MASS-EXCHANGE SEPARATION ELEMENT (VERSIONS) AND MASS-EXCHANGE COLUMN (VERSIONS) Russian patent published in 2013 - IPC B01D3/30 

FIELD: process engineering.

SUBSTANCE: set of invention relates to mass-exchange columns. Proposed element comprises perforated shell ring, flow swirler, drop catcher arranged at shell ring edge and entrainment trap. In compliance with first version, entrainment trap is composed of hollow diffuser-like element accommodating drop catcher. Note here the entertainment trap gas outlet cross-section is not at least smaller than that of drop catcher. In compliance with second version, shell ring perforation is shaped to lengthwise slots closed on shell ring outer side by guide elements composed of semi-cylinder with its generatrix adjoining said shell ring along said lengthwise slot. Note here that semi-cylinder top end is stopped by blind of perforated cover while bottom end is open. In compliance with other versions, proposed column comprises vertical housing with gas and fluid feed and discharge pipes, at least one distribution web with gas or vapor passages, web with separation elements arranged there above, intake and discharge devices. In compliance with third version, separation elements are implemented in compliance with whatever versions or combination thereof. In compliance with fourth version, gas or vapor passages of distribution web are composed of pipes. Note here that one of the ends of every pipe is plugged and furnished with lengthwise cutouts and arranged above distribution web or there under. In compliance with firth version, gas or vapor passages are composed of branch pipes. Note here that spreader is arranged above top end of every branch pipe.

EFFECT: higher efficiency.

17 cl, 15 dwg