AR218259A1 - Un procedimiento para producir etiltolueno o dietilbenceno sustancialmente libre de orto-isomeros - Google Patents

Un procedimiento para producir etiltolueno o dietilbenceno sustancialmente libre de orto-isomeros

Info

Publication number
AR218259A1
AR218259A1 AR268482A AR26848277A AR218259A1 AR 218259 A1 AR218259 A1 AR 218259A1 AR 268482 A AR268482 A AR 268482A AR 26848277 A AR26848277 A AR 26848277A AR 218259 A1 AR218259 A1 AR 218259A1
Authority
AR
Argentina
Prior art keywords
orto
diethylbenzene
isomers
procedure
substantially free
Prior art date
Application number
AR268482A
Other languages
English (en)
Spanish (es)
Original Assignee
Mobil Oil Corp
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
Application filed by Mobil Oil Corp filed Critical Mobil Oil Corp
Application granted granted Critical
Publication of AR218259A1 publication Critical patent/AR218259A1/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
    • C07C2/86—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by condensation between a hydrocarbon and a non-hydrocarbon
    • C07C2/862—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by condensation between a hydrocarbon and a non-hydrocarbon the non-hydrocarbon contains only oxygen as hetero-atoms
    • C07C2/865—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by condensation between a hydrocarbon and a non-hydrocarbon the non-hydrocarbon contains only oxygen as hetero-atoms the non-hydrocarbon is an ether
    • 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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/061—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof containing metallic elements added to the zeolite
    • 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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
    • C07C2/54—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition of unsaturated hydrocarbons to saturated hydrocarbons or to hydrocarbons containing a six-membered aromatic ring with no unsaturation outside the aromatic ring
    • C07C2/64—Addition to a carbon atom of a six-membered aromatic ring
    • C07C2/66—Catalytic processes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
    • C07C2/86—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by condensation between a hydrocarbon and a non-hydrocarbon
    • C07C2/861—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by condensation between a hydrocarbon and a non-hydrocarbon the non-hydrocarbon contains only halogen as hetero-atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
    • C07C2/86—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by condensation between a hydrocarbon and a non-hydrocarbon
    • C07C2/862—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by condensation between a hydrocarbon and a non-hydrocarbon the non-hydrocarbon contains only oxygen as hetero-atoms
    • C07C2/864—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by condensation between a hydrocarbon and a non-hydrocarbon the non-hydrocarbon contains only oxygen as hetero-atoms the non-hydrocarbon is an alcohol
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
    • C07C2/86—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by condensation between a hydrocarbon and a non-hydrocarbon
    • C07C2/868—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by condensation between a hydrocarbon and a non-hydrocarbon the non-hydrocarbon contains sulfur as hetero-atom
    • 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
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/10—After treatment, characterised by the effect to be obtained
    • B01J2229/26—After treatment, characterised by the effect to be obtained to stabilize the total catalyst structure
    • 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
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/30—After treatment, characterised by the means used
    • B01J2229/36—Steaming
    • 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
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/30—After treatment, characterised by the means used
    • B01J2229/42—Addition of matrix or binder particles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2529/00—Catalysts comprising molecular sieves
    • C07C2529/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites, pillared clays
    • C07C2529/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • C07C2529/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
AR268482A 1976-07-19 1977-07-19 Un procedimiento para producir etiltolueno o dietilbenceno sustancialmente libre de orto-isomeros AR218259A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/706,981 US4086287A (en) 1976-07-19 1976-07-19 Selective ethylation of mono alkyl benzenes

Publications (1)

Publication Number Publication Date
AR218259A1 true AR218259A1 (es) 1980-05-30

Family

ID=24839877

Family Applications (1)

Application Number Title Priority Date Filing Date
AR268482A AR218259A1 (es) 1976-07-19 1977-07-19 Un procedimiento para producir etiltolueno o dietilbenceno sustancialmente libre de orto-isomeros

Country Status (17)

Country Link
US (2) US4086287A (fr)
JP (1) JPS5312816A (fr)
AR (1) AR218259A1 (fr)
BE (1) BE856820A (fr)
CA (1) CA1084532A (fr)
CS (1) CS199682B2 (fr)
DD (1) DD132778A5 (fr)
DE (1) DE2730989A1 (fr)
ES (1) ES460830A1 (fr)
FR (1) FR2359104A1 (fr)
GB (1) GB1536828A (fr)
IN (1) IN146056B (fr)
IT (1) IT1085095B (fr)
MX (1) MX5122E (fr)
NL (1) NL7707999A (fr)
PL (2) PL199748A1 (fr)
ZA (1) ZA774347B (fr)

Families Citing this family (80)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IN147121B (fr) * 1977-05-27 1979-11-17 Mobil Oil Corp
US4104319A (en) * 1977-06-23 1978-08-01 Mobil Oil Corporation Ethylation of mono alkyl benzene
US4117024A (en) * 1977-07-29 1978-09-26 Mobil Oil Corporation Ethylation of aromatic compounds
US4250345A (en) * 1978-01-10 1981-02-10 Mobil Oil Corporation Selective production of para-xylene
US4176144A (en) * 1978-01-19 1979-11-27 Mobil Oil Corporation Block copolymers
US4306049A (en) * 1978-01-19 1981-12-15 Mobil Oil Corporation Polymers of methyl ethenyl benzene
US4205114A (en) 1978-09-18 1980-05-27 Mobil Oil Corporation Heat and grease resistant containers comprising poly (p-methylstyrene)
US4822943A (en) * 1978-12-14 1989-04-18 Mobil Oil Corporation Production of para-diisopropylbenzene
CA1135286A (fr) * 1978-12-14 1982-11-09 Mobil Oil Corporation Alkylation des hydrocarbures aromatiques
CA1128549A (fr) * 1978-12-14 1982-07-27 Lewis B. Young Fabrication de 3-methylphenol
US4281083A (en) * 1978-12-20 1981-07-28 Mobil Oil Corporation Blends of poly(p-methylstyrene) with polyfunctional monomer
AU538578B2 (en) * 1979-01-31 1984-08-23 Mobil Oil Corp. Zeolite catalyst containing gp za or gp8 metal and its use to convert hydrocarbons
JPS55141685U (fr) * 1979-03-30 1980-10-09
US4230836A (en) * 1979-04-26 1980-10-28 Mobil Oil Corporation Chemically cross-linked poly(p-methylstyrene)
CA1142552A (fr) * 1979-06-06 1983-03-08 Warren W. Kaeding Alkylation selective de xylenes a l'aide d'ethylene
US4584422A (en) * 1979-06-06 1986-04-22 Mobil Oil Corporation Selective alkylation of xylenes with ethylene
US5288396A (en) * 1979-10-15 1994-02-22 Union Oil Company Of California Hydrocracking process using a catalyst selective for making middle distillates
EP0030796B1 (fr) * 1979-12-13 1982-11-10 Mobil Oil Corporation Réactivation d'un catalyseur d'alkylation
US4418235A (en) * 1980-02-14 1983-11-29 Mobil Oil Corporation Hydrocarbon conversion with zeolite having enhanced catalytic activity
US4357264A (en) * 1980-03-10 1982-11-02 Mobil Oil Corporation Alkaline earth metal modified zeolite catalysts
US4288647A (en) * 1980-03-10 1981-09-08 Mobil Oil Corporation Shape selective reactions with alkaline earth-modified zeolite catalysts
US4384155A (en) * 1980-04-11 1983-05-17 Mobil Oil Corporation Shape selective reactions with cadmium-modified zeolite catalysts
US4380685A (en) * 1980-05-19 1983-04-19 Mobil Oil Corporation Shape selective reactions with zeolite catalysts modified with iron and/or cobalt
US4335181A (en) * 1980-07-01 1982-06-15 Mobil Oil Corporation Microwaveable heat and grease resistant containers
US4387012A (en) * 1980-08-01 1983-06-07 Mobil Oil Corporation Blends of poly(p-methylstyrene) with polyfunctional monomer and shaped article
US4302620A (en) * 1980-10-29 1981-11-24 Mobil Oil Corporation Reactions involving zeolite catalysts modified with group IV A metals
US4486574A (en) * 1980-11-21 1984-12-04 Mobil Oil Corporation Polymers of methyl ethenyl benzene
US4704495A (en) * 1980-12-29 1987-11-03 Mobil Oil Corporation Catalytic conversions using shape selective metallic catalysts
US4421941A (en) * 1981-01-08 1983-12-20 Mobil Oil Corporation Catalyst and process for selective production of para-dialkysubstituted benzenes
US4362854A (en) * 1981-12-30 1982-12-07 Mobil Oil Corporation Poly(p-methylstyrene) with broad molecular weight distribution and process for preparation
US4520220A (en) * 1982-02-22 1985-05-28 Cosden Technology, Inc. Alkylation of aromatics employing silicalite catalysts
US4489214A (en) * 1982-03-01 1984-12-18 Cosden Technology, Inc. Production of ortho-suppressed dialkyl benzenes
US4554394A (en) * 1982-03-18 1985-11-19 Mobil Oil Corporation Organophosphorus-treated zeolite catalysts for para-selective aromatics conversion
US4409132A (en) * 1982-03-18 1983-10-11 Mobil Oil Corporation Organophosphorus-treated zeolite catalysts for para-selective aromatics conversion
US4469806A (en) * 1982-03-18 1984-09-04 Mobil Oil Corporation Organophosphorus-treated zeolite catalysts for para-selective aromatics conversion
US4505961A (en) * 1982-04-30 1985-03-19 Mobil Oil Corporation Microwavable heat and grease resistant containers and method for their preparation
US4508836A (en) * 1982-07-27 1985-04-02 Mobil Oil Corporation Catalytic conversion process for aromatic feedstocks with hydrogen regeneration of coke-selectivated zeolite catalyst
US4491678A (en) * 1982-10-19 1985-01-01 Idemitsu Kosan Company Limited Process for the production of para-xylene
US4447666A (en) * 1982-12-30 1984-05-08 Mobil Oil Corporation Para-selective alkylation catalysts and processes
EP0113116B1 (fr) * 1982-12-30 1985-12-04 Asahi Kasei Kogyo Kabushiki Kaisha Aluminosilicate cristallin, son procédé de préparation et catalyseur contenant l'aluminosilicate cristallin
US4525395A (en) * 1983-01-03 1985-06-25 Mobil Oil Corporation Shaped articles from poly (p-methylstyrene) blends
US4732747A (en) * 1983-04-11 1988-03-22 The Dow Chemical Company Magnesium silicate compositions and process for making
US4665256A (en) * 1983-04-29 1987-05-12 The Dow Chemical Company Alkylation of aromatic mixtures
US4689367A (en) * 1983-12-05 1987-08-25 Mobil Oil Corporation P-methylstyrene polymer blends
US4503187A (en) * 1983-12-05 1985-03-05 Mobil Oil Corporation P-Methylstyrene copolymer blends
AU3595984A (en) * 1984-01-04 1985-07-11 Mobil Oil Corp. Para-diisopropylbenzene and hydroquinone from cumene
JPS60224643A (ja) * 1984-04-23 1985-11-09 Idemitsu Kosan Co Ltd デユレンの製造方法
US4613717A (en) * 1984-06-25 1986-09-23 Research Association For Utilization Of Light Oil Process for producing a 1,4-dialkylbenzene
US4560818A (en) * 1984-12-24 1985-12-24 Mobil Oil Corporation Process for the oxidative dehydrogenation of ethyltoluene to methylstyrene
US4812536A (en) * 1986-08-29 1989-03-14 Amoco Corporation Selective para-ethylation of toluene with magnesium compound-impregnated, crystalline, gallosilicate based, molecular sieve catalyst compositions
US5157185A (en) * 1989-09-01 1992-10-20 Mobil Oil Corporation Alkylation of aromatics
KR100290970B1 (ko) * 1992-06-05 2001-06-01 데니스 피. 산티니 에틸톨루엔의 제조 방법
WO1993025502A1 (fr) * 1992-06-05 1993-12-23 Mobil Oil Corporation Production d'ethyltoluene
US5365004A (en) * 1993-05-28 1994-11-15 Mobil Oil Corp. Selective toluene disproportionation process (STDP) with ex situ selectivated zeolite catalysts
US5382737A (en) * 1993-05-28 1995-01-17 Mobil Oil Corp. Selective ethylbenzene disproportionation process (SEBDP) with ex situ selectivated zeolite catalysts
US5659098A (en) * 1993-05-28 1997-08-19 Beck; Jeffrey S. High conversion touluene disproportionation with ex situ selectivated zeolite catalysts
US5530170A (en) * 1993-05-28 1996-06-25 Mobil Oil Corporation Ethylbenzene alkylation with ethylene to produce para-diethylbenzene
US6576582B1 (en) 1993-05-28 2003-06-10 Exxonmobil Oil Corporation Binderless ex situ selectivated zeolite catalyst
US5403800A (en) * 1993-05-28 1995-04-04 Mobil Oil Corp. Multiple impregnation technique for the preparation of ex situ selectivated zeolite catalysts
US5698756A (en) * 1993-05-28 1997-12-16 Mobil Oil Corporation Toluene alkylation with ethylene to produce para-ethyloluene
US5476823A (en) * 1993-05-28 1995-12-19 Mobil Oil Corp. Method of preparation of ex situ selectivated zeolite catalysts for enhanced shape selective applications and method to increase the activity thereof
US5406015A (en) * 1993-05-28 1995-04-11 Mobil Oil Corp. Selective ethylbenzene disproportionation processes (SEBDP) with ex situ selectivated zeolite catalyst
US5367099A (en) * 1993-05-28 1994-11-22 Mobil Oil Corp. Selective toluene disproportionation process (STDP) with ex situ selectivated zeolite catalyst
US5726114A (en) * 1993-10-27 1998-03-10 Mobil Oil Corporation Method of preparation of ex situ selectivated zeolite catalysts for enhanced shape selective applications and methods to increase the activity thereof
US5430211A (en) * 1993-10-29 1995-07-04 The Dow Chemical Company Process of preparing ethylbenzene or substituted derivatives thereof
US5625104A (en) * 1995-06-06 1997-04-29 Mobil Oil Corporation Alkali metal ion exchanged selectivated zeolite catalyst
US5849968A (en) * 1995-06-06 1998-12-15 Mobil Oil Corporation Hydrocarbon conversion process with alkaline earth metal ion exchanged selectivated zeolite catalyst
DE19538799A1 (de) * 1995-10-18 1997-04-24 Sued Chemie Ag Wabenförmiger Katalysatorträger
US5773679A (en) * 1995-12-26 1998-06-30 Mobil Oil Corporation Performance enhancement of zeolite catalysts with water cofeed
US6670517B1 (en) 2000-08-24 2003-12-30 Exxon Mobil Chemical Patents Inc. Process for alkylating aromatics
KR100818438B1 (ko) * 2003-03-21 2008-04-02 스톤 앤드 웹스터 인코포레이티드 촉매 재활성화를 통한 알킬 방향족 화합물의 생산
CN1902147B (zh) * 2003-12-31 2010-08-25 埃克森美孚化学专利公司 芳族化合物的烷基化方法
WO2007035349A2 (fr) * 2005-09-16 2007-03-29 Shell Internationale Research Maatschappij B.V. Procede de fabrication de produits aromatiques
US20100144513A1 (en) * 2008-12-09 2010-06-10 Nicholas Christopher P Catalyst for Olefin Upgrading
US20100144514A1 (en) * 2008-12-09 2010-06-10 Nicholas Christopher P Process for Making Catalyst for Olefin Upgrading
US8062987B2 (en) * 2009-10-05 2011-11-22 Saudi Basic Industries Corporation Phosphorus-containing zeolite catalysts and their method of preparation
US20130102825A1 (en) * 2011-10-17 2013-04-25 Exxonmobil Research And Engineering Company Phosphorus modified zeolite catalysts
US9278342B2 (en) 2012-07-02 2016-03-08 Saudi Basic Industries Corporation Method of modifying a phosphorus-containing zeolite catalyst
CN107913727B (zh) * 2017-10-31 2020-05-29 中海油天津化工研究设计院有限公司 一种乙苯高效烷基化制对二乙苯催化剂的制备方法
CN115121282A (zh) * 2022-05-27 2022-09-30 陕西延长石油（集团）有限责任公司 一种催化乙醇和苯制备乙苯的催化剂及其应用

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3299155A (en) * 1964-02-24 1967-01-17 Shell Oil Co Oxidative dehydrogenation of alkyl benzenes with canipo4 and so2
US3525776A (en) * 1968-11-12 1970-08-25 Universal Oil Prod Co Alkylation-dehydrogenation process
US3695209A (en) * 1970-08-21 1972-10-03 Tomlinson Ind Inc Vessel mooring devices
US3751506A (en) * 1972-05-12 1973-08-07 Mobil Oil Corp Vapor-phase alkylation in presence of crystalline aluminosilicate catalyst
US3856873A (en) * 1973-09-13 1974-12-24 Mobil Oil Corp Xylene isomerization
US4002697A (en) * 1973-12-03 1977-01-11 Mobil Oil Corporation Selective production of para-xylene
US3965208A (en) * 1975-01-06 1976-06-22 Mobil Oil Corporation Methylation of toluene
US3965209A (en) * 1975-01-06 1976-06-22 Mobil Oil Corporation Selective production of para-xylene
US4001346A (en) * 1975-01-06 1977-01-04 Mobil Oil Corporation Selective production of para-xylene
US3965207A (en) * 1975-01-06 1976-06-22 Mobil Oil Corporation Selective production of para-xylene
US4016218A (en) * 1975-05-29 1977-04-05 Mobil Oil Corporation Alkylation in presence of thermally modified crystalline aluminosilicate catalyst
US4007231A (en) * 1975-11-24 1977-02-08 Mobil Oil Corporation Selective production of para-xylene
NZ183608A (en) * 1976-03-31 1978-12-18 Mobil Oil Corp Aluminosilicate zeolite catalyst for selectine production of para-diakyl substituted benzenes
US4011276A (en) * 1976-04-28 1977-03-08 Mobil Oil Corporation Disproportionation of toluene
US4104319A (en) * 1977-06-23 1978-08-01 Mobil Oil Corporation Ethylation of mono alkyl benzene

Also Published As

Publication number Publication date
PL199748A1 (pl) 1978-04-24
NL7707999A (nl) 1978-01-23
FR2359104A1 (fr) 1978-02-17
DE2730989A1 (de) 1978-02-02
PL108320B1 (en) 1980-04-30
IT1085095B (it) 1985-05-28
US4086287A (en) 1978-04-25
JPS615454B2 (fr) 1986-02-18
MX5122E (es) 1983-03-24
CS199682B2 (en) 1980-07-31
GB1536828A (en) 1978-12-20
IN146056B (fr) 1979-02-10
FR2359104B1 (fr) 1983-09-16
US4094921A (en) 1978-06-13
CA1084532A (fr) 1980-08-26
ES460830A1 (es) 1978-04-16
DD132778A5 (de) 1978-11-01
ZA774347B (en) 1979-02-28
BE856820A (fr) 1978-01-16
JPS5312816A (en) 1978-02-04

Similar Documents

Publication Publication Date Title
AR218259A1 (es) Un procedimiento para producir etiltolueno o dietilbenceno sustancialmente libre de orto-isomeros
MX5132E (es) Procedimiento para preparar un alcano de bispiridinio
BR7701440A (pt) Embalagem para suturas
BR7704322A (pt) Processo para a preparacao de metil-tercio-butileter
BR7705457A (pt) Processo para a preparacao de poliuretanoureias
ES228526Y (es) Una atadura de un mazo o haz de cables.
IT1117129B (it) Fibbia per imbragature
MX4323E (es) Procedimiento para preparar un aminoglicosido de 2-deoxiestreptamina
AR224494A1 (es) Un procedimiento para preparar cefalexina de accion prolongada
BR7702207A (pt) Processo para a preparacao de alquiltiometilfenois
AR224149A1 (es) Un procedimiento para producir piran-4-onas
PL198477A1 (pl) Srodek chwastobojczy
PL194293A1 (pl) Srodek chwastobojczy
BR7701004A (pt) Processo para a preparacao de azo-corantes
PL197043A1 (pl) Srodek chwastobojczy
BR7705879A (pt) Processo para a preparacao de 2,3-cicloal-quenopiridinas
SE428726B (sv) Avfyrningsmekanism for en tendhatt
BR7705166A (pt) Processo para a preparacao de monoisocianatos
BR7702163A (pt) Processo para a preparacao de aminonitrofenois
PL197958A1 (pl) Srodek chwastobojczy
PL196669A1 (pl) Srodek chwastobojczy
JPS5326820A (en) Gypsum compound
BR7706874A (pt) Processo para a preparacao de 1-nitroantraquinona
BR7700286A (pt) Processo para a preparacao de o-dialquilaminometilfenois
BR7602049A (pt) Tear multiplo para tecelagem