Drainage foil for use in an installation for producing a paper web with a fabric belt, which can be moved over a multiplicity of drainage foils oriented transversely to its direction of movement
OwnerKlaus Bartelmussinventor
Life of this patent
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Abstract
A drainage foil for use in an installation for producing a paper web with a fabric belt, which can be moved over a multiplicity of drainage foils oriented transversely to a direction of movement. A surface of the drainage foil is formed with a defined profiling, which has elevations and/or depressions. The vertical extent of the profiling is at least 0.1 mm.
Claims20
A drainage foil for use in an installation for producing a paper web with a fabric belt, the fabric belt being moved over a multiplicity of drainage foils oriented transversely to a direction of movement, the drainage foil comprising:
- a drainage foil body having a surface formed with a defined profiling, said defined profiling having elevations and/or depressions, and a vertical extent of said defined profiling is at least 0.1 mm.
A kit for an installation for producing a paper web, comprising:
- a supporting frame configured to be detachable fixed on a suction box of the installation;
- and
- drainage foils disposed on said supporting frame, said drainage foils each containing a drainage foil body having a surface formed with a defined profiling, said defined profiling having elevations and/or depressions, and a vertical extent of said defined profiling is at least 0.1 mm.
An installation for producing a paper web, comprising:
- a plurality of drainage foils each containing a drainage foil body having a surface formed with a defined profiling, said defined profiling having elevations and/or depressions, and a vertical extent of said defined profiling is at least 0.1 mm;
- and
- a fabric belt being moved over said plurality of drainage foils extending transversely to a direction of movement.
Dependencies are inferred from the claim text.