DE1770308A1 - Verfahren zur Herstellung von Brennoel mit niedrigem Schwefelgehalt - Google Patents
Verfahren zur Herstellung von Brennoel mit niedrigem SchwefelgehaltInfo
- Publication number
- DE1770308A1 DE1770308A1 DE19681770308 DE1770308A DE1770308A1 DE 1770308 A1 DE1770308 A1 DE 1770308A1 DE 19681770308 DE19681770308 DE 19681770308 DE 1770308 A DE1770308 A DE 1770308A DE 1770308 A1 DE1770308 A1 DE 1770308A1
- Authority
- DE
- Germany
- Prior art keywords
- content
- coked
- hydrogen
- coke
- fuel oil
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 21
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 title claims description 15
- 229910052717 sulfur Inorganic materials 0.000 title claims description 15
- 239000011593 sulfur Substances 0.000 title claims description 15
- 239000000295 fuel oil Substances 0.000 title claims description 10
- 238000004519 manufacturing process Methods 0.000 title claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 24
- 239000002184 metal Substances 0.000 claims description 24
- 239000000571 coke Substances 0.000 claims description 17
- 239000007789 gas Substances 0.000 claims description 16
- 150000002739 metals Chemical class 0.000 claims description 16
- 239000003054 catalyst Substances 0.000 claims description 13
- 229910052739 hydrogen Inorganic materials 0.000 claims description 13
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 12
- 239000001257 hydrogen Substances 0.000 claims description 12
- 238000004821 distillation Methods 0.000 claims description 8
- 238000004939 coking Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 239000003208 petroleum Substances 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 2
- 230000000737 periodic effect Effects 0.000 claims description 2
- 239000002006 petroleum coke Substances 0.000 claims description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims 2
- 241001387976 Pera Species 0.000 claims 1
- 241000711981 Sais Species 0.000 claims 1
- 229910000019 calcium carbonate Inorganic materials 0.000 claims 1
- 239000012876 carrier material Substances 0.000 claims 1
- 239000000284 extract Substances 0.000 claims 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 claims 1
- 239000003921 oil Substances 0.000 description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 229910052799 carbon Inorganic materials 0.000 description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 238000009835 boiling Methods 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 3
- 239000010779 crude oil Substances 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 150000002430 hydrocarbons Chemical class 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 229910052720 vanadium Inorganic materials 0.000 description 3
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 241000735552 Erythroxylum Species 0.000 description 2
- 239000008186 active pharmaceutical agent Substances 0.000 description 2
- 235000008957 cocaer Nutrition 0.000 description 2
- ZPUCINDJVBIVPJ-LJISPDSOSA-N cocaine Chemical compound O([C@H]1C[C@@H]2CC[C@@H](N2C)[C@H]1C(=O)OC)C(=O)C1=CC=CC=C1 ZPUCINDJVBIVPJ-LJISPDSOSA-N 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000006477 desulfuration reaction Methods 0.000 description 2
- 230000023556 desulfurization Effects 0.000 description 2
- 239000010763 heavy fuel oil Substances 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 235000010893 Bischofia javanica Nutrition 0.000 description 1
- 240000005220 Bischofia javanica Species 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 235000014443 Pyrus communis Nutrition 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910001570 bauxite Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000015895 biscuits Nutrition 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 229910000428 cobalt oxide Inorganic materials 0.000 description 1
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000035611 feeding Effects 0.000 description 1
- 238000007701 flash-distillation Methods 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910000476 molybdenum oxide Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- PQQKPALAQIIWST-UHFFFAOYSA-N oxomolybdenum Chemical compound [Mo]=O PQQKPALAQIIWST-UHFFFAOYSA-N 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 235000002020 sage Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G69/00—Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process
- C10G69/02—Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process plural serial stages only
- C10G69/06—Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process plural serial stages only including at least one step of thermal cracking in the absence of hydrogen
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G49/00—Treatment of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, not provided for in a single one of groups C10G45/02, C10G45/32, C10G45/44, C10G45/58 or C10G47/00
- C10G49/007—Treatment of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, not provided for in a single one of groups C10G45/02, C10G45/32, C10G45/44, C10G45/58 or C10G47/00 in the presence of hydrogen from a special source or of a special composition or having been purified by a special treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US63503667A | 1967-05-01 | 1967-05-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1770308A1 true DE1770308A1 (de) | 1971-10-07 |
Family
ID=24546171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19681770308 Pending DE1770308A1 (de) | 1967-05-01 | 1968-04-30 | Verfahren zur Herstellung von Brennoel mit niedrigem Schwefelgehalt |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3475323A (en:Method) |
| BE (1) | BE714468A (en:Method) |
| DE (1) | DE1770308A1 (en:Method) |
| FR (1) | FR1561772A (en:Method) |
| GB (1) | GB1218117A (en:Method) |
| NL (1) | NL158840B (en:Method) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3617513A (en) * | 1969-01-03 | 1971-11-02 | Exxon Research Engineering Co | Coking of heavy feedstocks |
| US3617481A (en) * | 1969-12-11 | 1971-11-02 | Exxon Research Engineering Co | Combination deasphalting-coking-hydrotreating process |
| US4036736A (en) * | 1972-12-22 | 1977-07-19 | Nippon Mining Co., Ltd. | Process for producing synthetic coking coal and treating cracked oil |
| US4007092A (en) * | 1975-03-18 | 1977-02-08 | Exxon Research And Engineering Company | Process for producing low sulfur coke |
| US4062760A (en) * | 1976-04-20 | 1977-12-13 | Exxon Research And Engineering Company | Dry fines recycle in a coking process |
| US4058451A (en) * | 1976-08-23 | 1977-11-15 | Uop Inc. | Combination process for producing high quality metallurgical coke |
| US4213848A (en) * | 1978-07-27 | 1980-07-22 | Exxon Research & Engineering Co. | Fluid coking and gasification process |
| US4358366A (en) * | 1979-10-01 | 1982-11-09 | Standard Oil Company (Ohio) | Catalytic hydrocoking of residua |
| US4325810A (en) * | 1979-10-01 | 1982-04-20 | The Standard Oil Company | Distillate yields by catalytically co-coking shale oil and petroleum residua |
| US4269696A (en) * | 1979-11-08 | 1981-05-26 | Exxon Research & Engineering Company | Fluid coking and gasification process with the addition of cracking catalysts |
| US4394250A (en) * | 1982-01-21 | 1983-07-19 | Chevron Research Company | Delayed coking process |
| JP3378416B2 (ja) * | 1995-08-25 | 2003-02-17 | 新日本石油株式会社 | 接触分解ガソリンの脱硫方法 |
| US7306713B2 (en) | 2003-05-16 | 2007-12-11 | Exxonmobil Research And Engineering Company | Delayed coking process for producing free-flowing coke using a substantially metals-free additive |
| US7645375B2 (en) | 2003-05-16 | 2010-01-12 | Exxonmobil Research And Engineering Company | Delayed coking process for producing free-flowing coke using low molecular weight aromatic additives |
| US7658838B2 (en) | 2003-05-16 | 2010-02-09 | Exxonmobil Research And Engineering Company | Delayed coking process for producing free-flowing coke using polymeric additives |
| MXPA06011752A (es) | 2004-05-14 | 2007-01-16 | Exxonmobil Res & Eng Co | Produccion y remocion de coque de flujo libre de tambor coquizador retrasado. |
| EP1753842A1 (en) | 2004-05-14 | 2007-02-21 | ExxonMobil Research and Engineering Company | Inhibitor enhanced thermal upgrading of heavy oils via mesophase suppression using oil soluble polynuclear aromatics |
| CN1954047B (zh) | 2004-05-14 | 2010-10-27 | 埃克森美孚研究工程公司 | 生产更易于从炼焦鼓除去的焦炭的渣油原料配料 |
| EP1773967A1 (en) | 2004-05-14 | 2007-04-18 | Exxonmobil Research And Engineering Company | Viscoelastic upgrading of heavy oil by altering its elastic modulus |
| MXPA06011746A (es) * | 2004-05-14 | 2007-01-16 | Exxonmobil Res & Eng Co | La produccion de coque de flujo substancialmente libre de un corte mas profundo de residuo de vacio en coquificacion retrasada. |
| US7871510B2 (en) | 2007-08-28 | 2011-01-18 | Exxonmobil Research & Engineering Co. | Production of an enhanced resid coker feed using ultrafiltration |
| US7794587B2 (en) | 2008-01-22 | 2010-09-14 | Exxonmobil Research And Engineering Company | Method to alter coke morphology using metal salts of aromatic sulfonic acids and/or polysulfonic acids |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2606144A (en) * | 1949-12-10 | 1952-08-05 | Universal Oil Prod Co | Fluidized conversion and coking of heavy petroleums |
| US2885350A (en) * | 1954-01-20 | 1959-05-05 | Exxon Research Engineering Co | Hydrocoking of residual oils |
| US2901417A (en) * | 1954-05-17 | 1959-08-25 | Exxon Research Engineering Co | Hydrodesulfurization of a coked hydrocarbon stream comprising gasoline constituents and gas oil constituents |
| US2894897A (en) * | 1954-05-28 | 1959-07-14 | Universal Oil Prod Co | Hydrocarbon conversion process in the presence of added hydrogen |
| US2916438A (en) * | 1955-11-25 | 1959-12-08 | Exxon Research Engineering Co | Prevention of disperse phase coking in fluid coking apparatus |
| US3226316A (en) * | 1962-06-05 | 1965-12-28 | Exxon Research Engineering Co | Coking of hydrocarbons with the removal of metallic contaminants from the coke |
-
1967
- 1967-05-01 US US635036A patent/US3475323A/en not_active Expired - Lifetime
-
1968
- 1968-04-23 GB GB09133/68A patent/GB1218117A/en not_active Expired
- 1968-04-30 FR FR1561772D patent/FR1561772A/fr not_active Expired
- 1968-04-30 BE BE714468D patent/BE714468A/xx unknown
- 1968-04-30 DE DE19681770308 patent/DE1770308A1/de active Pending
- 1968-05-01 NL NL6806146.A patent/NL158840B/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| GB1218117A (en) | 1971-01-06 |
| NL158840B (nl) | 1978-12-15 |
| BE714468A (en:Method) | 1968-10-30 |
| US3475323A (en) | 1969-10-28 |
| FR1561772A (en:Method) | 1969-03-28 |
| NL6806146A (en:Method) | 1968-11-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE1770308A1 (de) | Verfahren zur Herstellung von Brennoel mit niedrigem Schwefelgehalt | |
| JPH05508428A (ja) | 水蒸気分解タールを改善する方法 | |
| JPH04320489A (ja) | 復炭コークスの製造方法 | |
| DE3041117A1 (de) | Verfahren zum cracken von kohlenwasserstoffen | |
| US4272357A (en) | Desulfurization and demetalation of heavy charge stocks | |
| DE1080718B (de) | Verfahren zur Entschwefelung von Roherdoelen | |
| EP0129687A2 (en) | Improved needle coke process | |
| DE2854907A1 (de) | Verfahren zur thermischen krackung eines kohlenwasserstoffeinsatzmaterials | |
| US2739105A (en) | Desulfurization of fluid coke with sulfur dioxide containing gas | |
| US3984305A (en) | Process for producing low sulfur content fuel oils | |
| DE2736083A1 (de) | Kohleverfluessigung | |
| DE69826503T2 (de) | Katalytisches cracken von fluiden und integrierte wiederverwertung von rückständen | |
| EP1590423B1 (de) | Verfahren zur hochtemperatur-kurzzeit-destillation von rückstandsöl | |
| DE69633069T2 (de) | Dampfkracken von kohlenwasserstoffen | |
| DE2246722B2 (de) | Verfahren zur Reinigung von Gasen | |
| US4347120A (en) | Upgrading of heavy hydrocarbons | |
| US4145277A (en) | Denitrification by furfural-ferric chloride extraction of a hydrodesulfurized hydrocarbonaceous oil | |
| JPS58111891A (ja) | 重質油の熱分解法 | |
| DE686456C (de) | Verfahren zur Ausfuehrung katalytischer Reaktionen, insbesondere zur Gewinnung von Kohlenwasserstoffen | |
| DE2819219A1 (de) | Verfahren zur kohlenwasserstoffumwandlung | |
| DE3345563A1 (de) | Verfahren zur gewinnung von unter normalbedingungen fluessigen kohlenwasserstoffen aus einem kohlenstoffhaltigen einsatzgut | |
| DE2830899A1 (de) | Verfahren zum hydrocracken von schweren kohlenstoffhaltigen materialien | |
| DE2362252C2 (de) | Verkokungsverfahren zur Herstellung von Grünkoks | |
| DE2536227C3 (de) | Verfahren zum Abbau von Metallcyanid-Komplexen, gegebenenfalls bei Anwesenheit von Phenolverbindungen und/oder Schwefelwasserstoff, in Industrieabwässern | |
| DE734074C (de) | Verfahren zur Herstellung fluessiger Kohlenwasserstoffe aus asphalthaltigen fluessigen oder schmelzbaren Teeren, Mineraloelen oder Druckhydrierungserzeugnissen von Kohlen, Teeren oder Mineraloelen oder aehnlichen Stoffen |