IT1307285B1 - Trattamento disinquinante e rigenerazione di soluzioni acquose di sodacaustica esauste da depurazione e lavaggio di prodotti petroliferi, ed - Google Patents

Trattamento disinquinante e rigenerazione di soluzioni acquose di sodacaustica esauste da depurazione e lavaggio di prodotti petroliferi, ed

Info

Publication number
IT1307285B1
IT1307285B1 IT1999RM000738A ITRM990738A IT1307285B1 IT 1307285 B1 IT1307285 B1 IT 1307285B1 IT 1999RM000738 A IT1999RM000738 A IT 1999RM000738A IT RM990738 A ITRM990738 A IT RM990738A IT 1307285 B1 IT1307285 B1 IT 1307285B1
Authority
IT
Italy
Prior art keywords
sodacaustic
exhausted
regeneration
purification
washing
Prior art date
Application number
IT1999RM000738A
Other languages
English (en)
Inventor
Aldo Imerito
Original Assignee
Ecotec Srl
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 Ecotec Srl filed Critical Ecotec Srl
Priority to IT1999RM000738A priority Critical patent/IT1307285B1/it
Publication of ITRM990738A0 publication Critical patent/ITRM990738A0/it
Priority to PCT/IT2000/000474 priority patent/WO2001040113A1/en
Priority to AU18861/01A priority patent/AU1886101A/en
Publication of ITRM990738A1 publication Critical patent/ITRM990738A1/it
Application granted granted Critical
Publication of IT1307285B1 publication Critical patent/IT1307285B1/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
    • C01D1/04—Hydroxides
    • C01D1/28—Purification; Separation
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G19/00—Refining hydrocarbon oils in the absence of hydrogen, by alkaline treatment
    • C10G19/08—Recovery of used refining agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
IT1999RM000738A 1999-11-30 1999-11-30 Trattamento disinquinante e rigenerazione di soluzioni acquose di sodacaustica esauste da depurazione e lavaggio di prodotti petroliferi, ed IT1307285B1 (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT1999RM000738A IT1307285B1 (it) 1999-11-30 1999-11-30 Trattamento disinquinante e rigenerazione di soluzioni acquose di sodacaustica esauste da depurazione e lavaggio di prodotti petroliferi, ed
PCT/IT2000/000474 WO2001040113A1 (en) 1999-11-30 2000-11-23 Process and apparatus for treating and regenerating spent aqueous solutions of caustic soda from purification and cleansing of petroliferous products
AU18861/01A AU1886101A (en) 1999-11-30 2000-11-23 Process and apparatus for treating and regenerating spent aqueous solutions of caustic soda from purification and cleansing of petroliferous products

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1999RM000738A IT1307285B1 (it) 1999-11-30 1999-11-30 Trattamento disinquinante e rigenerazione di soluzioni acquose di sodacaustica esauste da depurazione e lavaggio di prodotti petroliferi, ed

Publications (3)

Publication Number Publication Date
ITRM990738A0 ITRM990738A0 (it) 1999-12-02
ITRM990738A1 ITRM990738A1 (it) 2001-05-30
IT1307285B1 true IT1307285B1 (it) 2001-10-30

Family

ID=11407080

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1999RM000738A IT1307285B1 (it) 1999-11-30 1999-11-30 Trattamento disinquinante e rigenerazione di soluzioni acquose di sodacaustica esauste da depurazione e lavaggio di prodotti petroliferi, ed

Country Status (3)

Country Link
AU (1) AU1886101A (it)
IT (1) IT1307285B1 (it)
WO (1) WO2001040113A1 (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7713399B2 (en) 2005-05-12 2010-05-11 Saudi Arabian Oil Company Process for treating a sulfur-containing spent caustic refinery stream using a membrane electrolyzer powered by a fuel cell

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU660694A1 (ru) * 1973-10-22 1979-05-05 Plotnikov Nikolaj Способ очистки сточных вод от эмульгированных нефтепродутов
US4417986A (en) * 1981-03-13 1983-11-29 Mobil Oil Corporation Process for reducing the chemical oxygen demand of spent alkaline reagents
IT1244498B (it) * 1991-02-20 1994-07-15 Ecotec Srl Procedimento per il trattamento disinquinante di soluzione acquose di soda caustica esauste da depurazione e lavaggio di prodotti petroliferi.
US5268104A (en) * 1992-07-09 1993-12-07 Stone & Webster Engineering, Corp. Process for treating and regenerating spent caustic

Also Published As

Publication number Publication date
ITRM990738A0 (it) 1999-12-02
WO2001040113A1 (en) 2001-06-07
ITRM990738A1 (it) 2001-05-30
AU1886101A (en) 2001-06-12

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