CH391731A - Verfahren zur Herstellung chemischer Substanzen, wie Furfurol, Essigsäure, Kohlensäure, Lignin und Cellulose, aus holzhaltigen Materialien - Google Patents
Verfahren zur Herstellung chemischer Substanzen, wie Furfurol, Essigsäure, Kohlensäure, Lignin und Cellulose, aus holzhaltigen MaterialienInfo
- Publication number
- CH391731A CH391731A CH7911959A CH7911959A CH391731A CH 391731 A CH391731 A CH 391731A CH 7911959 A CH7911959 A CH 7911959A CH 7911959 A CH7911959 A CH 7911959A CH 391731 A CH391731 A CH 391731A
- Authority
- CH
- Switzerland
- Prior art keywords
- furfural
- lignin
- wood
- cellulose
- production
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
- G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
-
- 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
- C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C53/00—Saturated compounds having only one carboxyl group bound to an acyclic carbon atom or hydrogen
- C07C53/08—Acetic acid
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D307/38—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D307/40—Radicals substituted by oxygen atoms
- C07D307/46—Doubly bound oxygen atoms, or two oxygen atoms singly bound to the same carbon atom
- C07D307/48—Furfural
- C07D307/50—Preparation from natural products
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C3/00—Pulping cellulose-containing materials
- D21C3/003—Pulping cellulose-containing materials with organic compounds
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/10—Tops, e.g. hot plates; Rings
- F24C15/102—Tops, e.g. hot plates; Rings electrically heated
- F24C15/105—Constructive details concerning the regulation of the temperature
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Furan Compounds (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL243319D NL243319A (de) | 1959-10-07 | ||
GB2336259A GB926034A (en) | 1959-10-07 | 1959-07-07 | Process for producing chemicals from a woody material |
FR804885A FR1235092A (fr) | 1959-09-11 | 1959-09-11 | Procédé de transformation de matières ligneuses en produits chimiques |
CH7911959A CH391731A (de) | 1959-10-07 | 1959-10-07 | Verfahren zur Herstellung chemischer Substanzen, wie Furfurol, Essigsäure, Kohlensäure, Lignin und Cellulose, aus holzhaltigen Materialien |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH7911959A CH391731A (de) | 1959-10-07 | 1959-10-07 | Verfahren zur Herstellung chemischer Substanzen, wie Furfurol, Essigsäure, Kohlensäure, Lignin und Cellulose, aus holzhaltigen Materialien |
Publications (1)
Publication Number | Publication Date |
---|---|
CH391731A true CH391731A (de) | 1965-05-15 |
Family
ID=4536997
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH7911959A CH391731A (de) | 1959-09-11 | 1959-10-07 | Verfahren zur Herstellung chemischer Substanzen, wie Furfurol, Essigsäure, Kohlensäure, Lignin und Cellulose, aus holzhaltigen Materialien |
Country Status (3)
Country | Link |
---|---|
CH (1) | CH391731A (de) |
GB (1) | GB926034A (de) |
NL (1) | NL243319A (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3479336A (en) * | 1966-05-13 | 1969-11-18 | Columbia Cellulose Co Ltd | Production of cellulose esters from particulate lignocellulosic material |
CN114351493B (zh) * | 2021-12-08 | 2022-10-25 | 华南理工大学 | 一种去除胞间层木质素的方法 |
-
0
- NL NL243319D patent/NL243319A/xx unknown
-
1959
- 1959-07-07 GB GB2336259A patent/GB926034A/en not_active Expired
- 1959-10-07 CH CH7911959A patent/CH391731A/de unknown
Also Published As
Publication number | Publication date |
---|---|
GB926034A (en) | 1963-05-15 |
NL243319A (de) |
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