
229910052742 iron Inorganic materials 0.000 claims description 3
229910000859 α-Fe Inorganic materials 0.000 description 10
239000000463 material Substances 0.000 description 8
239000000843 powder Substances 0.000 description 4
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
229910052802 copper Inorganic materials 0.000 description 3
239000010949 copper Substances 0.000 description 3
238000002474 experimental method Methods 0.000 description 3
UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
229910000831 Steel Inorganic materials 0.000 description 2
238000005054 agglomeration Methods 0.000 description 2
230000002776 aggregation Effects 0.000 description 2
238000001816 cooling Methods 0.000 description 2
238000009826 distribution Methods 0.000 description 2
238000004519 manufacturing process Methods 0.000 description 2
239000012768 molten material Substances 0.000 description 2
230000001590 oxidative effect Effects 0.000 description 2
239000010959 steel Substances 0.000 description 2
238000012546 transfer Methods 0.000 description 2
239000000654 additive Substances 0.000 description 1
230000009286 beneficial effect Effects 0.000 description 1
238000013461 design Methods 0.000 description 1
238000011161 development Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
238000002347 injection Methods 0.000 description 1
239000007924 injection Substances 0.000 description 1
239000000203 mixture Substances 0.000 description 1
230000001681 protective effect Effects 0.000 description 1
238000001228 spectrum Methods 0.000 description 1
239000007858 starting material Substances 0.000 description 1
239000000126 substance Substances 0.000 description 1

Classifications

- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/26—Plasma torches
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/34—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
- H01F1/36—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites in the form of particles

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Plasma & Fusion (AREA)
Spectroscopy & Molecular Physics (AREA)
Power Engineering (AREA)
Dispersion Chemistry (AREA)
Chemical & Material Sciences (AREA)
Plasma Technology (AREA)
Compounds Of Iron (AREA)
Physical Or Chemical Processes And Apparatus (AREA)
Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Hard Magnetic Materials (AREA)
Glanulating (AREA)
Soft Magnetic Materials (AREA)
Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)

NO784124A 1977-12-08 1978-12-07 Fremgangsmaate ved overflatesmelting av magnetisk bloete ferritter NO784124L (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH1504577A CH635050A5 (de)	1977-12-08	1977-12-08	Verfahren zum rundschmelzen von magnetisch weichen ferriten.

Publications (1)

Publication Number	Publication Date
NO784124L true NO784124L (no)	1979-06-11

Family

ID=4405867

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO784124A NO784124L (no)	1977-12-08	1978-12-07	Fremgangsmaate ved overflatesmelting av magnetisk bloete ferritter

Country Status (13)

Country	Link
US (1)	US4162283A (fr)
JP (1)	JPS5488899A (fr)
BE (1)	BE872592A (fr)
CA (1)	CA1117720A (fr)
CH (1)	CH635050A5 (fr)
DE (1)	DE2755657C3 (fr)
DK (1)	DK523878A (fr)
FR (1)	FR2411050A1 (fr)
GB (1)	GB2011375B (fr)
IT (1)	IT1101297B (fr)
NL (1)	NL7811268A (fr)
NO (1)	NO784124L (fr)
SE (1)	SE7812608L (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4264354A (en) *	1979-07-31	1981-04-28	Cheetham J J	Method of making spherical dental alloy powders
JPH0262007A (ja) *	1988-08-05	1990-03-01	Potters Ind Inc	粒状磁性材料およびその製造方法
JPH02290245A (ja) *	1989-04-28	1990-11-30	Fujikura Ltd	粉末材料の製造方法
US7118728B2 (en) *	2002-05-08	2006-10-10	Steward Advanced Materials, Inc.	Method and apparatus for making ferrite material products and products produced thereby
CN106670452A (zh) *	2016-12-29	2017-05-17	江民德	一种利用等离子造形制备球形3d打印粉的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1414352A (fr) *	1963-11-18	1965-10-15	Knapsack Ag	Procédé de préparation de magnétite pulvérulente à particules de surface lisse et arrondie
DE1203248B (de) *	1964-04-30	1965-10-21	Wacker Chemie Gmbh	Verfahren zum Reinigen und gleichzeitigen Verdichten von Keten
US3645894A (en) *	1965-12-01	1972-02-29	Gen Electric	Free-flowing plasma spray powder
CH493183A (de) *	1969-06-05	1970-06-30	Lonza Ag	Verfahren zur Regelung der Strömung in einem flüssigkeitsstabilisierten Plasmagenerator
CH494517A (de) *	1969-06-10	1970-07-31	Lonza Ag	Verfahren und Vorrichtung zur Stabilisierung des im Innern eines länglichen Flüssigkeitswirbels brennenden elektrischen Lichtbogens
US3943211A (en) *	1971-05-06	1976-03-09	Glasrock Products, Inc.	Method of preparing magnesium oxide spheroids
CA1086914A (fr) *	1975-08-11	1980-10-07	Charles B. Wolf	Procede de fabrication de boulettes de magnetite dans un four a arc

1977
- 1977-12-08 CH CH1504577A patent/CH635050A5/de not_active IP Right Cessation
- 1977-12-14 DE DE2755657A patent/DE2755657C3/de not_active Expired
1978
- 1978-01-24 US US05/871,951 patent/US4162283A/en not_active Expired - Lifetime
- 1978-11-14 NL NL7811268A patent/NL7811268A/xx not_active Application Discontinuation
- 1978-11-24 DK DK523878A patent/DK523878A/da not_active Application Discontinuation
- 1978-11-30 IT IT30393/78A patent/IT1101297B/it active
- 1978-12-06 GB GB7847422A patent/GB2011375B/en not_active Expired
- 1978-12-07 CA CA000317583A patent/CA1117720A/fr not_active Expired
- 1978-12-07 BE BE192186A patent/BE872592A/fr unknown
- 1978-12-07 NO NO784124A patent/NO784124L/no unknown
- 1978-12-07 SE SE7812608A patent/SE7812608L/xx unknown
- 1978-12-08 FR FR7834683A patent/FR2411050A1/fr not_active Withdrawn
- 1978-12-08 JP JP15188678A patent/JPS5488899A/ja active Pending

Also Published As

Publication number	Publication date
JPS5488899A (en)	1979-07-14
DE2755657B2 (de)	1979-12-20
SE7812608L (sv)	1979-06-09
NL7811268A (nl)	1979-06-12
FR2411050A1 (fr)	1979-07-06
GB2011375A (en)	1979-07-11
IT7830393A0 (it)	1978-11-30
BE872592A (fr)	1979-03-30
DE2755657C3 (de)	1980-08-21
IT1101297B (it)	1985-09-28
DE2755657A1 (de)	1979-06-13
DK523878A (da)	1979-06-09
CH635050A5 (de)	1983-03-15
CA1117720A (fr)	1982-02-09
GB2011375B (en)	1982-05-19
US4162283A (en)	1979-07-24

Publication	Publication Date	Title
US4361441A (en)	1982-11-30	Treatment of matter in low temperature plasmas
US3194941A (en)	1965-07-13	High voltage arc plasma generator
US3347766A (en)	1967-10-17	Method of contacting slag with a reducing arc atmosphere to reduce the metal oxides contained therein
US3644782A (en)	1972-02-22	Method of energy transfer utilizing a fluid convection cathode plasma jet
US3765870A (en)	1973-10-16	Method of direct ore reduction using a short cap arc heater
US4596918A (en)	1986-06-24	Electric arc plasma torch
Yoshida et al.	1981	New design of a radio-frequency plasma torch
Shekhovtsov et al.	2017	Plasma treatment of agglomerating aluminosilicate powders based on coal ash
US3649189A (en)	1972-03-14	Preparation of finely particulate silicon oxides
Heberlein	1992	Generation of thermal and pseudo-thermal plasmas
Modenesi et al.	2022	Introduction to the physics of the electric arc and its application to the welding of metals
US3900762A (en)	1975-08-19	Method and apparatus for projecting materials into an arc discharge
Tanaka et al.	2008	Metal vapour behaviour in gas tungsten arc thermal plasma during welding
Gauvin	1989	Some characteristics of transferred-arc plasmas
Boulos et al.	2023	High-power plasma torches and transferred arcs
US4162283A (en)	1979-07-24	Method of melting magnetically weak particles of arbitrary shape into substantially spherically-shaped globules
US3294952A (en)	1966-12-27	Method for heating gases
Maske et al.	1982	The application of plasmas to high temperature reduction metallurgy
US3106633A (en)	1963-10-08	Arc torch device
US3173981A (en)	1965-03-16	Arch torch furnacing means and process
US3106631A (en)	1963-10-08	Arc torch device
US4583229A (en)	1986-04-15	Metal melting system
US3553527A (en)	1971-01-05	Process and apparatus for heating oxygen to high temperature
JPS5981896A (ja)	1984-05-11	熱ガスを製造する方法およびその装置
Munz et al.	1990	A plasma spout-fluid bed for the recovery of vanadium from vanadium ore