SE0301643D0 - Förfarande och apparatur för bedömning/mätning av ytviktsvariation hos arkmaterial - Google Patents
Förfarande och apparatur för bedömning/mätning av ytviktsvariation hos arkmaterialInfo
- Publication number
- SE0301643D0 SE0301643D0 SE0301643A SE0301643A SE0301643D0 SE 0301643 D0 SE0301643 D0 SE 0301643D0 SE 0301643 A SE0301643 A SE 0301643A SE 0301643 A SE0301643 A SE 0301643A SE 0301643 D0 SE0301643 D0 SE 0301643D0
- Authority
- SE
- Sweden
- Prior art keywords
- sheet material
- support surface
- detector support
- electrons
- elongate
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 230000001427 coherent effect Effects 0.000 abstract 1
- 238000010894 electron beam technology Methods 0.000 abstract 1
- 230000000284 resting effect Effects 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G17/00—Apparatus for or methods of weighing material of special form or property
- G01G17/02—Apparatus for or methods of weighing material of special form or property for weighing material of filamentary or sheet form
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/06—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/34—Paper
- G01N33/346—Paper sheets
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
- G01N9/24—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity by observing the transmission of wave or particle radiation through the material
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Analytical Chemistry (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Length-Measuring Devices Using Wave Or Particle Radiation (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE0301643A SE525320C2 (sv) | 2003-06-06 | 2003-06-06 | Förfarande och apparatur för bedömning/mätning av ytviktsvariation hos arkmaterial |
| PCT/SE2004/000875 WO2004109242A1 (en) | 2003-06-06 | 2004-06-04 | A method and apparatus for assessing/measuring grammage variation in sheet material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE0301643A SE525320C2 (sv) | 2003-06-06 | 2003-06-06 | Förfarande och apparatur för bedömning/mätning av ytviktsvariation hos arkmaterial |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| SE0301643D0 true SE0301643D0 (sv) | 2003-06-06 |
| SE0301643L SE0301643L (sv) | 2004-12-07 |
| SE525320C2 SE525320C2 (sv) | 2005-02-01 |
Family
ID=29212383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE0301643A SE525320C2 (sv) | 2003-06-06 | 2003-06-06 | Förfarande och apparatur för bedömning/mätning av ytviktsvariation hos arkmaterial |
Country Status (2)
| Country | Link |
|---|---|
| SE (1) | SE525320C2 (sv) |
| WO (1) | WO2004109242A1 (sv) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI83706C (sv) * | 1988-11-03 | 1991-08-12 | Kajaani Electronics | Förfarande och anordning för mätning av pappersformation |
| US4975578A (en) * | 1989-04-17 | 1990-12-04 | The Research Foundation Of State University Of Ny | Method and apparatus for determining distribution of mass density |
| FI901424A (fi) * | 1990-03-21 | 1991-09-22 | Roibox Oy | Foerfarande och anordning foer maetning av bandprofil pao pappers- eller kartongmaskinens vira. |
| DE59308548D1 (de) * | 1993-06-07 | 1998-06-18 | Honeywell Ag | Vorrichtung zur Flächengewichtsmessung |
| FI96139C (sv) * | 1993-12-21 | 1996-05-10 | Valtion Teknillinen | Förfarande och anordning för kontinuerlig bestämning av formation och/eller fiberorientation hos en rörlig pappersbana |
| US6133578A (en) * | 1998-07-07 | 2000-10-17 | Impact Systems, Inc. | Nuclear gauge for measuring a characteristic of moving sheet material and alignment compensation |
| DE19913929A1 (de) * | 1999-03-26 | 2000-09-28 | Voith Sulzer Papiertech Patent | Vorrichtung und Verfahren zum Bestimmen von Eigenschaften einer Materialbahn |
-
2003
- 2003-06-06 SE SE0301643A patent/SE525320C2/sv unknown
-
2004
- 2004-06-04 WO PCT/SE2004/000875 patent/WO2004109242A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2004109242A1 (en) | 2004-12-16 |
| SE0301643L (sv) | 2004-12-07 |
| SE525320C2 (sv) | 2005-02-01 |
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