BE745758A - Regeneration d'acide sulfurique a partir de boues - Google Patents

Regeneration d'acide sulfurique a partir de boues

Info

Publication number
BE745758A
BE745758A BE745758DA BE745758A BE 745758 A BE745758 A BE 745758A BE 745758D A BE745758D A BE 745758DA BE 745758 A BE745758 A BE 745758A
Authority
BE
Belgium
Prior art keywords
sludge
regeneration
sulfuric acid
sulfuric
acid
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
H Z Hurlburt
Original Assignee
Stauffer Chemical Co
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 Stauffer Chemical Co filed Critical Stauffer Chemical Co
Publication of BE745758A publication Critical patent/BE745758A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/48—Sulfur dioxide; Sulfurous acid
    • C01B17/50—Preparation of sulfur dioxide
    • C01B17/58—Recovery of sulfur dioxide from acid tar or the like or from any waste sulfuric acid
    • 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
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency
    • Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Treating Waste Gases (AREA)
BE745758D 1969-02-11 1970-02-10 Regeneration d'acide sulfurique a partir de boues BE745758A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79836269A 1969-02-11 1969-02-11

Publications (1)

Publication Number Publication Date
BE745758A true BE745758A (fr) 1970-08-10

Family

ID=25173195

Family Applications (1)

Application Number Title Priority Date Filing Date
BE745758D BE745758A (fr) 1969-02-11 1970-02-10 Regeneration d'acide sulfurique a partir de boues

Country Status (7)

Country Link
BE (1) BE745758A (enrdf_load_stackoverflow)
BR (1) BR7016687D0 (enrdf_load_stackoverflow)
CA (1) CA933724A (enrdf_load_stackoverflow)
DE (1) DE2005905A1 (enrdf_load_stackoverflow)
FR (1) FR2032846A5 (enrdf_load_stackoverflow)
GB (1) GB1288851A (enrdf_load_stackoverflow)
NL (1) NL7001861A (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0091679B1 (en) * 1982-04-14 1986-01-29 Allied Corporation Thermal decomposition of waste sulfuric acid
GB8610856D0 (en) * 1986-05-02 1986-06-11 Boc Group Plc Treatment of waste material
GB2190909B (en) * 1986-05-02 1990-05-02 Boc Group Plc Treatment of waste material
DK98191A (da) * 1991-05-24 1992-11-25 Haldor Topsoe As Fremgangsmaade til regenerering af uren svovlsyre
US5628976A (en) * 1995-10-17 1997-05-13 Air Products And Chemicals Cofiring biosolids in a spent sulfuric acid regeneration facility
WO2018015139A1 (en) 2016-07-21 2018-01-25 Haldor Topsøe A/S A process for the production of sulfur trioxide
CN112827324B (zh) * 2021-03-25 2025-09-19 刘玉满 一种净化消失模铸造废气中二氧化硫污染的方法及装置

Also Published As

Publication number Publication date
DE2005905A1 (de) 1970-09-03
GB1288851A (enrdf_load_stackoverflow) 1972-09-13
CA933724A (en) 1973-09-18
NL7001861A (enrdf_load_stackoverflow) 1970-08-13
FR2032846A5 (enrdf_load_stackoverflow) 1970-11-27
BR7016687D0 (pt) 1973-01-23

Similar Documents

Publication Publication Date Title
BE810686A (fr) Procede de purification d'acide sulfurique use
BE810280A (fr) Purification de l'acide hydroxyacetique
FR2287437A1 (fr) Procede de purification de l'acide acrylique
BE857042A (fr) Procede de regeneration d'acide sulfurique
BE779549A (fr) Procede de purification de l'acide acrylique
BE770319A (fr) Procede de dissociation de l'acide sulfurique
BE822986A (fr) Nouveaux esters de pyrimidine d'acide thionothiolphosphorique
BE772277A (fr) Procede de purification de l'acide terephtalique
BE816367A (fr) Procede de regeneration d'acide sulfurique
BE745758A (fr) Regeneration d'acide sulfurique a partir de boues
BE817574A (fr) Purification d'acide phosphorique
FR1425885A (fr) Régénération d'acide sulfurique dans la préparation de méthacrylate de méthyle
BE810652A (fr) Purification de l'acide phosphorique
BE780450A (fr) Procede de purification d'acide cyanurique
BE818560A (fr) Procede de traitement d'acide sulfurique aqueux
FR1427531A (fr) Procédé de purification d'acide phosphorique
FR2327193A1 (fr) Procede de purification de l'acide phosphorique
BE756045A (fr) Procede de regeneration de solutions de decapage a l'acide chromique
BE819763R (fr) Procede de separation d'acide fluorhydrique
BE785228A (fr) Dedoublement de l'acide dl-campho-10-sulfonique
FR2291197A1 (fr) Procede pour la purification d'acide cyanurique
FR95292E (fr) Procédé de purification de l'acide téréphtalique.
BE813986A (fr) Esters de l'acide thiophoshonique
CH500933A (fr) Procédé de purification d'acide lactique
BE765849A (fr) Procede de preparation d'acide sulfurique