FR2496705A1 - Procede de protection principalement contre la cokefaction des surfaces en alliage refractaire en contact avec les reactifs dans des fours de pyrolyse et fours obtenus par ce procede - Google Patents
Procede de protection principalement contre la cokefaction des surfaces en alliage refractaire en contact avec les reactifs dans des fours de pyrolyse et fours obtenus par ce procede Download PDFInfo
- Publication number
- FR2496705A1 FR2496705A1 FR8027118A FR8027118A FR2496705A1 FR 2496705 A1 FR2496705 A1 FR 2496705A1 FR 8027118 A FR8027118 A FR 8027118A FR 8027118 A FR8027118 A FR 8027118A FR 2496705 A1 FR2496705 A1 FR 2496705A1
- Authority
- FR
- France
- Prior art keywords
- oxide
- refractory alloy
- forming element
- contact
- forming
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 35
- 229910000753 refractory alloy Inorganic materials 0.000 title claims abstract description 34
- 239000003153 chemical reaction reagent Substances 0.000 title claims abstract description 8
- 238000000197 pyrolysis Methods 0.000 title claims description 14
- 230000001681 protective effect Effects 0.000 title 1
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 18
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000004939 coking Methods 0.000 claims abstract description 15
- 229910052751 metal Inorganic materials 0.000 claims abstract description 11
- 239000002184 metal Substances 0.000 claims abstract description 11
- 238000005336 cracking Methods 0.000 claims abstract description 5
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 4
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 4
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 4
- 238000000926 separation method Methods 0.000 claims abstract description 4
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 4
- 239000010936 titanium Substances 0.000 claims abstract description 4
- 229910052726 zirconium Inorganic materials 0.000 claims abstract description 4
- 239000000571 coke Substances 0.000 claims description 9
- 239000003054 catalyst Substances 0.000 claims description 8
- 239000000376 reactant Substances 0.000 claims description 6
- 230000003647 oxidation Effects 0.000 claims description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 5
- 238000005119 centrifugation Methods 0.000 claims description 4
- ZSLUVFAKFWKJRC-IGMARMGPSA-N 232Th Chemical compound [232Th] ZSLUVFAKFWKJRC-IGMARMGPSA-N 0.000 claims description 3
- 229910052776 Thorium Inorganic materials 0.000 claims description 3
- 150000002739 metals Chemical class 0.000 claims description 3
- 239000011368 organic material Substances 0.000 claims description 3
- RZJQYRCNDBMIAG-UHFFFAOYSA-N [Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Zn].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn] Chemical class [Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Zn].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn] RZJQYRCNDBMIAG-UHFFFAOYSA-N 0.000 claims description 2
- BIJOYKCOMBZXAE-UHFFFAOYSA-N chromium iron nickel Chemical compound [Cr].[Fe].[Ni] BIJOYKCOMBZXAE-UHFFFAOYSA-N 0.000 claims description 2
- 230000000737 periodic effect Effects 0.000 claims description 2
- 229910052727 yttrium Inorganic materials 0.000 claims description 2
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims description 2
- 239000000470 constituent Substances 0.000 claims 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract description 13
- 229910052759 nickel Inorganic materials 0.000 abstract description 7
- 230000003197 catalytic effect Effects 0.000 abstract description 4
- 239000004411 aluminium Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 16
- 229910045601 alloy Inorganic materials 0.000 description 12
- 239000000956 alloy Substances 0.000 description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 7
- 229910052799 carbon Inorganic materials 0.000 description 7
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 6
- 229910052804 chromium Inorganic materials 0.000 description 6
- 239000011651 chromium Substances 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000008021 deposition Effects 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000010348 incorporation Methods 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 238000005382 thermal cycling Methods 0.000 description 2
- 229910052684 Cerium Inorganic materials 0.000 description 1
- 101150049580 Esam gene Proteins 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910001122 Mischmetal Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005255 carburizing Methods 0.000 description 1
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 238000005235 decoking Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 239000010955 niobium Substances 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000003870 refractory metal Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000012546 transfer Methods 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
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0006—Controlling or regulating processes
- B01J19/002—Avoiding undesirable reactions or side-effects, e.g. avoiding explosions, or improving the yield by suppressing side-reactions
- B01J19/0026—Avoiding carbon deposits
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B43/00—Preventing or removing incrustations
-
- 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
- C10G9/00—Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
- C10G9/14—Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils in pipes or coils with or without auxiliary means, e.g. digesters, soaking drums, expansion means
- C10G9/16—Preventing or removing incrustation
-
- 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
- C10G9/00—Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
- C10G9/14—Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils in pipes or coils with or without auxiliary means, e.g. digesters, soaking drums, expansion means
- C10G9/18—Apparatus
- C10G9/20—Tube furnaces
- C10G9/203—Tube furnaces chemical composition of the tubes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/16—Making or repairing linings ; Increasing the durability of linings; Breaking away linings
- F27D1/1678—Increasing the durability of linings; Means for protecting
- F27D1/1684—Increasing the durability of linings; Means for protecting by a special coating applied to the lining
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Adornments (AREA)
- ing And Chemical Polishing (AREA)
- Ladders (AREA)
- Hydrogen, Water And Hydrids (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8027118A FR2496705A1 (fr) | 1980-12-19 | 1980-12-19 | Procede de protection principalement contre la cokefaction des surfaces en alliage refractaire en contact avec les reactifs dans des fours de pyrolyse et fours obtenus par ce procede |
| AT81402028T ATE17091T1 (de) | 1980-12-19 | 1981-12-18 | Schutzverfahren gegen das verkoken von feuerfesten legierten oberflaechen in pyrolyseoefen, welche in kontakt mit reagentien sind, und durch dieses verfahren hergestellte oefen. |
| DE8181402028T DE3173333D1 (en) | 1980-12-19 | 1981-12-18 | Process for the protection against coking of refractory alloyed surfaces of pyrolysis furnaces in contact with reagents, and furnaces obtained by the process |
| ES508158A ES8300876A1 (es) | 1980-12-19 | 1981-12-18 | "procedimiento de proteccion principalmente contra la coquefacion de las superficies de aleacion refractaria en contacto con los reactivos de los hornos de pirolisis". |
| DE198181402028T DE55180T1 (de) | 1980-12-19 | 1981-12-18 | Schutzverfahren gegen das verkoken von feuerfesten legierten oberflaechen in pyrolyseoefen, welche in kontakt mit reagentien sind, und durch dieses verfahren hergestellte oefen. |
| EP81402028A EP0055180B1 (fr) | 1980-12-19 | 1981-12-18 | Procédé de protection principalement contre la cokéfaction des surfaces en alliage réfractaire en contact avec les réactifs dans des fours de pyrolyse et fours obtenus par ce procédé |
| JP56206016A JPS57172982A (en) | 1980-12-19 | 1981-12-19 | Method of protecting heat-resistant alloy surface contacted with drug in pyrolysis furnace from mainly coke settling and furnace protected thereby |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8027118A FR2496705A1 (fr) | 1980-12-19 | 1980-12-19 | Procede de protection principalement contre la cokefaction des surfaces en alliage refractaire en contact avec les reactifs dans des fours de pyrolyse et fours obtenus par ce procede |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2496705A1 true FR2496705A1 (fr) | 1982-06-25 |
| FR2496705B1 FR2496705B1 (enExample) | 1984-06-22 |
Family
ID=9249320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8027118A Granted FR2496705A1 (fr) | 1980-12-19 | 1980-12-19 | Procede de protection principalement contre la cokefaction des surfaces en alliage refractaire en contact avec les reactifs dans des fours de pyrolyse et fours obtenus par ce procede |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0055180B1 (enExample) |
| JP (1) | JPS57172982A (enExample) |
| AT (1) | ATE17091T1 (enExample) |
| DE (2) | DE55180T1 (enExample) |
| ES (1) | ES8300876A1 (enExample) |
| FR (1) | FR2496705A1 (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2114599B (en) * | 1982-01-21 | 1986-07-16 | Jgc Corp | Apparatus for treating hydrocarbons or carbon monoxide-containing fluid high temperatures substantially without carbon deposition |
| JPS5919792A (ja) * | 1982-07-26 | 1984-02-01 | 日揮株式会社 | 炭素析出防止性遠心力鋳造二層管 |
| JPS60155293A (ja) * | 1984-01-23 | 1985-08-15 | Jgc Corp | 炭素析出抑止性処理装置 |
| JP3472577B2 (ja) * | 1993-01-04 | 2003-12-02 | シェブロン ケミカル カンパニー | 水添脱アルキル方法 |
| DE10313529A1 (de) * | 2003-03-26 | 2004-10-14 | Basf Ag | Reaktor für Hochtemperaturreaktionen und Verwendung |
| WO2012161873A1 (en) * | 2011-05-20 | 2012-11-29 | Exxonmobil Chemical Patents Inc. | Coke gasification on catalytically active surfaces |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2165263A5 (en) * | 1971-12-23 | 1973-08-03 | Onera (Off Nat Aerospatiale) | Refractory alloy tubing - for high temp hydrocarbon vapour transport |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE709215C (de) * | 1930-07-25 | 1941-08-09 | I G Farbenindustrie Akt Ges | Titan- und aluminiumhaltige Stahllegierungen fuer Vorrichtungen fuer die Druckhydrierung von Kohlen, Teeren, Mineraloelen oder fuer die Spaltung von Kohlenwasserstoffoelen |
| US2056914A (en) * | 1932-03-22 | 1936-10-06 | Ig Farbenindustrie Ag | Thermal treatment of hydrocarbons |
| GB1149163A (en) * | 1966-03-22 | 1969-04-16 | Ici Ltd | Protection against carburisation |
| ES373126A1 (es) * | 1969-03-03 | 1971-12-16 | Continental Oil Co | Perfeccionamientos en los procedimientos de descomposicion termica de compuestos organicos en contacto con un acero de aleacion. |
| DE2319673C2 (de) * | 1972-05-11 | 1982-03-18 | The Lummus Co., 07003 Bloomfield, N.J. | Verfahren zur Beschichtung von Stahloberflächen |
| US3951642A (en) * | 1974-11-07 | 1976-04-20 | General Electric Company | Metallic coating powder containing Al and Hf |
| DE2514565C3 (de) * | 1975-04-03 | 1979-09-20 | Uralskij Nautschno-Issledovatelskij Institut Trubnoj Promyschlennosti, Tscheljabinsk (Sowjetunion) | Verfahren zur Herstellung eines Verbundrohres |
-
1980
- 1980-12-19 FR FR8027118A patent/FR2496705A1/fr active Granted
-
1981
- 1981-12-18 DE DE198181402028T patent/DE55180T1/de active Pending
- 1981-12-18 DE DE8181402028T patent/DE3173333D1/de not_active Expired
- 1981-12-18 EP EP81402028A patent/EP0055180B1/fr not_active Expired
- 1981-12-18 AT AT81402028T patent/ATE17091T1/de not_active IP Right Cessation
- 1981-12-18 ES ES508158A patent/ES8300876A1/es not_active Expired
- 1981-12-19 JP JP56206016A patent/JPS57172982A/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2165263A5 (en) * | 1971-12-23 | 1973-08-03 | Onera (Off Nat Aerospatiale) | Refractory alloy tubing - for high temp hydrocarbon vapour transport |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0055180A3 (en) | 1982-09-08 |
| EP0055180A2 (fr) | 1982-06-30 |
| ATE17091T1 (de) | 1986-01-15 |
| JPS57172982A (en) | 1982-10-25 |
| EP0055180B1 (fr) | 1985-12-27 |
| ES508158A0 (es) | 1982-11-16 |
| DE3173333D1 (en) | 1986-02-06 |
| FR2496705B1 (enExample) | 1984-06-22 |
| ES8300876A1 (es) | 1982-11-16 |
| DE55180T1 (de) | 1983-05-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4099990A (en) | Method of applying a layer of silica on a substrate | |
| FR2472035A1 (fr) | Procede pour traiter a temperature elevee des matieres contenant un hydrocarbure afin d'eviter des depots de carbone a la surface des reacteurs | |
| US3827967A (en) | Thermal cracking of hydrocarbons | |
| FR2710070A1 (fr) | Procédé et dispositif de vapocraquage d'une charge légère et d'une charge lourde. | |
| US4536455A (en) | Centrifugally cast double-layer tube with resistance to carbon deposition | |
| CN1433486A (zh) | 高温不锈钢涂覆系统 | |
| CA2204541C (fr) | Procede et dispositif de conversion thermique d'hydrocarbures en hydrocarbures aliphatiques plus insatures que les produits de depart, combinant une etape de vapocraquage et une etape de pyrolyse | |
| EP0476027B1 (fr) | Utilisation d'alliages a base de nickel dans un procede de craquage thermique d'une charge petroliere et reacteur pour la mise en uvre du procede. | |
| MXPA01009864A (es) | Metodo para el recubrimiento de las paredes internas de los tubos de reaccion en un reactor de pirolisis de hidrocarburos. | |
| FR2496705A1 (fr) | Procede de protection principalement contre la cokefaction des surfaces en alliage refractaire en contact avec les reactifs dans des fours de pyrolyse et fours obtenus par ce procede | |
| US5242665A (en) | Carbon containing compound treating apparatus with resistance to carbon deposition | |
| CA2357407C (en) | Coating system for high temperature stainless steels | |
| EP0252355B1 (fr) | Procédé et four de vapocraquage d'hydrocarbures destinés à la fabrication d'oléfines et de dioléfines | |
| EP0688889B1 (fr) | Méthode de passivation de pièces métalliques en super-alliage à base de nickel et de fer | |
| EP0718415B1 (fr) | Aciers anti-cokage | |
| FR2662704A2 (fr) | Utilisation d'alliages a base de nickel dans un procede de craquage thermique d'une charge petroliere et reacteur pour la mise en óoeuvre du procede. | |
| EP0169119B1 (fr) | Alliage à phase austénitique contenant du chrome et de l'aluminium; application dans les fours de craquage, les tubes et câbles de forage | |
| CA2241349C (fr) | Acier refractaire chromise, son procede d'obtention et ses utilisations dans des applications anti-cokage | |
| FR2833020A1 (fr) | Utilisation d'alliages d'aluminium quasi-cristallins dans des applications du raffinage et de la petrochimie | |
| FR2558484A1 (fr) | Appareil de traitement resistant au depot de carbone | |
| US2056914A (en) | Thermal treatment of hydrocarbons | |
| FR2536422A1 (fr) | Procede de revetement en carbures de surfaces metalliques | |
| CH653709A5 (en) | Process for pretreatment of the surface of an alloy containing chromium | |
| CH651591A5 (en) | Process for forming a protective coating on a metal surface | |
| FR2600641A1 (fr) | Procede et four de vapocraquage d'hydrocarbures gazeux destines a la fabrication d'olefines et de diolefines |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |