BE571811A - - Google Patents
Info
- Publication number
- BE571811A BE571811A BE571811DA BE571811A BE 571811 A BE571811 A BE 571811A BE 571811D A BE571811D A BE 571811DA BE 571811 A BE571811 A BE 571811A
- Authority
- BE
- Belgium
Links
Classifications
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- 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
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
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- 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
- D21C1/00—Pretreatment of the finely-divided materials before digesting
- D21C1/04—Pretreatment of the finely-divided materials before digesting with acid reacting compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1184303T | 1957-10-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE571811A true BE571811A (de) | 1959-04-07 |
Family
ID=42732592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE571811D BE571811A (de) | 1957-10-14 | 1958-10-07 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE571811A (de) |
| DE (1) | DE1125653B (de) |
| FR (2) | FR1184303A (de) |
| GB (1) | GB839425A (de) |
| NL (2) | NL100536C (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU681032A1 (ru) * | 1976-02-23 | 1979-08-25 | Грозненский филиал Охтинского научно-производственного объединения "Пластполимер" | Способ получени димеров и содимеров -олефинов |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL96146C (de) * | 1954-02-25 |
-
0
- NL NL232063D patent/NL232063A/xx unknown
-
1957
- 1957-10-14 FR FR1184303D patent/FR1184303A/fr not_active Expired
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1958
- 1958-05-30 FR FR766725A patent/FR73657E/fr not_active Expired
- 1958-10-07 BE BE571811D patent/BE571811A/xx unknown
- 1958-10-07 DE DE1958A0030475 patent/DE1125653B/de active Pending
- 1958-10-08 NL NL232063A patent/NL100536C/xx active
- 1958-10-10 GB GB3248158A patent/GB839425A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL232063A (de) | |
| GB839425A (en) | 1960-06-29 |
| NL100536C (de) | 1962-02-15 |
| FR73657E (fr) | 1960-09-05 |
| DE1125653B (de) | 1962-03-15 |
| FR1184303A (fr) | 1959-07-20 |