SE358671B - - Google Patents

Info

Publication number: SE358671B
Authority: SE; Sweden

Application number

SE10851/69A

Inventor

J Brophy

Original Assignee

Prenco Mfg 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.)

1968-08-26

Filing date

1969-08-01

Publication date

1973-08-06

1969-08-01 Application filed by Prenco Mfg Co filed Critical Prenco Mfg Co

1973-08-06 Publication of SE358671B publication Critical patent/SE358671B/xx

Links

Classifications

- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/36—Regeneration of waste pickling liquors
- 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
- 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
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/90—Separation; Purification
- C01B17/901—Recovery from spent acids containing metallic ions, e.g. hydrolysis acids, pickling acids
- 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)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Treatment Of Water By Oxidation Or Reduction (AREA)

SE10851/69A 1968-08-26 1969-08-01 SE358671B (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US75510168A	1968-08-26	1968-08-26

Publications (1)

Publication Number	Publication Date
SE358671B true SE358671B (fr)	1973-08-06

Family

ID=25037735

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE10851/69A SE358671B (fr)	1968-08-26	1969-08-01

Country Status (8)

Country	Link
JP (1)	JPS4918356B1 (fr)
BE (1)	BE737917A (fr)
CH (1)	CH520624A (fr)
DE (1)	DE1942950A1 (fr)
FR (1)	FR2016382A1 (fr)
GB (1)	GB1272407A (fr)
NL (1)	NL6912779A (fr)
SE (1)	SE358671B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5262295U (fr) *	1975-10-29	1977-05-07
DE2643798A1 (de) *	1976-09-29	1978-04-06	Bayer Ag	Verfahren zur aufarbeitung von abfallschwefelsaeure und eisensulfatheptahydrat zu frischsaeure
DE3216420A1 (de) *	1982-05-03	1983-11-03	Bayer Ag, 5090 Leverkusen	Verfahren zur spaltung von verduennter schwefelsaeure
DK191386D0 (da) *	1986-04-24	1986-04-24	Koege Kemisk Vaerk	Emulgatorsystem

1969
- 1969-07-25 GB GB37550/69A patent/GB1272407A/en not_active Expired
- 1969-08-01 SE SE10851/69A patent/SE358671B/xx unknown
- 1969-08-21 NL NL6912779A patent/NL6912779A/xx unknown
- 1969-08-22 CH CH1274769A patent/CH520624A/fr not_active IP Right Cessation
- 1969-08-23 DE DE19691942950 patent/DE1942950A1/de active Pending
- 1969-08-25 JP JP44066538A patent/JPS4918356B1/ja active Pending
- 1969-08-25 FR FR6929035A patent/FR2016382A1/fr not_active Withdrawn
- 1969-08-25 BE BE737917D patent/BE737917A/xx unknown

Also Published As

Publication number	Publication date
FR2016382A1 (fr)	1970-05-08
DE1942950A1 (de)	1970-04-02
BE737917A (fr)	1970-02-25
JPS4918356B1 (fr)	1974-05-09
CH520624A (fr)	1972-03-31
GB1272407A (en)	1972-04-26
NL6912779A (fr)	1970-03-02

Publication	Publication Date	Title
AU428130B2 (fr)	1972-09-14
AU5184069A (fr)	1970-07-17
AU6168869A (fr)	1971-04-08
JPS4918356B1 (fr)	1974-05-09
AU6171569A (fr)	1971-04-08
AU429879B2 (fr)	1972-11-09
AU4304568A (fr)	1971-02-25
AU2581067A (fr)	1970-02-19
AU4811568A (fr)	1974-08-01
AU4744468A (fr)	1970-06-18
AU2580267A (fr)	1970-02-05
BE727396A (fr)	1969-07-01
BE728729A (fr)	1969-08-21
BE728460A (fr)	1969-08-14
BE708933A (fr)	1968-05-16
BE708888A (fr)	1968-07-03
BE642636A (fr)
BE630165A (fr)
BE727600A (fr)	1969-07-29
BE581157A (fr)
BE709095A (fr)	1968-07-09
BE709119A (fr)	1968-05-16
BE726859A (fr)	1969-06-16
BE709138A (fr)	1968-05-16
AU5758767A (fr)	1970-03-26