Invention Grant
- Patent Title: Method of and an arrangement for adding at least one additional stock component to an approach flow system of a fiber web machine
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Application No.: US17127548Application Date: 2020-12-18
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Publication No.: US11459700B2Publication Date: 2022-10-04
- Inventor: Antti Ketolainen , Jouni Matula , Leif Piippola
- Applicant: Wetend Technologies Oy , Valmet Technologies Oy
- Applicant Address: FI Savonlinna; FI Espoo
- Assignee: Wetend Technologies Oy,Valmet Technologies Oy
- Current Assignee: Wetend Technologies Oy,Valmet Technologies Oy
- Current Assignee Address: FI Savonlinna; FI Espoo
- Agency: Nixon & Vanderhye P.C.
- Priority: EP19218416 20191220
- Main IPC: D21F1/02
- IPC: D21F1/02
Abstract:
A method of and an arrangement for adding at least one additional stock component to an approach flow system (30) of a fiber web machine by mixing the at least one additional stock component to a fibrous stock such that the stock flow is equalized (50) and the at least one additional stock component is introduced to the stock flow by injection mixing (80).
Public/Granted literature
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