DK54275A - - Google Patents
Info
- Publication number
- DK54275A DK54275A DK54275*#A DK54275A DK54275A DK 54275 A DK54275 A DK 54275A DK 54275 A DK54275 A DK 54275A DK 54275 A DK54275 A DK 54275A
- Authority
- DK
- Denmark
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
- C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742407157 DE2407157C3 (de) | 1974-02-15 | Verfahren zur Gewinnung von Ameisensäure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK54275A true DK54275A (US08063081-20111122-C00044.png) | 1975-10-13 |
Family
ID=5907432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK54275*#A DK54275A (US08063081-20111122-C00044.png) | 1974-02-15 | 1975-02-14 |
Country Status (12)
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2545730A1 (de) * | 1975-10-11 | 1977-04-21 | Basf Ag | Verfahren zur reindarstellung von ameisensaeure |
| DE2914671A1 (de) * | 1979-04-11 | 1980-10-23 | Basf Ag | Verfahren zur gewinnung von wasserfreier oder weitgehend wasserfreier ameisensaeure |
| SE463671B (sv) * | 1988-10-25 | 1991-01-07 | Eka Nobel Ab | Foerfarande foer framstaellning av klordioxid |
| US5904740A (en) * | 1997-06-03 | 1999-05-18 | Motorola, Inc. | Fuel for liquid feed fuel cells |
| DE10002791A1 (de) * | 2000-01-24 | 2001-07-26 | Basf Ag | Verfahren zur Gewinnung von wasserfreier Ameisensäure |
| DE10237379A1 (de) * | 2002-08-12 | 2004-02-19 | Basf Ag | Verfahren und Vorrichtung zur Herstellung von ameisensauren Formiaten und deren Verwendung |
| US7618725B2 (en) * | 2004-09-21 | 2009-11-17 | The Board Of Trustees Of The University Of Illinois | Low contaminant formic acid fuel for direct liquid fuel cell |
| EA201592070A1 (ru) * | 2013-05-16 | 2016-04-29 | ДСМ АйПи АССЕТС Б.В. | Способ отделения муравьиной кислоты от метилтетрагидрофурана |
| CN103803691B (zh) * | 2014-03-19 | 2016-02-03 | 南京大学 | 一种低浓度甲酸废水处理工艺 |
| US10519084B2 (en) * | 2016-10-20 | 2019-12-31 | Wichita State University | Conversion of natural gas into clean liquid fuels |
| CN106748737A (zh) * | 2016-11-16 | 2017-05-31 | 南京师范大学 | 一种共沸萃取精馏浓缩甲酸水溶液中甲酸的方法 |
| EP3802947A4 (en) * | 2018-05-28 | 2022-05-04 | Pierson Capital Environmental (Beijing) Limited | EFFICIENT METHODS AND COMPOSITIONS FOR RECOVERING PRODUCTS FROM ORGANIC ACID TREATMENT OF PLANT MATERIALS |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1896100A (en) * | 1928-01-07 | 1933-02-07 | Distilleries Des Deux Sevres | Manufacture of anhydrous formic acid |
| US1826302A (en) * | 1928-09-08 | 1931-10-06 | Eastman Kodak Co | Method for the dehydration of formic acid |
| FR1399653A (fr) * | 1964-04-06 | 1965-05-21 | Melle Usines Sa | Procédé continu de préparation de dérivés fonctionnels d'alcools |
| FR1575909A (US08063081-20111122-C00044.png) * | 1968-06-12 | 1969-07-25 | ||
| US3692636A (en) * | 1969-11-28 | 1972-09-19 | Celanese Corp | Separation of a mixture comprising vinyl acetate,ethyl acetate,and acetic acid by distillation |
| US3718545A (en) * | 1971-04-26 | 1973-02-27 | Celanese Corp | Distillation process for recovering substantially anhydrous formic acid from aqueous solutions |
| US3769177A (en) * | 1971-11-10 | 1973-10-30 | Monsanto Co | Purification of carboxylic acids by plural stage distillation with side stream draw-offs |
| US3791935A (en) * | 1971-11-10 | 1974-02-12 | Monsanto Co | Purification of carboxylic acids |
-
1975
- 1975-02-03 NL NL7501253A patent/NL7501253A/xx not_active Application Discontinuation
- 1975-02-06 US US05/547,642 patent/US3983010A/en not_active Expired - Lifetime
- 1975-02-12 FI FI750372A patent/FI750372A/fi not_active Application Discontinuation
- 1975-02-12 NO NO750461A patent/NO750461L/no unknown
- 1975-02-12 SE SE7501571A patent/SE7501571L/xx unknown
- 1975-02-12 FR FR7504330A patent/FR2261249B1/fr not_active Expired
- 1975-02-14 JP JP50018078A patent/JPS50116413A/ja active Pending
- 1975-02-14 BE BE153350A patent/BE825525A/xx unknown
- 1975-02-14 BR BR922/75A patent/BR7500922A/pt unknown
- 1975-02-14 GB GB6318/75A patent/GB1490374A/en not_active Expired
- 1975-02-14 ES ES434727A patent/ES434727A1/es not_active Expired
- 1975-02-14 DK DK54275*#A patent/DK54275A/da unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3983010A (en) | 1976-09-28 |
| ES434727A1 (es) | 1976-12-16 |
| FR2261249A1 (US08063081-20111122-C00044.png) | 1975-09-12 |
| BE825525A (fr) | 1975-08-14 |
| NO750461L (US08063081-20111122-C00044.png) | 1975-08-18 |
| DE2407157A1 (de) | 1975-09-11 |
| FR2261249B1 (US08063081-20111122-C00044.png) | 1979-02-16 |
| GB1490374A (en) | 1977-11-02 |
| FI750372A (US08063081-20111122-C00044.png) | 1975-08-16 |
| BR7500922A (pt) | 1975-12-02 |
| NL7501253A (nl) | 1975-08-19 |
| SE7501571L (US08063081-20111122-C00044.png) | 1975-08-18 |
| JPS50116413A (US08063081-20111122-C00044.png) | 1975-09-11 |
| DE2407157B2 (de) | 1976-01-08 |
