IT8225067A0 - Metodo ed impianto automatico continuo per il recupero del cromo dalle acque reflue di conceria. - Google Patents

Metodo ed impianto automatico continuo per il recupero del cromo dalle acque reflue di conceria.

Info

Publication number
IT8225067A0
IT8225067A0 IT8225067A IT2506782A IT8225067A0 IT 8225067 A0 IT8225067 A0 IT 8225067A0 IT 8225067 A IT8225067 A IT 8225067A IT 2506782 A IT2506782 A IT 2506782A IT 8225067 A0 IT8225067 A0 IT 8225067A0
Authority
IT
Italy
Prior art keywords
chromium
recovery
continuous automatic
automatic method
tannery wastewater
Prior art date
Application number
IT8225067A
Other languages
English (en)
Other versions
IT1156297B (it
IT8225067A1 (it
Inventor
Giovanni Tibaldi
Original Assignee
Giovanni Tibaldi
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 Giovanni Tibaldi filed Critical Giovanni Tibaldi
Priority to IT25067/82A priority Critical patent/IT1156297B/it
Publication of IT8225067A0 publication Critical patent/IT8225067A0/it
Priority to US06/558,502 priority patent/US4569830A/en
Priority to DE19833343998 priority patent/DE3343998A1/de
Priority to GB08332544A priority patent/GB2133396B/en
Priority to AT0430483A priority patent/AT378787B/de
Priority to FR8320683A priority patent/FR2538799A1/fr
Priority to JP58252485A priority patent/JPS59131525A/ja
Publication of IT8225067A1 publication Critical patent/IT8225067A1/it
Application granted granted Critical
Publication of IT1156297B publication Critical patent/IT1156297B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G37/00—Compounds of chromium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Treatment And Processing Of Natural Fur Or Leather (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Removal Of Specific Substances (AREA)
IT25067/82A 1982-12-30 1982-12-30 Metodo ed impianto automatico continuo per il recupero del cromo dalle acque reflue di conceria IT1156297B (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT25067/82A IT1156297B (it) 1982-12-30 1982-12-30 Metodo ed impianto automatico continuo per il recupero del cromo dalle acque reflue di conceria
US06/558,502 US4569830A (en) 1982-12-30 1983-12-06 Method and plant to recover chromium salts from tannery reflux water
DE19833343998 DE3343998A1 (de) 1982-12-30 1983-12-06 Methode und anlage fuer die rueckgewinnung von chromsalzen aus den abwaessern der gerberei
GB08332544A GB2133396B (en) 1982-12-30 1983-12-06 Method and plant to recover chromium salts from tannery reflux water
AT0430483A AT378787B (de) 1982-12-30 1983-12-12 Verfahren zur rueckgewinnung der dreiwertigen chromsalze aus den abwaessern beim gerben von fellen und anlage zur durchfuehrung des verfahrens
FR8320683A FR2538799A1 (fr) 1982-12-30 1983-12-23 Procede et appareillage pour la recuperation des sels de chrome dans les eaux de reflux de tannerie
JP58252485A JPS59131525A (ja) 1982-12-30 1983-12-26 クロム浴を採用した皮なめし工程において生ずる還流水から３価クロム塩を回収するための方法と装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT25067/82A IT1156297B (it) 1982-12-30 1982-12-30 Metodo ed impianto automatico continuo per il recupero del cromo dalle acque reflue di conceria

Publications (3)

Publication Number Publication Date
IT8225067A0 true IT8225067A0 (it) 1982-12-30
IT8225067A1 IT8225067A1 (it) 1984-06-30
IT1156297B IT1156297B (it) 1987-01-28

Family

ID=11215599

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25067/82A IT1156297B (it) 1982-12-30 1982-12-30 Metodo ed impianto automatico continuo per il recupero del cromo dalle acque reflue di conceria

Country Status (7)

Country Link
US (1) US4569830A (it)
JP (1) JPS59131525A (it)
AT (1) AT378787B (it)
DE (1) DE3343998A1 (it)
FR (1) FR2538799A1 (it)
GB (1) GB2133396B (it)
IT (1) IT1156297B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITRM20010671A1 (it) * 2001-11-12 2003-05-12 Sicit Chemitech S P A Prodotto a base di cromo in composizione con idrolizzati proteici e processo per il suo ottenimento.
ITPI20050035A1 (it) * 2005-04-01 2006-10-02 Luca Lemmi Procedimento per la sintesi di un concentrato in ossido di cromo ottenuto da reflui di bagni di concia al cromo ed utilizzabile principalmente come materia prima nell' industria ceramica
JP4576456B2 (ja) * 2007-04-27 2010-11-10 日本化学工業株式会社 水酸化クロム、その製造方法、それを用いた三価クロム含有液及びクロムめっき方法
EP2322480A4 (en) * 2008-09-05 2012-01-18 Nippon Chemical Ind PROCESS FOR PRODUCING CHROMIUM HYDROXIDE
CN103663765A (zh) * 2012-08-30 2014-03-26 浙江中辉皮草有限公司 一种毛皮铬复鞣液多次循环使用的处理方法
JP6163079B2 (ja) * 2013-10-24 2017-07-12 日本化学工業株式会社 炭酸クロム（ｉｉｉ）及びその製造方法
CN103642951B (zh) * 2013-12-04 2015-06-03 曲靖众一精细化工股份有限公司 一种利用生产s蜡的氧化废液生产铬鞣剂的方法及其装置
CN104388607B (zh) * 2014-10-08 2017-06-30 桐乡市鑫诺皮草有限公司 一种毛皮硝染机
PL412821A1 (pl) 2015-06-23 2017-01-02 23 Rs Coras Spółka Z Ograniczoną Odpowiedzialnością Sposób wydzielania chromu z odpadów garbarskich
MX2020007491A (es) * 2018-01-16 2021-03-24 Lanxess Deutschland Gmbh Agentes de curtido al cromo.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4108596A (en) * 1975-07-11 1978-08-22 Revere Copper And Brass, Incorporated Recovery of chromium values from waste streams by the use of alkaline magnesium compounds
DE2710175C2 (de) * 1977-03-09 1986-08-28 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Chromgerbstoff und Glaubersalz
NL7802123A (nl) * 1978-02-25 1979-08-28 Akzo Nv Werkwijze voor het verwijderen van zware metalen uit waterige stoffen.
US4200527A (en) * 1978-03-29 1980-04-29 Pq Corporation Treating chrome tanning bath recycle stream
IT1130595B (it) * 1980-05-12 1986-06-18 Stoppani Luigi Spa Procedimento continuo per l'eleminazione di cromo da acque di rifiuto e la valrizzazione del cromo ricuperato
US4343706A (en) * 1980-08-04 1982-08-10 Purdue Research Foundation Method of removing heavy metals from industrial waste streams

Also Published As

Publication number Publication date
ATA430483A (de) 1985-02-15
JPS59131525A (ja) 1984-07-28
IT1156297B (it) 1987-01-28
US4569830A (en) 1986-02-11
IT8225067A1 (it) 1984-06-30
FR2538799A1 (fr) 1984-07-06
GB8332544D0 (en) 1984-01-11
GB2133396A (en) 1984-07-25
DE3343998A1 (de) 1984-07-05
GB2133396B (en) 1986-07-30
AT378787B (de) 1985-09-25

Similar Documents

Publication Publication Date Title
DE3382161D1 (de) Dokumentendistributionssystem und verfahren zum steuern des systems.
BE896489A (fr) Procede de changement de code pour systeme de serrure,
FR2543434B1 (fr) Composition et procede pour la teinture du systeme pileux.
IT8222867A0 (it) Metodo per il trattamento disistemi acquosi.
IT8225067A0 (it) Metodo ed impianto automatico continuo per il recupero del cromo dalle acque reflue di conceria.
BE896823A (fr) Procede et installation pour le clivage de materiau, notamment de materiau schisteux.
IT8119224A0 (it) Apparecchio per ispessire fanghi.
ES521476A0 (es) Metodo perfeccionado para el tratamiento de lodos de aguas residuales.
IT8224376A0 (it) Impianto per decapare in continuo nastri metallici.
IT8320678A0 (it) Trattamento di sistemi acquosi.
IT8023328A0 (it) Metodo ed impianto automatico continuo per il recupero del cromo dalle acque reflue di conceria.
IT8224494A0 (it) Metodo ed impianto continuo automatico per il recupero delle soluzioni di solfuro dalle acque reflue di conceria.
IT8020020A0 (it) Acque di scarico di conceria. metodo ed impianto per il recupero continuo del cromo trivalente dalle
IT8367377A0 (it) Sistema continuo di raffinazione energeticamente efficiente
GB8326692D0 (en) Sludge drainage system
MX157870A (es) Metodo continuo para purificar quimopapaina
NO823502L (no) Hurtigavisingssystem.
MA20290A1 (fr) Procede de traitement des etats hypotrophiques.
PT75232B (en) Biological wastewater treating system
IT8119184A0 (it) Procedimento ed impianto perl'epurazione di acque residue o di scarico, richiedenti la disareazione o sgaso di sospensioni di fanghi.
FR2526008B1 (fr) Procede de drainage de boues de curage
BE890283A (fr) Systeme et procede pour traiter des eaux residuaires
ES512490A0 (es) "sistema para recuperacion de solidos de aguas residuales".
ES504076A0 (es) Instalacion para la depuracion de aguas residuales
NO813736L (no) Avrenningsrist for overvann.