FI831443L - Foerfarande och anordning foer beskickning av en elektrotermisk smaeltugn - Google Patents

Foerfarande och anordning foer beskickning av en elektrotermisk smaeltugn

Info

Publication number: FI831443L
Authority: FI; Finland
Prior art keywords: electrical; construction; frequency requirements; electrical equipment; equipment
Prior art date: 1982-05-03

Application number

FI831443A

Other languages

English (en)

Other versions

FI831443A0 (fi

FI73822B (fi

FI73822C (fi

Inventor

Harald Krogsrud

Original Assignee

Elkem As

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.)

1982-05-03

Filing date

1983-04-27

Publication date

1983-11-04

1983-04-27 Application filed by Elkem As filed Critical Elkem As

1983-04-27 Publication of FI831443A0 publication Critical patent/FI831443A0/fi

1983-11-04 Publication of FI831443L publication Critical patent/FI831443L/fi

1987-07-31 Publication of FI73822B publication Critical patent/FI73822B/fi

1987-11-09 Application granted granted Critical

1987-11-09 Publication of FI73822C publication Critical patent/FI73822C/fi

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
- F27D11/08—Heating by electric discharge, e.g. arc discharge
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Electric arc furnaces ; Tank furnaces
- F27B3/10—Details, accessories or equipment, e.g. dust-collectors, specially adapted for hearth-type furnaces
- F27B3/18—Arrangements of devices for charging
- F27B3/183—Charging of arc furnaces vertically through the roof, e.g. in three points
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/0025—Charging or loading melting furnaces with material in the solid state
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D99/00—Subject matter not provided for in other groups of this subclass
- F27D99/0073—Seals
- F27D2099/0078—Means to minimize the leakage of the furnace atmosphere during charging or discharging
- F27D2099/008—Using an air-lock

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Vertical, Hearth, Or Arc Furnaces (AREA)
Furnace Charging Or Discharging (AREA)
Secondary Cells (AREA)
Discharge Heating (AREA)
General Preparation And Processing Of Foods (AREA)
Furnace Details (AREA)

FI831443A 1982-05-03 1983-04-27 Foerfarande och anordning foer beskickning av en elektrotermisk smaeltugn. FI73822C (fi)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
NO821454		1982-05-03
NO821454A NO150774C (no)	1982-05-03	1982-05-03	Fremgangsmaate og anordning ved chargering av en elekrotermisk smelteovn.

Publications (4)

Publication Number	Publication Date
FI831443A0 FI831443A0 (fi)	1983-04-27
FI831443L true FI831443L (fi)	1983-11-04
FI73822B FI73822B (fi)	1987-07-31
FI73822C FI73822C (fi)	1987-11-09

Family

ID=19886560

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI831443A FI73822C (fi)	1982-05-03	1983-04-27	Foerfarande och anordning foer beskickning av en elektrotermisk smaeltugn.

Country Status (20)

Country	Link
US (1)	US4537551A (fi)
JP (1)	JPS58195779A (fi)
AU (1)	AU551434B2 (fi)
BR (1)	BR8302235A (fi)
CA (1)	CA1210039A (fi)
DE (1)	DE3314943C2 (fi)
ES (1)	ES8404046A1 (fi)
FI (1)	FI73822C (fi)
FR (1)	FR2526143A1 (fi)
IN (1)	IN159009B (fi)
IS (1)	IS1229B6 (fi)
MX (1)	MX153364A (fi)
NO (1)	NO150774C (fi)
NZ (1)	NZ204070A (fi)
PH (1)	PH20804A (fi)
SE (1)	SE447507B (fi)
TR (1)	TR22138A (fi)
YU (1)	YU43172B (fi)
ZA (1)	ZA832785B (fi)
ZW (1)	ZW8983A1 (fi)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE4240667C2 (de) *	1992-11-24	1996-05-09	Mannesmann Ag	Stahlwerksanlage mit einem an einem ringförmigen Tragelement befestigten metallurgischen Gefäß
DE19755890A1 (de) *	1997-12-05	1999-06-17	Mannesmann Ag	Beschickungseinrichtung für Schachtöfen
JP3734779B2 (ja) *	2002-08-05	2006-01-11	同和鉱業株式会社	白金族元素の乾式回収法
ES2633466T3 (es) *	2009-03-31	2017-09-21	Sms Group S.P.A.	Horno de arco eléctrico
WO2017019405A1 (en) *	2015-07-29	2017-02-02	Inductotherm Corp.	Batch charge conveying systems for electric induction furnaces
CN114716133B (zh) *	2022-04-21	2024-06-21	中信环境技术（广州）有限公司	一种多热源耦合熔融装置及方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE311721C (fi) *
DE562741C (de) *		1932-10-28	Rudolf Koella	Vorrichtung zum Vorwaermen des Beschickungsgutes fuer elektrische Schmelzoefen
US1496232A (en) *	1922-04-03	1924-06-03	Fed Phosphorus Co	Stock feeding and distributing apparatus for electrical furnaces
US1639415A (en) *	1924-06-28	1927-08-16	Arnold Electric Company	Dispenser
FR1038636A (fr) *	1950-03-22	1953-09-30	Monsanto Chemicals	Perfectionnements aux fours électriques et aux procédés de fonctionnement de ceux-ci
US2738373A (en) *	1950-03-22	1956-03-13	Monsanto Chemicals	Method and means of charging and operating electrical furnaces
US2944707A (en) *	1957-08-05	1960-07-12	William J Steinmetz	Dispensing device
DE1162577B (de) *	1958-11-28	1964-02-06	Demag Elektrometallurgie Gmbh	Beschickungseinrichtung fuer elektrische Reduktionsoefen
US3285438A (en) *	1964-09-11	1966-11-15	Bovay Engineers Inc	Particle storage bin
JPS4817403B1 (fi) *	1968-10-03	1973-05-29
US3554406A (en) *	1968-10-21	1971-01-12	United States Steel Corp	Rotary apparatus for feeding granular material into an evacuated receiver
DE7835461U1 (de) *	1976-11-30	1979-04-26	Elkem-Spigerverket A/S, Oslo	Dichtungsvorrichtung bei der zufuehrung von beschickung in geschlossene elektrische schmelzoefen
DE3032949A1 (de) *	1980-09-02	1982-04-22	Metallgesellschaft Ag, 6000 Frankfurt	Verfahren und vorrichtung zum aufgeben fester brennstoffe in die festbett-vergasung
US4437613A (en) *	1982-03-10	1984-03-20	Olson Floyd V	Particle spreader apparatus

1982
- 1982-05-03 NO NO821454A patent/NO150774C/no unknown
1983
- 1983-04-13 IS IS2804A patent/IS1229B6/is unknown
- 1983-04-20 ZW ZW89/83A patent/ZW8983A1/xx unknown
- 1983-04-20 AU AU13694/83A patent/AU551434B2/en not_active Ceased
- 1983-04-20 PH PH28799A patent/PH20804A/en unknown
- 1983-04-20 ZA ZA832785A patent/ZA832785B/xx unknown
- 1983-04-22 MX MX197030A patent/MX153364A/es unknown
- 1983-04-25 US US06/488,418 patent/US4537551A/en not_active Expired - Fee Related
- 1983-04-25 DE DE3314943A patent/DE3314943C2/de not_active Expired
- 1983-04-27 FI FI831443A patent/FI73822C/fi not_active IP Right Cessation
- 1983-04-28 YU YU964/83A patent/YU43172B/xx unknown
- 1983-04-28 JP JP58074156A patent/JPS58195779A/ja active Granted
- 1983-04-29 BR BR8302235A patent/BR8302235A/pt not_active IP Right Cessation
- 1983-04-29 SE SE8302441A patent/SE447507B/sv not_active IP Right Cessation
- 1983-05-02 ES ES521998A patent/ES8404046A1/es not_active Expired
- 1983-05-02 NZ NZ204070A patent/NZ204070A/en unknown
- 1983-05-02 IN IN528/CAL/83A patent/IN159009B/en unknown
- 1983-05-03 FR FR8307368A patent/FR2526143A1/fr active Pending
- 1983-05-03 CA CA000427240A patent/CA1210039A/en not_active Expired
- 1983-05-03 TR TR22138A patent/TR22138A/xx unknown

Also Published As

Publication number	Publication date
AU1369483A (en)	1983-11-10
MX153364A (es)	1986-10-02
ES521998A0 (es)	1984-04-01
PH20804A (en)	1987-04-21
YU96483A (en)	1986-02-28
SE8302441L (sv)	1983-11-04
NO150774C (no)	1984-12-12
IN159009B (fi)	1987-03-07
FI831443A0 (fi)	1983-04-27
NO150774B (no)	1984-09-03
SE447507B (sv)	1986-11-17
DE3314943C2 (de)	1986-03-27
BR8302235A (pt)	1984-01-03
IS1229B6 (is)	1986-09-25
ZW8983A1 (en)	1983-10-12
IS2804A7 (is)	1983-11-04
AU551434B2 (en)	1986-05-01
SE8302441D0 (sv)	1983-04-29
JPS58195779A (ja)	1983-11-15
FI73822B (fi)	1987-07-31
CA1210039A (en)	1986-08-19
FI73822C (fi)	1987-11-09
TR22138A (tr)	1986-05-20
NZ204070A (en)	1986-01-24
ES8404046A1 (es)	1984-04-01
DE3314943A1 (de)	1983-11-17
NO821454L (no)	1983-11-04
FR2526143A1 (fr)	1983-11-04
JPS635664B2 (fi)	1988-02-04
US4537551A (en)	1985-08-27
YU43172B (en)	1989-04-30
ZA832785B (en)	1984-11-28

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Legal Events

Date	Code	Title	Description
1993-04-27	MM	Patent lapsed
2004-08-31	MM	Patent lapsed	Owner name: ELKEM A/S