IT7924465A0 - Produzione di polvere di ferro dotata di un elevato grado di purezza. - Google Patents

Produzione di polvere di ferro dotata di un elevato grado di purezza.

Info

Publication number: IT7924465A0
Authority: IT; Italy
Prior art keywords: purity; production; high degree; iron powder; iron
Prior art date: 1978-07-19

Application number

IT7924465A

Other languages

English (en)

Other versions

IT1122213B (it

Original Assignee

Uop Inc

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.)

1978-07-19

Filing date

1979-07-18

Publication date

1979-07-18

1979-07-18 Application filed by Uop Inc filed Critical Uop Inc

1979-07-18 Publication of IT7924465A0 publication Critical patent/IT7924465A0/it

1986-04-23 Application granted granted Critical

1986-04-23 Publication of IT1122213B publication Critical patent/IT1122213B/it

Classifications

- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B15/00—Other processes for the manufacture of iron from iron compounds
- 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
- 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)
Engineering & Computer Science (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Manufacturing & Machinery (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Manufacture And Refinement Of Metals (AREA)
Compounds Of Iron (AREA)
Manufacture Of Iron (AREA)

IT2446579A 1978-07-19 1979-07-18 Produzione di polvere di ferro dotata di un elevato grado di purezza IT1122213B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/925,897 US4154608A (en)	1978-07-19	1978-07-19	Production of high purity iron powder

Publications (2)

Publication Number	Publication Date
IT7924465A0 true IT7924465A0 (it)	1979-07-18
IT1122213B IT1122213B (it)	1986-04-23

Family

ID=25452403

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT2446579A IT1122213B (it)	1978-07-19	1979-07-18	Produzione di polvere di ferro dotata di un elevato grado di purezza

Country Status (15)

Country	Link
US (1)	US4154608A (it)
JP (1)	JPS5547307A (it)
AR (1)	AR218990A1 (it)
AU (1)	AU521705B2 (it)
BE (1)	BE877795A (it)
BR (1)	BR7904583A (it)
CA (1)	CA1129654A (it)
CH (1)	CH643593A5 (it)
DE (1)	DE2928362A1 (it)
ES (1)	ES482586A1 (it)
FR (1)	FR2431541A1 (it)
GB (1)	GB2030553B (it)
IT (1)	IT1122213B (it)
SE (1)	SE7906182L (it)
ZA (1)	ZA793680B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4350529A (en) *	1979-02-09	1982-09-21	Scm Corporation	Corrosion-resistant powder-metallurgy stainless steel powders and compacts therefrom
US4331478A (en) *	1979-02-09	1982-05-25	Scm Corporation	Corrosion-resistant stainless steel powder and compacts made therefrom
US4240831A (en) *	1979-02-09	1980-12-23	Scm Corporation	Corrosion-resistant powder-metallurgy stainless steel powders and compacts therefrom
US4363652A (en) *	1981-12-09	1982-12-14	Uop Inc.	Process for the production of high purity iron powder
SE526454C2 (sv) *	2002-10-11	2005-09-20	Korrosions Och Metallforskning	Förfarande och anläggning för framställning av järn- och stålpulver via nitrid samt användning av pulver framställt genom förfarandet
CN100488673C (zh) *	2007-02-07	2009-05-20	钢铁研究总院	一种微米级、亚微米级铁粉的制备方法
US20090108229A1 (en) *	2007-10-26	2009-04-30	Headwaters Technology Innovation, Llc	Magnetite powder and methods of making same
WO2010105292A1 (en) *	2009-03-16	2010-09-23	Commonwealth Scientific And Industrial Research Organisation	Impurity removal from hydrated minerals
CN103014216B (zh) *	2013-01-08	2015-06-24	中南大学	一种含铁物料中铁化合物的还原方法
CN107262731B (zh) *	2017-06-14	2019-06-21	唐竹胜	一种粉状铁矿直接还原铁热压煅轧材/机械零部件制品的方法
CA3129047A1 (en) *	2019-02-18	2020-08-27	Metso Outotec Finland Oy	Method and process arrangement for removing si based compounds from a leaching liquor and use

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1237765A (en) *	1917-01-12	1917-08-21	Frederic A Eustis	Method of treating iron ore.
GB675350A (en) *	1950-11-17	1952-07-09	Hoeganaes Ab	Improvements relating to the production of iron powder
US2663632A (en) *	1951-03-06	1953-12-22	Nat Lead Co	Reduction of iron ores
US2728655A (en) *	1952-01-21	1955-12-27	Hoganas Billesholms Ab	Method of producing iron powder with a low silica content
US2759808A (en) *	1952-12-10	1956-08-21	Wood Steel Co Alan	Process of production of iron powder
US3211524A (en) *	1964-01-29	1965-10-12	Little Inc A	Process for treating ferruginous aluminum-bearing ores
US3347659A (en) *	1965-05-19	1967-10-17	Hydrocarbon Research Inc	Process of reducing iron oxide
GB1170690A (en) *	1967-09-19	1969-11-12	Hydrocarbon Research Inc	Method of making Iron Powder
GB1248203A (en) *	1967-10-19	1971-09-29	Fina Metal Ltd	Process for producing iron powder
US3585023A (en) *	1968-08-20	1971-06-15	Dravo Corp	Method and apparatus for reduction of iron ore
DE2150130C3 (de) *	1970-10-07	1980-05-29	Kennecott Copper Corp., New York, N.Y. (V.St.A.)	Verfahren zur Gewinnung von Molybdän
JPS533982B2 (it) *	1974-06-24	1978-02-13
US3967986A (en) *	1975-01-27	1976-07-06	U.S. Philips Corporation	Method of preparing ferromagnetic material
US4054443A (en) *	1975-12-22	1977-10-18	Midrex Corporation	Method of preparing iron powder

1978
- 1978-07-19 US US05/925,897 patent/US4154608A/en not_active Expired - Lifetime
1979
- 1979-07-11 AU AU48850/79A patent/AU521705B2/en not_active Ceased
- 1979-07-13 FR FR7918242A patent/FR2431541A1/fr active Granted
- 1979-07-13 DE DE19792928362 patent/DE2928362A1/de not_active Withdrawn
- 1979-07-18 SE SE7906182A patent/SE7906182L/ not_active Application Discontinuation
- 1979-07-18 BR BR7904583A patent/BR7904583A/pt unknown
- 1979-07-18 GB GB7925012A patent/GB2030553B/en not_active Expired
- 1979-07-18 IT IT2446579A patent/IT1122213B/it active
- 1979-07-18 ES ES482586A patent/ES482586A1/es not_active Expired
- 1979-07-19 JP JP9212779A patent/JPS5547307A/ja active Granted
- 1979-07-19 CA CA332,174A patent/CA1129654A/en not_active Expired
- 1979-07-19 CH CH674179A patent/CH643593A5/de not_active IP Right Cessation
- 1979-07-19 AR AR27737279A patent/AR218990A1/es active
- 1979-07-19 ZA ZA00793680A patent/ZA793680B/xx unknown
- 1979-07-19 BE BE0/196377A patent/BE877795A/xx not_active IP Right Cessation

Also Published As

Publication number	Publication date
FR2431541A1 (fr)	1980-02-15
ZA793680B (en)	1980-07-30
SE7906182L (sv)	1980-01-20
GB2030553B (en)	1982-09-15
BR7904583A (pt)	1980-03-25
US4154608A (en)	1979-05-15
AR218990A1 (es)	1980-07-15
BE877795A (fr)	1979-11-16
AU4885079A (en)	1980-01-24
IT1122213B (it)	1986-04-23
JPS5654362B2 (it)	1981-12-25
AU521705B2 (en)	1982-04-22
GB2030553A (en)	1980-04-10
ES482586A1 (es)	1980-04-01
CA1129654A (en)	1982-08-17
FR2431541B1 (it)	1984-02-17
CH643593A5 (de)	1984-06-15
DE2928362A1 (de)	1980-02-07
JPS5547307A (en)	1980-04-03

Publication	Publication Date	Title
JPS5524995A (en)	1980-02-22	Production of molded metal
JPS5523999A (en)	1980-02-20	Production of 66aminoo 66deoxyyllsolbose
IL55143A0 (en)	1978-09-29	The production of interferon
DE2965182D1 (en)	1983-05-19	Production of urokinase
GB2022083B (en)	1983-01-26	Production of iso-alpha-acids
IT7924465A0 (it)	1979-07-18	Produzione di polvere di ferro dotata di un elevato grado di purezza.
GB2015997B (en)	1982-06-16	Production of nitrodiarylamines
JPS54163538A (en)	1979-12-26	Production of salycilaldehydes
JPS54143495A (en)	1979-11-08	Production of polyvinylpyrolidoneeiodine
IL58941A (en)	1984-05-31	Production of phenyl-2-fluoroacrylate
JPS5568296A (en)	1980-05-22	Production of interferon
IT1110770B (it)	1986-01-06	Produzione di monorden
JPS5498307A (en)	1979-08-03	Production of interferon
GB2030555B (en)	1982-12-08	Production of metal chlorides
GB1539179A (en)	1979-01-31	Production of preformed panels of bricks
IT1119296B (it)	1986-03-10	Procedimento per la produzione di polvere di ferro
IL58604A (en)	1984-03-30	Production of chloroamino-s-triazines
JPS54110396A (en)	1979-08-29	Production of deoxyflenolicin
JPS54119944A (en)	1979-09-18	Multistage encoder
IL57069A0 (en)	1979-07-25	The production of substituted pyridines
GB2015996B (en)	1982-06-16	Production of nitrodiarylamines
JPS54138165A (en)	1979-10-26	Production of white sauce
JPS54117715A (en)	1979-09-12	Production of soillblock
JPS54107823A (en)	1979-08-24	Production of siliconncontaining ferroalloy
JPS5589588A (en)	1980-07-07	Production of building members