DE409487C - Process for refining pig iron containing vanadium - Google Patents

Process for refining pig iron containing vanadium

Info

Publication number
DE409487C
DE409487C DES64770D DES0064770D DE409487C DE 409487 C DE409487 C DE 409487C DE S64770 D DES64770 D DE S64770D DE S0064770 D DES0064770 D DE S0064770D DE 409487 C DE409487 C DE 409487C
Authority
DE
Germany
Prior art keywords
vanadium
iron
pig iron
section
containing vanadium
Prior art date
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
DES64770D
Other languages
German (de)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE409487C publication Critical patent/DE409487C/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/04—Removing impurities other than carbon, phosphorus or sulfur

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)

Description

Verfahren zum Frischen von vanadinhaltigem Roheisen. Bei der Reduktion 1-anadinhalti;`er Eisen- erze geht bekanntlich der <größte Teil des \ anadins in das Roheisen über. wird aller dann beine Frischen des letzteren '-fellständig verschlackt. Der \-anadingehalt der Frisch- schlacke wird hierbei zu niedrig für die wirt- >chaftliche Gewinnung von \-ailadin aus ihr- selben. (la heutzutage reiche \-anadinerze in ihr Natur zugänglich >ind. die vorteilhafter für den genannten "/.weck angewendet «-erden als diese, Schlacke. Die Erfindung beruht auf der lIenbachtung, claß (las \-anadin auf Grund -:einer grl)l.'eti Verwandtschaft zum Sauerstellt beine Frischen sehr MM verschlackt wird. so .ilicl z. 1,1. beine Frischen eine. Tll@nr.a;r"hei>('n: mit wo Prozent \ anatlill, 111 e111('111 !MM Konverter. nach 'a oder ; Minuten ßlasrzeit mir noch spuren von Valladin inl l:i>eilllacle enthalten. 1>i1# Hrhnduug Ilez\\eckt. div heim llogitni ,1(:.' 1#riscllolls gebildete \':Ill:l@lltll't'lil1l' lclll:icl;e dadurch ,zu gewinnen. #1a1.1 da- Frischen abgebrolhon \\'1!'1l. \\'1'11t1 @la:. \ atla- (lin ('rf,thrutl@@.@rctn:ilJ ganz ,ld(#r in dür l-Iaulli- -ache verschlackt i>t. \\-@@!ani div schlackr al#- gt'zaptt und 1'111l 1h'111 1'_l@ell getreillit \\ 11'1, .las .(1.1a1111 gt#gt#iu'tl('lliail@ in ei1lo111 deren Ofen fertig gefri:rlit \\ ird. I;t'ini Fri-rhvil 1,)11 \-:uta@lillilalti@t;n. ;11n1._ phorreichein Rolleisen wird der -erste Teil de> ''erfahren> vorteilhaft in einem sauer aus- gefütterten Ofen ausgeführt wodurch die Schlacke frei von Phosphor oder wenigsten; ph(aplwrarni wird. was ihre Verarbeitung zti l:vrrnvanacln vereinfacht. Das Fertig- iriMen wird in einem basischen Ofen nach Kalkzusatz und gegebenenfalls nach Zusatz von Silizium oder 'Maurin ausgeführt, wenn dies sich zur Erhöhung der Temperatur des 1:isciil)alles als notweitdi.- erweist. hei Anwendung eine: Roheiscinnischer# geht ein größerer Teil des \-anadin# in die Mi>chorschlacke über. weshalb es in solchem Falle zweckmäßig ist. den ersten Abschnitt lies \-erfahren> bevor das Roheisen in .den Mischer lliileiiigogossen wird oder in 'dein \Ii@rher z;(-11»t auszuführen. Durch lies(`: '-erfahren wird, ein wel-t- mIlm \chent'rzeugnis in Mnt einer vai;a- @linre@cllett Schlacke ;gewonnen, das flach h#,- ha1111;e!l \' erla(lren 1111t wirislhattlich guten 1:1',ei)tll@,0lt /.111' 1)al'@tt'llullg \'c111 Yall:ltllli- \.'rl@:u@lau@en "der Valladin t\@'iter behandelt 'tl`r@lt#u 1:a1111. Process for refining pig iron containing vanadium. In the reduction 1-anadinhalti; `he iron As is well known, the <major part of the \ anadins into the pig iron. becomes all then the latter's legs are freshly covered slagged. The \ -anading content of the fresh slag is too low for the economic > economic extraction of \ -ailadin from her- the same. (la rich \ -anadine ores in these days their nature accessible> ind. the more advantageous for the mentioned "/.weck applied" -erden than this, slag. The invention is based on the observation, claß (las \ -anadin due to -: one grl) l.'eti Relationship to Sauerstellen legs freshness very MM is slagged. so .ilicl z. 1.1. legs fresh one. Tll@nr.a; r "hei>('n: with where percent \ anatlill, 111 e111 ('111 ! MM Converter. after 'a or; Minutes of time I still have traces of Valladin inl l: i> eilllacle contain. 1> i1 # Hrhnduug Ilez \\ eckt. div home llogitni , 1 (:. '1 # riscllolls formed \': Ill: l @ lltll't'lil1l ' lclll: icl; e by winning. # 1a1.1 there- Fresh abrolhon \\ '1!' 1l. \\ '1'11t1 @la :. \ atla- (lin ('rf, thrutl @@. @ rctn: ilJ whole, ld (#r in dür l-Iaulli- -a thing slagged i> t. \\ - @@! ani div schlackr al # - gt'zaptt and 1'111l 1h'111 1'_l @ ell getreillit \\ 11'1, .las. (1.1a1111 gt # gt # iu'tl ('lliail @ in ei1lo111 the oven finished g efri: rlit \\ ill. I; t'ini Fri-rhvil 1, ) 11 \ -: uta @ lillilalti @ t; n. ; 11n1._ The first part of the iron will be rich in rolling iron ''experience> advantageous in a sour lined oven running thus the Slag free of phosphorus or at least at least; ph (aplwrarni will. what their processing zti l: vrrnvanacln simplified. The finished iriMen is done in an alkaline oven Addition of lime and, if necessary, after addition run by silicon or 'maurin if this will increase the temperature of the 1: isciil ) everything proves necessary. Hei application a: raw ice cinnamon # a larger part of the \ -anadin # goes into the Mi> chorus slag over. why it is in such Trap is expedient. the first section read / learn> before the pig iron in .den Mixer lliileiiigo is poured or in 'your \ Ii @ rher z; (- 11 »t to execute. Through read (`: '- is learned, a wel-t- mIlm \ chent'rzeugnis in Mnt a vai; a- @ linre @ cllett slag; won, the flat h #, - ha1111; e! l \ 'erla (lren 1111t really good 1: 1 ', ei) tll @, 0lt /.111' 1) al '@ tt'llullg \' c111 Y all: ltllli- \. 'rl @: u @ lau @ en "the Valladin t \ @' iter treats 'tl`r @ lt # u 1: a1111.

Claims (1)

11A'1'E\T-ANSPRÜCHE: 1 \-ortahren zum 1#i-isclicit von vana- :ini!aiti@eut I@@lllei@eu. unter (ie\ciutluu@
er Vauadinschlaeke, die zur Ifei-stel- g voll Vanadin oder \-anaclinverhin- igen geeignet ist, dadurch gekenn- _linet, daß da: Frischen des Rolleisens - der Entkolilung zu einem Zeitpunkt ;ebrochen wird, wo (las Vanadin ganz @r in der Hauptsache verschlackt ist. rauf die entstandene vanadinreiche hacke von (lern Eisen getrennt wird. sodann gegebenenfalls in einem be- deren Pfeil fertiggefrischt wird-
.2. Verfahren nach Anspruch i bei Ver- weildun;; eines vanadinlialtigen plinsphor- reichen Roheisen:, rlzdurch @ekennzeich- riet, elaß der erste Abschnitt de: Verfah- rens in eineng Ofen mit saurer Einfütte- rung ausgeführt wird. 3. \-erfahren nach Anspruch r. dadurch gekennzeichner, daß der erste Abschnitt (1e: Verfahrens vor #lein Einfüllen in den Mischer- oder in dein Mischer selbst aus- geführt «-irl.
11A'1'E \ T- CLAIMS: 1 \ -ortahren zum 1 # i-isclicit from vana- : ini! aiti @ eut I @@ lllei @ eu. at (ie \ ciutluu @
he Vauadinschlaeke, who to the Ifei g full of vanadium or anacline igen is suitable, thus characterized _linet that there: freshening the rolling iron - of decolorizing at a time ; is vomited where (read Vanadin whole @r is mainly slagged. up the resulting rich vanadium chop from (learn to separate iron. then, if necessary, in a whose arrow is being freshened
.2. Method according to claim i in case of weildun ;; of a vanadium-like plinsphor- rich pig iron :, rlzdurch @ ekennzeich- advised that the first section de: procedural rens in an oven with sour feed execution is carried out. 3. \ experience according to claim r. through this identifies that the first section (1e: Procedure before filling #lein in the Mixer or in your mixer itself led «-irl.
DES64770D 1923-02-09 1924-01-15 Process for refining pig iron containing vanadium Expired DE409487C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE409487X 1923-02-09

Publications (1)

Publication Number Publication Date
DE409487C true DE409487C (en) 1925-02-06

Family

ID=20309536

Family Applications (1)

Application Number Title Priority Date Filing Date
DES64770D Expired DE409487C (en) 1923-02-09 1924-01-15 Process for refining pig iron containing vanadium

Country Status (1)

Country Link
DE (1) DE409487C (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE968504C (en) * 1940-11-21 1958-02-27 Max Planck Inst Eisenforschung Process for the extraction of vanadium from pig iron
EP0134351A1 (en) * 1983-08-31 1985-03-20 New Zealand Steel Limited Recovery of vanadium oxide

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE968504C (en) * 1940-11-21 1958-02-27 Max Planck Inst Eisenforschung Process for the extraction of vanadium from pig iron
EP0134351A1 (en) * 1983-08-31 1985-03-20 New Zealand Steel Limited Recovery of vanadium oxide

Similar Documents

Publication Publication Date Title
DE409487C (en) Process for refining pig iron containing vanadium
DE379295C (en) Process for the preparation of pyrophosphates
DE386062C (en) Process for making kernel oil
US1919502A (en) Method of neutralizing butter fat
DE516187C (en) Preparations for greasing leather
DE698742C (en) Process for the production of whitish leather
DE878358C (en) Process for making a steel with a low nitrogen content in the Thomas pear
DE676407C (en) Process for the production of valuable nitrogenous products
AT72819B (en) Process for the production of fertilizers containing ammonium sulphate or ammonium nitrogen.
DE352782C (en) Process for reducing acid consumption in the production of dibasic phosphoric acid lime
AT162862B (en) Sintered iron bodies, in particular bearing bodies, and methods for producing the same
DE380195C (en) Process for the pure preparation of gelatine
DE676337C (en) Process for refining tobacco products
AT105796B (en) Process for the production of granulated charcoal of high absorption power.
DE926488C (en) Process for the preparation of neutral esters of thiophosphoric acid
DE747476C (en) Process for the production of phosphate fertilizers
DE906135C (en) Process for tanning hides and skins
DE384634C (en) Process for dewatering generator tar
AT101954B (en) Process for the production of artificial horn and corozo substitute from viscose.
AT92650B (en) Process for the deacidification of oils.
DE437899C (en) Process for the production of animal feed
DE445251C (en) Process for developing Kuepen dyes on the fiber
DE21837C (en) Process for the liberation of the luminous gas from ammonia and the associated extraction of sulfuric acid ammonia
DE368190C (en) Process for the production of dense, strong papers
AT124710B (en) Process for treating rolled, in particular wire and bar, material for drawing.