Part-I - Controller General of Patents Designs and Trademarks

(12) PATENT APPLICATION PUBLICATION (21) Application No.2427/MUM/2010 A
(19) INDIA
(22) Date of filing of Application :31/08/2010 (43) Publication Date : 21/06/2013
(54) Title of the invention : A FLOAT VALVE CAP TRAY FOR A DISTILLATION COLUMN
(51) International classification
(31) Priority Document No :NA
(32) Priority Date :NA
(33) Name of priority country :NA
(86) International Application No
:NA
Filing Date
:NA
(87) International Publication No : NA
(61) Patent of Addition to Application Number :NA
Filing Date
:NA
(62) Divisional to Application Number :NA
Filing Date
:NA
:F16K17/192;
F16K 31/18
(71)Name of Applicant :
1)M/s DESMET BALLESTRA INDIA PVT LTD
Address of Applicant :Apeejay Chambers 5Wallace Street
Fort Area Mumbai-400 001 Maharashtra India
(72)Name of Inventor :
1)Mr.Ravindra Bhaskar Jayawant
(57) Abstract :
The present invention relates an to an improved distillation column with a float valve cap tray 100, wherein the use of float valve
cap 100a of the present invention enhances mixing of vapor and liquid, enhances efficiency of each tray, reduces pressure drop,
which in turn leads to reduction in steam input and thereby makes the process less energy intensive. In accordance with the
embodiment of the present invention the float valve cap tray 100 comprises a plurality of generally quadrilateral apertures 101
formed in said tray 100 having plurality of generally quadrilateral caps 102 mounted therein.
No. of Pages : 23 No. of Claims : 16
The Patent Office Journal 21/06/2013 13478