FR2052583A5 - - Google Patents
Info
- Publication number
- FR2052583A5 FR2052583A5 FR7021903A FR7021903A FR2052583A5 FR 2052583 A5 FR2052583 A5 FR 2052583A5 FR 7021903 A FR7021903 A FR 7021903A FR 7021903 A FR7021903 A FR 7021903A FR 2052583 A5 FR2052583 A5 FR 2052583A5
- Authority
- FR
- France
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J41/00—Anion exchange; Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
-
- 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
- C07C303/44—Separation; Purification
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treatment Of Water By Ion Exchange (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Detergent Compositions (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH913869A CH511190A (de) | 1969-06-16 | 1969-06-16 | Verfahren zur Befreiung 55-85%iger Schwefelsäure von ihren Verunreinigungen durch Metalle und/oder Halbmetalle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2052583A5 true FR2052583A5 (US07931698-20110426-C00027.png) | 1971-04-09 |
Family
ID=4348732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7021903A Expired FR2052583A5 (US07931698-20110426-C00027.png) | 1969-06-16 | 1970-06-15 |
Country Status (13)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3947561A (en) * | 1973-10-02 | 1976-03-30 | St. Joe Minerals Corporation | Method of removing mercury from sulfuric acid |
| JPS59162108A (ja) * | 1983-03-03 | 1984-09-13 | Tadao Nagai | 硫酸溶液の浄液法 |
| DE3726047A1 (de) * | 1987-08-06 | 1989-02-16 | Bayer Ag | Verfahren zum abtrennen von metallsulfaten aus schwefelsaeure |
| US5009868A (en) * | 1987-12-14 | 1991-04-23 | East Penn Manufacturing Co., Inc. | Process for the extended use of strip acid employed in the reclamation of battery acid fluid from expanded lead-acid batteries |
| EP1964811B1 (en) * | 2007-02-28 | 2016-11-30 | China Petrochemical Development Corporation | Method for preparing hydroxylammonium phosphate |
-
1969
- 1969-06-16 CH CH913869A patent/CH511190A/de not_active IP Right Cessation
-
1970
- 1970-05-28 RO RO63488A patent/RO61032A/ro unknown
- 1970-06-12 DE DE2029117A patent/DE2029117C3/de not_active Expired
- 1970-06-13 ES ES380730A patent/ES380730A1/es not_active Expired
- 1970-06-15 IE IE770/70A patent/IE34300B1/xx unknown
- 1970-06-15 FR FR7021903A patent/FR2052583A5/fr not_active Expired
- 1970-06-15 NL NL707008726A patent/NL150079B/xx not_active IP Right Cessation
- 1970-06-15 AT AT536570A patent/AT297748B/de not_active IP Right Cessation
- 1970-06-15 TR TR17373A patent/TR17373A/xx unknown
- 1970-06-15 KR KR7000837A patent/KR780000403B1/ko active
- 1970-06-15 BR BR219749/70A patent/BR7019749D0/pt unknown
- 1970-06-15 GB GB2890370A patent/GB1304254A/en not_active Expired
- 1970-08-15 YU YU1512/70A patent/YU36133B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2029117A1 (US07931698-20110426-C00027.png) | 1970-12-23 |
| BR7019749D0 (pt) | 1973-01-25 |
| IE34300L (en) | 1970-12-16 |
| TR17373A (tr) | 1975-03-24 |
| NL7008726A (US07931698-20110426-C00027.png) | 1970-12-18 |
| GB1304254A (US07931698-20110426-C00027.png) | 1973-01-24 |
| IE34300B1 (en) | 1975-04-02 |
| CH511190A (de) | 1971-08-15 |
| YU36133B (en) | 1982-02-25 |
| DE2029117C3 (de) | 1978-10-05 |
| ES380730A1 (es) | 1972-08-16 |
| YU151270A (en) | 1981-02-28 |
| NL150079B (nl) | 1976-07-15 |
| KR780000403B1 (en) | 1978-10-10 |
| RO61032A (US07931698-20110426-C00027.png) | 1976-07-15 |
| AT297748B (de) | 1972-04-10 |
| DE2029117B2 (de) | 1978-02-02 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |