FR2197639A1 - - Google Patents
Info
- Publication number
- FR2197639A1 FR2197639A1 FR7327342A FR7327342A FR2197639A1 FR 2197639 A1 FR2197639 A1 FR 2197639A1 FR 7327342 A FR7327342 A FR 7327342A FR 7327342 A FR7327342 A FR 7327342A FR 2197639 A1 FR2197639 A1 FR 2197639A1
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G8/00—Condensation polymers of aldehydes or ketones with phenols only
- C08G8/04—Condensation polymers of aldehydes or ketones with phenols only of aldehydes
-
- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
-
- 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
- C01B17/905—Removal of organic impurities
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/18—Phosphoric acid
- C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/18—Phosphoric acid
- C01B25/234—Purification; Stabilisation; Concentration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Medicinal Chemistry (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Polymers & Plastics (AREA)
- Water Supply & Treatment (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Water Treatment By Sorption (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Extraction Or Liquid Replacement (AREA)
- Removal Of Specific Substances (AREA)
- Phenolic Resins Or Amino Resins (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IL40253A IL40253A (en) | 1972-08-30 | 1972-08-30 | Removal of dissolved organic matter from acidic aqueous solution |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2197639A1 true FR2197639A1 (US07235543-20070626-C00056.png) | 1974-03-29 |
| FR2197639B1 FR2197639B1 (US07235543-20070626-C00056.png) | 1978-04-14 |
Family
ID=11046662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7327342A Expired FR2197639B1 (US07235543-20070626-C00056.png) | 1972-08-30 | 1973-07-26 |
Country Status (14)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2470090A1 (fr) * | 1979-11-20 | 1981-05-29 | Rhone Poulenc Ind | Procede de purification d'un acide phosphorique de voie humide |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4250155A (en) * | 1978-06-09 | 1981-02-10 | Gardinier, Inc. | Method of purifying phosphoric acid after solvent extraction |
| US4256570A (en) * | 1979-03-19 | 1981-03-17 | International Minerals & Chemical Corporation | Purification of phosphoric acid |
| DE3064536D1 (en) * | 1979-10-01 | 1983-09-15 | Paper Board Printing Res Ass | Process for improving the quality of pulp obtained from wastepaper |
| US4341638A (en) * | 1979-10-17 | 1982-07-27 | International Minerals & Chemical Corp. | Purification of phosphoric acid |
| US4608245A (en) * | 1985-10-17 | 1986-08-26 | Gaddy James L | Method of separation of sugars and concentrated sulfuric acid |
| CA2034746C (en) * | 1991-01-22 | 1997-11-18 | Edward William Robins | Method of neutralizing hazardous products and composition therefor |
| US5352368A (en) * | 1993-09-23 | 1994-10-04 | Isolyser Co., Inc. | Aldehyde treatment system |
| US6534666B1 (en) | 2001-12-27 | 2003-03-18 | Air Products And Chemicals, Inc. | Use of water and acidic water to purify liquid MOCVD precursors |
| CN104984697A (zh) * | 2015-06-25 | 2015-10-21 | 安庆市虹泰新材料有限责任公司 | 一种粗制二聚酸的生产系统及其生产方法 |
| CN112844346A (zh) * | 2020-12-31 | 2021-05-28 | 成都九翼环保科技有限公司 | 超临界水热再生粉末活性炭装置及方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3634230A (en) * | 1969-08-06 | 1972-01-11 | Reichhold Chemicals Inc | Process for removal of inorganic and organic matter from waste water systems |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2133251A (en) * | 1937-10-06 | 1938-10-11 | Nat Lead Co | Clarification and purification of industrial acid liquors |
| US2866684A (en) * | 1956-08-03 | 1958-12-30 | Union Carbide Corp | Sulfuric acid clarification |
| NL285803A (US07235543-20070626-C00056.png) * | 1961-11-22 | |||
| IT956493B (it) * | 1972-06-13 | 1973-10-10 | Sir Soc Italiana Resine Spa | Procedimento per il recupero del fenolo contenuto in acque di sca rico e per la trasformazione di detto fenolo in prodotti resinosi |
| UST932002I4 (en) | 1973-10-12 | 1975-03-04 | Purification of wet-process phosphoric acid with methanol ahd ammohia | |
| UST942007I4 (US07235543-20070626-C00056.png) | 1974-11-07 | 1976-01-06 | ||
| US3967948A (en) * | 1975-09-29 | 1976-07-06 | Tennessee Valley Authority | Purification of phosphoric acid with urea and nitric acid |
-
1972
- 1972-08-30 IL IL40253A patent/IL40253A/xx unknown
-
1973
- 1973-07-10 IE IE1166/73A patent/IE37898B1/xx unknown
- 1973-07-11 ZA ZA734706A patent/ZA734706B/xx unknown
- 1973-07-16 CA CA176,499A patent/CA1004783A/en not_active Expired
- 1973-07-17 AU AU58165/73A patent/AU472090B2/en not_active Expired
- 1973-07-19 DE DE19732336840 patent/DE2336840A1/de active Pending
- 1973-07-26 FR FR7327342A patent/FR2197639B1/fr not_active Expired
- 1973-07-27 GB GB3587673A patent/GB1412056A/en not_active Expired
- 1973-08-07 BR BR6002/73A patent/BR7306002D0/pt unknown
- 1973-08-09 BE BE2052977A patent/BE803380A/xx unknown
- 1973-08-16 NL NL7311318A patent/NL7311318A/xx not_active Application Discontinuation
- 1973-08-17 ES ES73417964A patent/ES417964A1/es not_active Expired
- 1973-08-30 JP JP48096784A patent/JPS4986263A/ja active Pending
-
1976
- 1976-04-01 US US05/672,812 patent/US4064220A/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3634230A (en) * | 1969-08-06 | 1972-01-11 | Reichhold Chemicals Inc | Process for removal of inorganic and organic matter from waste water systems |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2470090A1 (fr) * | 1979-11-20 | 1981-05-29 | Rhone Poulenc Ind | Procede de purification d'un acide phosphorique de voie humide |
| EP0030487A1 (fr) * | 1979-11-20 | 1981-06-17 | Rhone-Poulenc Chimie | Procédé de purification d'un acide phosphorique de voie humide |
Also Published As
| Publication number | Publication date |
|---|---|
| ZA734706B (en) | 1974-06-26 |
| IE37898B1 (en) | 1977-11-09 |
| IL40253A (en) | 1975-04-25 |
| NL7311318A (US07235543-20070626-C00056.png) | 1974-03-04 |
| CA1004783A (en) | 1977-02-01 |
| ES417964A1 (es) | 1976-06-01 |
| BE803380A (fr) | 1973-12-03 |
| JPS4986263A (US07235543-20070626-C00056.png) | 1974-08-19 |
| FR2197639B1 (US07235543-20070626-C00056.png) | 1978-04-14 |
| AU5816573A (en) | 1975-01-23 |
| BR7306002D0 (pt) | 1974-06-27 |
| IE37898L (en) | 1974-02-28 |
| US4064220A (en) | 1977-12-20 |
| AU472090B2 (en) | 1976-05-13 |
| DE2336840A1 (de) | 1974-03-07 |
| IL40253A0 (en) | 1972-10-29 |
| GB1412056A (en) | 1975-10-29 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |