Patent · US Active

Reactor vessel for biomass material

US12005418B2 · kind B2 · utility

0Cited by

1References

20Claims

0Family size

Assignee

VALMET AB · SE

Inventors

Stefan Mellander · Flen, SE
Johan Carlsson · Cologne, DE
Lars FREDRIKSSON · Kil, SE
Francois Lambert · Le Billard, FR

Key dates

Filing date	Mar 29, 2019
Grant date	Jun 11, 2024
Priority date	—
Expiry date	Sep 2, 2041

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01J2219/1943
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

A reactor vessel (1) for biomass material, wherein said reactor vessel (1) is a pressurized reactor vessel, said reactor vessel being elongated and comprising: a substantially tubular vessel part (3); two gables (5a, 5b) connected one to each end (19a, 19b) of the tubular vessel part (3), hereby enclosing a vessel internal compartment (7); and a material transporting screw (8) comprising a central shaft (9) provided within the vessel internal compartment (7) extending between the two gables (5a, 5b) along a central axis (A) of the reactor vessel (1), wherein said material transporting screw further comprises screw flight (11) provided around the shaft (9), wherein said material transporting screw is configured for transporting the biomass material through the reactor vessel, wherein both gables (5a, 5b) are inwardly dished.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.