|5955640||Integrated process for the production of butene-1|
Integrated process for the production of butene-1 which comprises feeding a C4 hydrocarbon stream to a separation unit of butene-1 and recycling the remaining stream to the same unit after treatment in a bond isomerization section to convert th...
|5705673||Continuous process for the preparation of phenyl methyl carbonate|
The present invention relates to a continuous process for the preparation of phenyl methyl carbonate. The process is carried out in a first distillation column consisting of a lower reactive section and an upper rectification section and a second rectific...
|5672771||Integrated process for the production of ter-amyl alkyl ethers|
Integrated process for the production of ter-amyl alkyl ethers which comprises the feeding of a C5 hydrocarbon stream to an etherification reactor and the recycling of the remaining stream to the same reactor, after treatment in an isomerizatio...
|5563299||Integrated process for the simultaneous production of alkyl tert-butyl ethers and 1-butene|
An integrated process for the simultaneous production of alkyl tert-butyl ethers and 1-butene, comprising feeding a C4 hydrocarbon stream to an etherification unit and recycling the remaining stream to the same unit after possible separation of...
|5510562||Process for separating mixtures of aromatic C8 hydrocarbons|
A processing cycle for separating C8 aromatics (mixtures of ortho-, para-, meta-xylene and ethylbenzene) is disclosed, in which a first subdivision of the mixture is preformed into two streams respectively comprising: para-xylene and ethylbenze...
|5126498||Process for the separation of isomeric dichlorotoluenes|
The process for the separation of isomeric dichlorotoluenes, comprising the steps of: (a) passing a mixture containing isomeric dichlorotoluenes over a zeolite of the ZSM5 type having the composition (expressed in molar ratios) of (0.9+0.2) M2/...
|4766262||Process for separating isomeric dichlorotoluenes by adsorption|
A process for separating dichlorotoluene isomers from a mixture containing at least two dichlorotoluene isomers comprising (a) passing said mixture containing dichlorotoluene isomers through a mordenite having the following composition; in molar ratios: a H