ZA711552B - Treatment of coal extracts - Google Patents
Treatment of coal extractsInfo
- Publication number
- ZA711552B ZA711552B ZA711552A ZA711552A ZA711552B ZA 711552 B ZA711552 B ZA 711552B ZA 711552 A ZA711552 A ZA 711552A ZA 711552 A ZA711552 A ZA 711552A ZA 711552 B ZA711552 B ZA 711552B
- Authority
- ZA
- South Africa
- Prior art keywords
- treatment
- coal extracts
- coal
- extracts
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/11—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms
-
- 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
- C08G8/08—Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ
- C08G8/10—Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ with phenol
-
- 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
- C08G8/08—Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ
- C08G8/20—Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ with polyhydric phenols
- C08G8/22—Resorcinol
-
- 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
- C08G8/28—Chemically modified polycondensates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- General Chemical & Material Sciences (AREA)
- Phenolic Resins Or Amino Resins (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Indole Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1275570 | 1970-03-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA711552B true ZA711552B (en) | 1971-12-29 |
Family
ID=10010539
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA711552A ZA711552B (en) | 1970-03-17 | 1971-03-10 | Treatment of coal extracts |
Country Status (6)
Country | Link |
---|---|
US (1) | US3787343A (xx) |
DE (1) | DE2111313A1 (xx) |
FR (1) | FR2084716A5 (xx) |
GB (1) | GB1314064A (xx) |
NL (1) | NL7103439A (xx) |
ZA (1) | ZA711552B (xx) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2901405C2 (de) * | 1979-01-15 | 1981-12-03 | Bergwerksverband Gmbh, 4300 Essen | Verfahren zur Herstellung von selbsthärtenden oder härtbaren Massen aus Destillationsrückständen der Kohlehydrierung |
ZA83346B (en) * | 1982-02-09 | 1984-03-28 | Coal Industry Patents Ltd | Coal extraction |
PL138691B1 (en) * | 1983-12-30 | 1986-10-31 | Inst Chemii Przemyslowej | Method of isolating volatile components from solid carbonaceous residues |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3061900A (en) * | 1957-07-23 | 1962-11-06 | Dow Chemical Co | Thermosetting composition comprising coal acids, phenol aldehyde resin, plasticizer and polyamine and method of preparing shell molds therefrom |
US3207717A (en) * | 1959-12-21 | 1965-09-21 | Minnesota Mining & Mfg | Thermoset copolymers |
US3207687A (en) * | 1963-09-25 | 1965-09-21 | Minnesota Mining & Mfg | Preparation of thermosetting resinous material |
US3301803A (en) * | 1964-06-15 | 1967-01-31 | Mobil Oil | Asphalt-aldehyde-phenolic compound containing compositions |
SE401686B (sv) * | 1974-05-21 | 1978-05-22 | Asea Ab | Likstromsljusbagsugn enligt patentet 7317535-8 |
-
1970
- 1970-03-17 GB GB1275570A patent/GB1314064A/en not_active Expired
-
1971
- 1971-03-10 ZA ZA711552A patent/ZA711552B/xx unknown
- 1971-03-10 DE DE19712111313 patent/DE2111313A1/de active Pending
- 1971-03-11 US US00123423A patent/US3787343A/en not_active Expired - Lifetime
- 1971-03-15 NL NL7103439A patent/NL7103439A/xx unknown
- 1971-03-16 FR FR7109209A patent/FR2084716A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1314064A (en) | 1973-04-18 |
FR2084716A5 (xx) | 1971-12-17 |
DE2111313A1 (de) | 1972-06-22 |
NL7103439A (xx) | 1971-09-21 |
US3787343A (en) | 1974-01-22 |
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