DE1770035A1 - Verfahren zur Nutzung und Aufbereitung von schwefelreichen Schweroefraktionen - Google Patents
Verfahren zur Nutzung und Aufbereitung von schwefelreichen SchweroefraktionenInfo
- Publication number
- DE1770035A1 DE1770035A1 DE19681770035 DE1770035A DE1770035A1 DE 1770035 A1 DE1770035 A1 DE 1770035A1 DE 19681770035 DE19681770035 DE 19681770035 DE 1770035 A DE1770035 A DE 1770035A DE 1770035 A1 DE1770035 A1 DE 1770035A1
- Authority
- DE
- Germany
- Prior art keywords
- sulfur
- fraction
- oil
- exhaust gas
- solvent
- 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
- 229910052717 sulfur Inorganic materials 0.000 title claims description 82
- 239000011593 sulfur Substances 0.000 title claims description 80
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 title claims description 75
- 238000000034 method Methods 0.000 title claims description 49
- 239000003921 oil Substances 0.000 claims description 31
- 238000010438 heat treatment Methods 0.000 claims description 18
- 239000003054 catalyst Substances 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 14
- 239000002184 metal Substances 0.000 claims description 14
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 12
- 239000000295 fuel oil Substances 0.000 claims description 12
- 150000002739 metals Chemical class 0.000 claims description 12
- 238000000926 separation method Methods 0.000 claims description 11
- 239000002904 solvent Substances 0.000 claims description 11
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 7
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims description 6
- 239000000047 product Substances 0.000 claims description 6
- 239000006227 byproduct Substances 0.000 claims description 5
- 238000005292 vacuum distillation Methods 0.000 claims description 5
- 238000004939 coking Methods 0.000 claims description 4
- 229930195733 hydrocarbon Natural products 0.000 claims description 4
- 150000002430 hydrocarbons Chemical class 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 239000004215 Carbon black (E152) Substances 0.000 claims description 3
- 239000001294 propane Substances 0.000 claims description 3
- 238000000638 solvent extraction Methods 0.000 claims description 3
- 239000001273 butane Substances 0.000 claims description 2
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 claims description 2
- 230000002745 absorbent Effects 0.000 claims 1
- 239000002250 absorbent Substances 0.000 claims 1
- 239000010734 process oil Substances 0.000 claims 1
- 239000007789 gas Substances 0.000 description 34
- 239000000446 fuel Substances 0.000 description 10
- 239000002689 soil Substances 0.000 description 10
- 238000002485 combustion reaction Methods 0.000 description 8
- 238000000605 extraction Methods 0.000 description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 5
- 230000008901 benefit Effects 0.000 description 5
- 239000010779 crude oil Substances 0.000 description 5
- 238000006477 desulfuration reaction Methods 0.000 description 5
- 230000023556 desulfurization Effects 0.000 description 5
- 238000004821 distillation Methods 0.000 description 5
- 239000001257 hydrogen Substances 0.000 description 5
- 229910052739 hydrogen Inorganic materials 0.000 description 5
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical compound S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 5
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 4
- 238000007670 refining Methods 0.000 description 4
- 238000003915 air pollution Methods 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000000571 coke Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- 229910052815 sulfur oxide Inorganic materials 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000003463 adsorbent Substances 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- TXKMVPPZCYKFAC-UHFFFAOYSA-N disulfur monoxide Inorganic materials O=S=S TXKMVPPZCYKFAC-UHFFFAOYSA-N 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 238000005194 fractionation Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 229910052720 vanadium Inorganic materials 0.000 description 2
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- DBGIVFWFUFKIQN-UHFFFAOYSA-N (+-)-Fenfluramine Chemical compound CCNC(C)CC1=CC=CC(C(F)(F)F)=C1 DBGIVFWFUFKIQN-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 241000282326 Felis catus Species 0.000 description 1
- 240000001140 Mimosa pudica Species 0.000 description 1
- 235000016462 Mimosa pudica Nutrition 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 241000982035 Sparattosyce Species 0.000 description 1
- 230000000274 adsorptive effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910001570 bauxite Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 238000004517 catalytic hydrocracking Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 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
- 239000000567 combustion gas Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 238000004519 manufacturing process Methods 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
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910017464 nitrogen compound Inorganic materials 0.000 description 1
- 150000002830 nitrogen compounds Chemical class 0.000 description 1
- PQQKPALAQIIWST-UHFFFAOYSA-N oxomolybdenum Chemical compound [Mo]=O PQQKPALAQIIWST-UHFFFAOYSA-N 0.000 description 1
- 238000005504 petroleum refining Methods 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007363 ring formation reaction Methods 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000010454 slate Substances 0.000 description 1
- 239000004449 solid propellant Substances 0.000 description 1
- 150000004763 sulfides Chemical class 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- 230000014616 translation Effects 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
- -1 vanadium Chemical class 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/52—Hydrogen sulfide
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/02—Preparation of sulfur; Purification
- C01B17/04—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides
-
- 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
- C10G67/00—Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only
- C10G67/02—Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only plural serial stages only
-
- 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
- C10G67/00—Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only
- C10G67/02—Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only plural serial stages only
- C10G67/04—Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only plural serial stages only including solvent extraction as the refining step in the absence of hydrogen
- C10G67/0454—Solvent desasphalting
- C10G67/0463—The hydrotreatment being a hydrorefining
-
- 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
- C10G67/00—Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only
- C10G67/02—Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only plural serial stages only
- C10G67/04—Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only plural serial stages only including solvent extraction as the refining step in the absence of hydrogen
- C10G67/0454—Solvent desasphalting
- C10G67/0472—The hydrotreatment being a selective hydrogenation of diolefines or acetylenes
Landscapes
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB02921/68A GB1156265A (en) | 1968-03-18 | 1968-03-18 | Process for the Utilization of High Sulfur Heavy Oil Stocks |
FR144650A FR1557387A (enrdf_load_stackoverflow) | 1968-03-18 | 1968-03-20 | |
DE19681770035 DE1770035A1 (de) | 1968-03-18 | 1968-03-22 | Verfahren zur Nutzung und Aufbereitung von schwefelreichen Schweroefraktionen |
BE729543D BE729543A (enrdf_load_stackoverflow) | 1968-03-18 | 1969-03-07 | |
NL6905232A NL6905232A (en) | 1968-03-18 | 1969-04-03 | Fractionation and desulphurization of heavy - oil |
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB02921/68A GB1156265A (en) | 1968-03-18 | 1968-03-18 | Process for the Utilization of High Sulfur Heavy Oil Stocks |
FR144650 | 1968-03-20 | ||
DE19681770035 DE1770035A1 (de) | 1968-03-18 | 1968-03-22 | Verfahren zur Nutzung und Aufbereitung von schwefelreichen Schweroefraktionen |
BE729543 | 1969-03-07 | ||
NL6905232A NL6905232A (en) | 1968-03-18 | 1969-04-03 | Fractionation and desulphurization of heavy - oil |
Publications (1)
Publication Number | Publication Date |
---|---|
DE1770035A1 true DE1770035A1 (de) | 1971-09-16 |
Family
ID=33136194
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19681770035 Pending DE1770035A1 (de) | 1968-03-18 | 1968-03-22 | Verfahren zur Nutzung und Aufbereitung von schwefelreichen Schweroefraktionen |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE729543A (enrdf_load_stackoverflow) |
DE (1) | DE1770035A1 (enrdf_load_stackoverflow) |
FR (1) | FR1557387A (enrdf_load_stackoverflow) |
GB (1) | GB1156265A (enrdf_load_stackoverflow) |
NL (1) | NL6905232A (enrdf_load_stackoverflow) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102011002320B3 (de) | 2011-04-28 | 2012-06-21 | Knauf Gips Kg | Verfahren und Vorrichtung zur Erzeugung von Strom aus schwefelwasserstoffhaltigen Abgasen |
JP7002590B2 (ja) * | 2020-04-01 | 2022-01-20 | マウェタール エルエルシー | 燃料 |
-
1968
- 1968-03-18 GB GB02921/68A patent/GB1156265A/en not_active Expired
- 1968-03-20 FR FR144650A patent/FR1557387A/fr not_active Expired
- 1968-03-22 DE DE19681770035 patent/DE1770035A1/de active Pending
-
1969
- 1969-03-07 BE BE729543D patent/BE729543A/fr unknown
- 1969-04-03 NL NL6905232A patent/NL6905232A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
FR1557387A (enrdf_load_stackoverflow) | 1969-02-14 |
NL6905232A (en) | 1970-10-06 |
GB1156265A (en) | 1969-06-25 |
BE729543A (enrdf_load_stackoverflow) | 1969-09-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE907104C (de) | Verfahren zur katalytischen Entschwefelung von Erdoelfraktionen | |
DE2215665C3 (de) | Verfahren zum Herstellen von Benzin und raffinierten flüssigen Kohlenwasserstoffen | |
DE2700309A1 (de) | Kohleverfluessigungsverfahren | |
DE946648C (de) | Verbundverfahren zur Herstellung hochwertiger Erdoelprodukte | |
DE2739078A1 (de) | Verfahren zur umwandlung von kohlenwasserstoffen | |
DE60029686T2 (de) | Wasserstoffbehandlungsverfahren von Mitteldistillat in zwei Stufen mit Zwichenstrippung | |
EP0372276A1 (de) | Verfahren zur Aufarbeitung kontaminierter Öle | |
DE69601346T2 (de) | Entschwefelungsverfahren für katalytisches krackbenzin | |
DE3022581C2 (de) | Hydrierender Aufschluß von Feinkohle | |
DE1080718B (de) | Verfahren zur Entschwefelung von Roherdoelen | |
DE102019134472B4 (de) | Verfahren zum Aufwerten von Altöl | |
DE69433053T2 (de) | Verfahren zur Erzeugung eines Brennstoffes für innere Verbrennungsmotoren durch Wasserstoffbehandlung und Extraktion | |
EP0009236B1 (de) | Verfahren zum Spalten von Kohlenwasserstoffen | |
DE1770035A1 (de) | Verfahren zur Nutzung und Aufbereitung von schwefelreichen Schweroefraktionen | |
DE3243143A1 (de) | Verfahren zur umwandlung von kohle in ethylacetatloesliche produkte bei einem kohleverfluessigungsverfahren | |
DE2051475C2 (de) | Verfahren zum Umwandeln eines einen Rückstand enthaltenden Kohlenwasserstofföls durch Hydrocrackung und hydrierende Raffination | |
US3451923A (en) | Process for the utilization of high sulfur heavy oil stocks | |
US4490245A (en) | Process for reclaiming used lubricating oil | |
DE2041956C3 (de) | Verfahren zur Herstellung von Schwefel aus Schwefeldioxid | |
DE3519830A1 (de) | Verfahren zur kohlehydrierung mit integrierten raffinationsstufen | |
DE1470666C3 (de) | 28.04.64 Niederlande 6404715 Verfahren zur Herstellung eines Erdöldestillates mit verbessertem Rauchpunkt | |
DE1200459B (de) | Verfahren zum Vergueten von schweren Kohlenwasserstoffen | |
DE939278C (de) | Verfahren zur Entschwefelung von Rohoelen durch katalytische Druckhydrierung | |
DE2415627C2 (de) | Verfahren zur Entschwefelung von Roherdölen, schweren Heizölen und ähnlichen Schwerölen | |
DE977260C (de) | Verfahren zur Gewinnung eines hochwertigen Benzins und eines stabilen Gemischheizoeles aus Rohoel |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
OHN | Withdrawal |