DE3762966D1 - Verfahren zur extraktion von paraffinen aus ihren mischungen mit paraffinsulfonsaeuren. - Google Patents
Verfahren zur extraktion von paraffinen aus ihren mischungen mit paraffinsulfonsaeuren.Info
- Publication number
- DE3762966D1 DE3762966D1 DE8787201344T DE3762966T DE3762966D1 DE 3762966 D1 DE3762966 D1 DE 3762966D1 DE 8787201344 T DE8787201344 T DE 8787201344T DE 3762966 T DE3762966 T DE 3762966T DE 3762966 D1 DE3762966 D1 DE 3762966D1
- Authority
- DE
- Germany
- Prior art keywords
- paraffins
- mixtures
- sulphuric acid
- extraction
- mixture
- 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 - Lifetime
Links
- 239000000203 mixture Substances 0.000 title abstract 6
- 239000002253 acid Substances 0.000 title abstract 2
- 150000007513 acids Chemical class 0.000 title abstract 2
- 238000000605 extraction Methods 0.000 title 1
- 239000012188 paraffin wax Substances 0.000 title 1
- 239000001117 sulphuric acid Substances 0.000 abstract 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 2
- 235000011149 sulphuric acid Nutrition 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- 125000004432 carbon atom Chemical group C* 0.000 abstract 1
- 230000005855 radiation Effects 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/42—Separation; Purification; Stabilisation; Use of additives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
- B01D11/0403—Solvent extraction of solutions which are liquid with a supercritical fluid
- B01D11/0407—Solvent extraction of solutions which are liquid with a supercritical fluid the supercritical fluid acting as solvent for the solute
-
- 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
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Fats And Perfumes (AREA)
- Extraction Or Liquid Replacement (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Physical Water Treatments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT8621224A IT1213456B (it) | 1986-07-23 | 1986-07-23 | Procedimento per l'estrazione di paraffine da loro miscele con acidi paraffinsolfonici. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3762966D1 true DE3762966D1 (de) | 1990-07-05 |
Family
ID=11178648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE8787201344T Expired - Lifetime DE3762966D1 (de) | 1986-07-23 | 1987-07-14 | Verfahren zur extraktion von paraffinen aus ihren mischungen mit paraffinsulfonsaeuren. |
Country Status (20)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1230155B (it) * | 1989-06-15 | 1991-10-14 | Enichem Augusta Spa | Procedimento migliorato per la preparazione di acidi paraffin-solfonici |
| IT1238208B (it) * | 1989-10-12 | 1993-07-12 | Enichem Augusta Spa | Procedimento per l'estrazione di una sostanza apolare da una fase liquida mediante un gas supercritico e in un estrattore a piatti forati. |
| FI105080B (fi) * | 1995-10-11 | 2000-06-15 | Rauma Ecoplanning Oy | Uuttomenetelmä |
| DE102008032723A1 (de) | 2008-07-11 | 2010-01-14 | Clariant International Limited | Verfahren zur Isolierung von Paraffinsulfonsäuren |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2875257A (en) * | 1954-06-15 | 1959-02-24 | Atlantic Refining Co | Preparation of improved alkylate products using a sulfuric acid treatment |
| US3033898A (en) * | 1958-08-18 | 1962-05-08 | Bray Oil Co | Sulfonation of oils |
| DE2204746A1 (de) * | 1972-02-01 | 1973-08-09 | Uniroyal Ag | Schlauchloser fahrzeugluftreifen |
| US4361520A (en) * | 1979-07-26 | 1982-11-30 | Marathon Oil Company | Refinement of sulfonated hydrocarbons |
| US4269789A (en) * | 1979-12-31 | 1981-05-26 | Phillips Petroleum Company | Petroleum sulfonation |
| IT1191720B (it) * | 1986-03-27 | 1988-03-23 | Eniricerche Spa | Procedimento per la estrazione di paraffine da miscele delle stesse con acidi alcansolfonici |
-
1986
- 1986-07-23 IT IT8621224A patent/IT1213456B/it active
-
1987
- 1987-07-10 US US07/071,872 patent/US4843184A/en not_active Expired - Fee Related
- 1987-07-13 ZA ZA875103A patent/ZA875103B/xx unknown
- 1987-07-14 DE DE8787201344T patent/DE3762966D1/de not_active Expired - Lifetime
- 1987-07-14 AT AT87201344T patent/ATE53201T1/de not_active IP Right Cessation
- 1987-07-14 EP EP87201344A patent/EP0261700B1/en not_active Expired - Lifetime
- 1987-07-14 IN IN494/MAS/87A patent/IN169789B/en unknown
- 1987-07-14 IN IN495/MAS/87A patent/IN169788B/en unknown
- 1987-07-14 ES ES87201344T patent/ES2016616B3/es not_active Expired - Lifetime
- 1987-07-21 NO NO873056A patent/NO165492C/no unknown
- 1987-07-21 DK DK379587A patent/DK166020C/da not_active IP Right Cessation
- 1987-07-21 CA CA000542584A patent/CA1296357C/en not_active Expired - Lifetime
- 1987-07-22 RU SU874203002A patent/RU1771473C/ru active
- 1987-07-22 MX MX007467A patent/MX168847B/es unknown
- 1987-07-22 BR BR8704129A patent/BR8704129A/pt not_active Application Discontinuation
- 1987-07-22 DD DD87305255A patent/DD261369A5/de not_active IP Right Cessation
- 1987-07-23 CS CS557087A patent/CS272776B2/cs unknown
- 1987-07-23 JP JP62182434A patent/JPH07110818B2/ja not_active Expired - Lifetime
- 1987-07-23 CN CN87105311A patent/CN1010583B/zh not_active Expired
- 1987-07-23 PT PT85389A patent/PT85389B/pt not_active IP Right Cessation
-
1990
- 1990-07-06 GR GR90400442T patent/GR3000633T3/el unknown
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ATE202356T1 (de) | Extraktives verfahren zur gewinnung von natürlichen makroliden | |
| DE3775821D1 (de) | Verfahren zur wiedergewinnung von aminsaeuren aus waesserigen mischungen. | |
| DE3762966D1 (de) | Verfahren zur extraktion von paraffinen aus ihren mischungen mit paraffinsulfonsaeuren. | |
| DE3768720D1 (de) | Verfahren zur trennung von aminosaeuren. | |
| ATE7909T1 (de) | Verfahren zur abtrennung wasserloeslicher salze von aromatischen sulfonsaeuren aus sulfiergemischen. | |
| DE3869900D1 (de) | Verfahren zur behandlung von raffinerieschlaemmen. | |
| ATE95160T1 (de) | Verfahren zur gewinnung von milchsaeure aus loesungen, die sie enthalten. | |
| DE68904663D1 (de) | Verfahren zur elektrochemischen oxidation von cer 3+ nach cer 4+ in einer emulsion. | |
| IE782520L (en) | Separation of sulphonated paraffins. | |
| DE69012286D1 (de) | Verfahren zur Reinigung von Paraffinsulfonsäuren. | |
| ATE105724T1 (de) | Verfahren zur extraktion von n-paraffinen aus einer flüssigen phase mit überkritischem c02 in einer kolonne mit perforierten platten. | |
| DE59002095D1 (de) | Verfahren zur rueckgewinnung von schwefelsaeure. | |
| ATE2612T1 (de) | Verfahren zur reinigung von nassverfahrensphosphorsaeure. | |
| GB1394028A (en) | Purification of creude sulphonic acids | |
| DE3762240D1 (de) | Verfahren zur entfernung von paraffinen aus ihren mischungen mit paraffinsulfonsaeuren. | |
| ATE30140T1 (de) | Verfahren zur reinigung von nassverfahrensphosphorsaeure. | |
| JPS5724324A (en) | Separating method of organic acid | |
| SU577783A1 (ru) | Способ выделени сульфоксидов и сульфонов из смеси с углеводородами | |
| DE69006210D1 (de) | Verfahren zur abscheidung von distickstoffpentoxyd aus seiner lösung in salpetersäure. | |
| AT377277B (de) | Verfahren zur herstellung waessriger emulsionen von lufttrocknenden lackbindemitteln | |
| DE1443431A1 (de) | Verfahren zur Gewinnung gereinigter Sulfonate | |
| GB1079270A (en) | Process for separating mixtures of saturated hydrocarbons and sulphonic acids |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |