NL7308834A - - Google Patents

Info

Publication number
NL7308834A
NL7308834A NL7308834A NL7308834A NL7308834A NL 7308834 A NL7308834 A NL 7308834A NL 7308834 A NL7308834 A NL 7308834A NL 7308834 A NL7308834 A NL 7308834A NL 7308834 A NL7308834 A NL 7308834A
Authority
NL
Netherlands
Application number
NL7308834A
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 filed Critical
Priority to NL7308834A priority Critical patent/NL7308834A/xx
Priority to AT503874A priority patent/AT334382B/de
Priority to US482601A priority patent/US3907781A/en
Priority to ZA00744054A priority patent/ZA744054B/xx
Priority to IT51708/74A priority patent/IT1016162B/it
Priority to SU2040365A priority patent/SU552019A3/ru
Priority to DD179427A priority patent/DD114078A5/xx
Priority to TR18106A priority patent/TR18106A/xx
Priority to FR7422071A priority patent/FR2235121B1/fr
Priority to ES427627A priority patent/ES427627A1/es
Priority to AR254412A priority patent/AR199442A1/es
Priority to CS4506A priority patent/CS168478B2/cs
Priority to BE145892A priority patent/BE816872A/fr
Priority to GB2839274A priority patent/GB1434687A/en
Priority to DE2430757A priority patent/DE2430757A1/de
Priority to JP49073141A priority patent/JPS5036483A/ja
Priority to BR5226/74A priority patent/BR7405226D0/pt
Priority to AU70727/74A priority patent/AU476555B2/en
Priority to IN1671/CAL/74A priority patent/IN139743B/en
Publication of NL7308834A publication Critical patent/NL7308834A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/16—Separation or purification
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
    • E05Y2900/104—Application of doors, windows, wings or fittings thereof for buildings or parts thereof for elevators

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Other In-Based Heterocyclic Compounds (AREA)
  • Fertilizers (AREA)
NL7308834A 1973-06-26 1973-06-26 NL7308834A (fr)

Priority Applications (19)

Application Number Priority Date Filing Date Title
NL7308834A NL7308834A (fr) 1973-06-26 1973-06-26
AT503874A AT334382B (de) 1973-06-26 1974-06-18 Verfahren zur gewinnung von epsilon-caprolactam aus einem aus epsilon-caprolactam und schwefelsaure bestehenden reaktionsgemisch
US482601A US3907781A (en) 1973-06-26 1974-06-24 Process for recovery of {68 -caprolactam from a reaction mixture of {68 -caprolactam and sulphuric acid
ZA00744054A ZA744054B (en) 1973-06-26 1974-06-24 Process for recovery of epsilon-carprolactam from a reaction mixture of epsilon-caprolactam and sulphuric acid
IT51708/74A IT1016162B (it) 1973-06-26 1974-06-24 Procedimento per il ricupero di epsilon caprolattame e solfato di ammonio da una miscela di reazione contenente lattame ed acido solfo rico
SU2040365A SU552019A3 (ru) 1973-06-26 1974-06-24 Способ выделени -капролактама и кристаллического сульфата аммони
DD179427A DD114078A5 (fr) 1973-06-26 1974-06-24
TR18106A TR18106A (tr) 1973-06-26 1974-06-25 Kaprolaktam ile sulfurik asidin bir reaksiyon karisimindan e-kaprolaktamin ayrilmasina mahsus usul
FR7422071A FR2235121B1 (fr) 1973-06-26 1974-06-25
ES427627A ES427627A1 (es) 1973-06-26 1974-06-25 Un procedimiento para la recuperacion de eta-caprolactama ycristales de sulfato de amonio a partir de una mezcla de reaccion que contiene la lactama y acido sulfurico.
AR254412A AR199442A1 (es) 1973-06-26 1974-06-26 Procedimiento para recuperar epsilon-caprolactama y cristales de sulfato de amonio de una mezcla de reaccion que contiene la lactama y acido sulfurico
CS4506A CS168478B2 (fr) 1973-06-26 1974-06-26
BE145892A BE816872A (fr) 1973-06-26 1974-06-26 Procede de preparation de lactames
GB2839274A GB1434687A (en) 1973-06-26 1974-06-26 Process for recovery of epsilon-carpolactam from a reaction mixture of epsilon-caprolactam and sulphuric acid
DE2430757A DE2430757A1 (de) 1973-06-26 1974-06-26 Verfahren zur gewinnung von epsiloncaprolactam aus einem aus epsilon-caprolactam und schwefelsaeure bestehenden reaktionsgemisch
JP49073141A JPS5036483A (fr) 1973-06-26 1974-06-26
BR5226/74A BR7405226D0 (pt) 1973-06-26 1974-06-26 Processo para a recuperacao de epsilon-caprolactama e de cristais de sulfato de amonio a partir de uma mistura reacional contendo a lactama e acido sulfurico
AU70727/74A AU476555B2 (en) 1973-06-26 1974-07-02 Process for recovery of e-caprolactam from a reaction mixture of e-caprolactam and sulphuric acid
IN1671/CAL/74A IN139743B (fr) 1973-06-26 1974-07-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7308834A NL7308834A (fr) 1973-06-26 1973-06-26

Publications (1)

Publication Number Publication Date
NL7308834A true NL7308834A (fr) 1974-12-30

Family

ID=19819146

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7308834A NL7308834A (fr) 1973-06-26 1973-06-26

Country Status (19)

Country Link
US (1) US3907781A (fr)
JP (1) JPS5036483A (fr)
AR (1) AR199442A1 (fr)
AT (1) AT334382B (fr)
AU (1) AU476555B2 (fr)
BE (1) BE816872A (fr)
BR (1) BR7405226D0 (fr)
CS (1) CS168478B2 (fr)
DD (1) DD114078A5 (fr)
DE (1) DE2430757A1 (fr)
ES (1) ES427627A1 (fr)
FR (1) FR2235121B1 (fr)
GB (1) GB1434687A (fr)
IN (1) IN139743B (fr)
IT (1) IT1016162B (fr)
NL (1) NL7308834A (fr)
SU (1) SU552019A3 (fr)
TR (1) TR18106A (fr)
ZA (1) ZA744054B (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7410450A (nl) * 1974-08-05 1976-02-09 Stamicarbon Werkwijze voor het winnen van epsilon-capro- lactam uit een epsilon-caprolactamzwavelzuur reactiemengsel.
NL7505130A (nl) * 1975-05-01 1976-11-03 Stamicarbon Werkwijze voor de winning van zuiver epsilon- -caprolactam uit een waterige oplossing hiervan.
US4138472A (en) * 1976-11-10 1979-02-06 Basf Aktiengesellschaft Process for obtaining coarsely crystalline pure ammonium sulfate
DE2651195C3 (de) * 1976-11-10 1985-01-31 Basf Ag, 6700 Ludwigshafen Verfahren zur Gewinnung von grobkristallinem reinem Ammonsulfat
DE2845019A1 (de) * 1978-10-16 1980-04-30 Basf Ag Verfahren zur kontinuierlichen herstellung von epsilon -caprolactam durch beckmann'sche umlagerung
FR2786180B1 (fr) * 1998-11-19 2001-11-23 Rhone Poulenc Fibres Procede de traitement de lactames et procede de purification d'un lactame
EP1092681A1 (fr) * 1999-10-13 2001-04-18 Va Tech Wabag AG Procédé de neutralisation d'acides résiduaires avec récuperation simultanée des crystaux des selles
EA022192B1 (ru) 2010-07-02 2015-11-30 ДСМ АйПи АССЕТС Б.В. Высокотемпературная нейтрализация лактама
WO2013053377A1 (fr) 2011-10-10 2013-04-18 Dsm Ip Assets B.V. Neutralisation d'un lactame à haute température
CN103012273A (zh) * 2012-11-26 2013-04-03 中国化学赛鼎宁波工程有限公司 一种己内酰胺重排液制备己内酰胺的中和结晶系统及其方法
CN103145618B (zh) * 2013-03-15 2014-06-18 东明天军化工有限公司 一种己内酰胺和硫酸铵联产的方法
CN104356039B (zh) * 2014-11-10 2017-02-15 河北美邦工程科技有限公司 一种己内酰胺制备工艺

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2993889A (en) * 1961-07-25 Separation of a lactam from an acid
NL144600B (nl) * 1964-03-07 1975-01-15 Stamicarbon Afscheiding van lactamen uit een sterk zwavelzuur milieu.
GB1123472A (en) * 1965-01-21 1968-08-14 Snia Viscosa Improvements in or relating to the neutralization of acid solutions of caprolactam
US3852273A (en) * 1971-05-07 1974-12-03 Stamicarbon Process for preparing and recovering lactams
NL164028C (nl) * 1971-05-07 1980-11-17 Stamicarbon Werkwijze voor de afscheiding van lactamen.

Also Published As

Publication number Publication date
ES427627A1 (es) 1976-10-16
BE816872A (fr) 1974-12-27
US3907781A (en) 1975-09-23
BR7405226D0 (pt) 1975-01-21
SU552019A3 (ru) 1977-03-25
DD114078A5 (fr) 1975-07-12
AU476555B2 (en) 1976-09-30
GB1434687A (en) 1976-05-05
ZA744054B (en) 1975-10-29
FR2235121A1 (fr) 1975-01-24
JPS5036483A (fr) 1975-04-05
CS168478B2 (fr) 1976-06-29
AR199442A1 (es) 1974-08-30
TR18106A (tr) 1976-09-30
IT1016162B (it) 1977-05-30
DE2430757A1 (de) 1975-01-23
FR2235121B1 (fr) 1978-01-13
AU7072774A (en) 1976-01-08
IN139743B (fr) 1976-07-24
ATA503874A (de) 1976-05-15
AT334382B (de) 1976-01-10

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