FR872520A - Fabrication de bitumes tendres - Google Patents
Fabrication de bitumes tendresInfo
- Publication number
- FR872520A FR872520A FR872520DA FR872520A FR 872520 A FR872520 A FR 872520A FR 872520D A FR872520D A FR 872520DA FR 872520 A FR872520 A FR 872520A
- Authority
- FR
- France
- Prior art keywords
- manufacture
- bitumens
- soft
- soft bitumens
- Prior art date
- 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.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10C—WORKING-UP PITCH, ASPHALT, BITUMEN, TAR; PYROLIGNEOUS ACID
- C10C1/00—Working-up tar
- C10C1/005—Working-up tar by mixing two or more coaltar fractions
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE872520X | 1938-10-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR872520A true FR872520A (fr) | 1942-06-11 |
Family
ID=6816043
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR872520D Expired FR872520A (fr) | 1938-10-31 | 1940-12-16 | Fabrication de bitumes tendres |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR872520A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3025612A1 (de) * | 1980-07-05 | 1982-01-21 | Rütgerswerke AG, 6000 Frankfurt | Pechartige produkte und verfahren zu ihrer herstellung |
-
1940
- 1940-12-16 FR FR872520D patent/FR872520A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3025612A1 (de) * | 1980-07-05 | 1982-01-21 | Rütgerswerke AG, 6000 Frankfurt | Pechartige produkte und verfahren zu ihrer herstellung |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR876218A (fr) | Fabrication de méta-dioxanes | |
FR832726A (fr) | Jeu de construction | |
FR835421A (fr) | Jeu de construction | |
FR872520A (fr) | Fabrication de bitumes tendres | |
FR835291A (fr) | Perfectionnements relatifs à la fabrication des câbles concentriques | |
FR859022A (fr) | Enduits | |
FR865571A (fr) | Fabrication de méta-dioxanes | |
FR859250A (fr) | Fabrication de double vitres | |
FR857236A (fr) | Fabrication du butadiène | |
FR49739E (fr) | Verrerie auto-réflectrice | |
FR835596A (fr) | Jeu | |
FR840977A (fr) | Lacet indélacable | |
FR888849A (fr) | Fabrication de diphénylacétophénone | |
FR878637A (fr) | Fabrication de composés non saturés | |
GR7907B (el) | Μεθοδος κατασκευης πεταλωτικων ηλων. | |
FR853999A (fr) | Jeu de bridge perfectionné | |
FR50037E (fr) | Goudrons-bitumes et leur fabrication | |
FR733081A (fr) | Modification apportée à la fabrication du jouet | |
FR844313A (fr) | Perfectionnement apporté à la fabrication des espadrilles | |
FR835093A (fr) | Perfectionnement apporté à la fabrication des espadrilles | |
FR836533A (fr) | Jeu de composition | |
FR845851A (fr) | Jeu | |
FI19455A (fi) | Värmeväxlare av plattyp | |
FI19676A (fi) | Av flera skikt sammansatt platta | |
FR846513A (fr) | Essoreuse-laveuse |