| 发明名称 |
METHOD AND SYSTEM FOR REDUCING RESIDUAL SOAP IN CRUDE TALL OIL |
| 摘要 |
The present invention relates to a method and system for reducing residual soap in crude tall oil, wherein crude tall oil is supplied via piping to at least one vessel, soap number of the crude tall oil is determined using on-line measuring technique and sulphuric acid is added to the crude tall oil at a site of blending, where the dosing of the sulphuric acid is adjusted on-line to provide soap number of not more than 2. |
| 申请公布号 |
US2017009181(A1) |
申请公布日期 |
2017.01.12 |
| 申请号 |
US201615202715 |
申请日期 |
2016.07.06 |
| 申请人 |
UPM-KYMMENE CORPORATION |
发明人 |
Kotoneva Jari |
| 分类号 |
C11B3/04;D21C11/00;C11B13/00 |
主分类号 |
C11B3/04 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A method for reducing residual soap in crude tall oil, characterized in the method comprises the steps, where
crude tall is supplied to at least one vessel, soap number of the crude tall oil is measured on-line, an amount of sulphuric acid having concentration between 20-50 wt %, needed for adjusting the soap number to a value of not more than 2 is determined, and the determined amount of sulphuric acid is added to the crude tall oil at a site of blending whereby treated crude tall oil having soap number not more than 2 is obtained. |
| 地址 |
Helsinki FI |
