ES8802377A1 - Procedimiento para la obtencion de acido sulfurico - Google Patents

Procedimiento para la obtencion de acido sulfurico

Info

Publication number
ES8802377A1
ES8802377A1 ES552799A ES552799A ES8802377A1 ES 8802377 A1 ES8802377 A1 ES 8802377A1 ES 552799 A ES552799 A ES 552799A ES 552799 A ES552799 A ES 552799A ES 8802377 A1 ES8802377 A1 ES 8802377A1
Authority
ES
Spain
Prior art keywords
sulfuric acid
weight
procedure
obtaining
chrome
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
Application number
ES552799A
Other languages
English (en)
Other versions
ES552799A0 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6264782&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES8802377(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Bayer AG filed Critical Bayer AG
Publication of ES8802377A1 publication Critical patent/ES8802377A1/es
Publication of ES552799A0 publication Critical patent/ES552799A0/es
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
    • F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
    • F28F21/081—Heat exchange elements made from metals or metal alloys
    • F28F21/082—Heat exchange elements made from metals or metal alloys from steel or ferrous alloys
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Thermal Sciences (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Catalysts (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Articles (AREA)
  • Secondary Cells (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Pyrane Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Luminescent Compositions (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Electroplating And Plating Baths Therefor (AREA)
  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Glass Compositions (AREA)

Abstract

PROCEDIMIENTO PARA LA OBTENCION DE ACIDO SULFURICO POR OXIDACION DE DIOXIDO DE AZUFRE CON OXIGENO A TRIOXIDO DE AZUFRE, ABSORBIENDOSE ESTE EN ACIDO SULFURICO CONCENTRADO CONTENIENDO AGUA A UNA TEMPERATURA DE 190JC. EL ACIDO SULFURICO ASI OBTENIDO SE SOMETE A ULTERIORES OPERACIONES, TALES COMO SECADO, ABSORCION Y ENFRIAMIENTO, EN CONTACTO CON APARATOS DE UNA ALEACION, QUE CONTIENE CROMO, LIBRE DE MOLIBDENO, COMPUESTA DE UN 21-35% EN PESO DE CROMO, UN 30-70% EN PESO DE HIERRO, UN 2-40% EN PESO DE NIQUEL Y UN 0-20% EN PESO DE MANGANESO, ASI COMO DE LOS DEMAS ELEMENTOS ACOMPAÑANTES USUALES.
ES552799A 1985-03-09 1986-03-07 Procedimiento para la obtencion de acido sulfurico Expired ES8802377A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853508532 DE3508532A1 (de) 1985-03-09 1985-03-09 Verwendung einer chromhaltigen legierung

Publications (2)

Publication Number Publication Date
ES8802377A1 true ES8802377A1 (es) 1988-05-16
ES552799A0 ES552799A0 (es) 1988-05-16

Family

ID=6264782

Family Applications (1)

Application Number Title Priority Date Filing Date
ES552799A Expired ES8802377A1 (es) 1985-03-09 1986-03-07 Procedimiento para la obtencion de acido sulfurico

Country Status (8)

Country Link
EP (1) EP0200862B1 (es)
JP (1) JPS61207551A (es)
AT (1) ATE34779T1 (es)
AU (1) AU583898B2 (es)
CA (1) CA1273230A (es)
DE (2) DE3508532A1 (es)
ES (1) ES8802377A1 (es)
FI (1) FI80481C (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3739903A1 (de) * 1987-11-25 1989-06-08 Bayer Ag Verwendung einer chromhaltigen legierung
DE3830365C2 (de) * 1988-09-07 1996-06-27 Metallgesellschaft Ag Verwendung von ferritischen Chrom - Molybdän-Stählen als gegen konzentrierte Schwefelsäure beständigem Werkstoff
DE4342188C2 (de) * 1993-12-10 1998-06-04 Bayer Ag Austenitische Legierungen und deren Verwendung
FR2939052B1 (fr) * 2008-12-01 2010-12-10 Rhodia Operations Installation de cristallisation d'acide adipique
EP3844311A1 (en) 2018-08-29 2021-07-07 Chemetics Inc. Austenitic stainless alloy with superior corrosion resistance

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3649187A (en) * 1970-02-09 1972-03-14 Monsanto Co Corrosion resistant apparatus
US3758296A (en) * 1970-10-29 1973-09-11 Lewis & Co Inc Charles Corrosion resistant alloy
JPS5435171B2 (es) * 1973-07-13 1979-10-31
US3844774A (en) * 1973-09-24 1974-10-29 Carondelet Foundry Co Corrosion-resistant alloys
US3947266A (en) * 1974-05-17 1976-03-30 Carondelet Foundry Company Corrosion-resistant alloys
JPS5538957A (en) * 1978-09-13 1980-03-18 Japan Steel Works Ltd:The Austenitic stainless cast steel
US4329173A (en) * 1980-03-31 1982-05-11 Carondelet Foundry Company Alloy resistant to corrosion
US4576813A (en) * 1983-07-05 1986-03-18 Monsanto Company Heat recovery from concentrated sulfuric acid
US4670242A (en) * 1984-11-09 1987-06-02 Monsanto Company Heat recovery from concentrated sulfuric acid

Also Published As

Publication number Publication date
ATE34779T1 (de) 1988-06-15
EP0200862A1 (de) 1986-11-12
AU583898B2 (en) 1989-05-11
FI860944A0 (fi) 1986-03-06
FI80481C (fi) 1990-06-11
DE3508532A1 (de) 1986-09-18
CA1273230A (en) 1990-08-28
AU5443486A (en) 1986-09-11
FI860944L (fi) 1986-09-10
EP0200862B1 (de) 1988-06-01
JPS61207551A (ja) 1986-09-13
FI80481B (fi) 1990-02-28
ES552799A0 (es) 1988-05-16
DE3660261D1 (en) 1988-07-07

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20011110