DE2727269A1 - Verfahren zur behandlung von mineralfasern vorrichtung zu seiner durchfuehrung, anwendung des verfahrens und nach dem verfahren gewonnenes material - Google Patents
Verfahren zur behandlung von mineralfasern vorrichtung zu seiner durchfuehrung, anwendung des verfahrens und nach dem verfahren gewonnenes materialInfo
- Publication number
- DE2727269A1 DE2727269A1 DE19772727269 DE2727269A DE2727269A1 DE 2727269 A1 DE2727269 A1 DE 2727269A1 DE 19772727269 DE19772727269 DE 19772727269 DE 2727269 A DE2727269 A DE 2727269A DE 2727269 A1 DE2727269 A1 DE 2727269A1
- Authority
- DE
- Germany
- Prior art keywords
- asbestos
- fvt
- fibers
- moistened
- flow
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title claims description 64
- 239000000463 material Substances 0.000 title claims description 54
- 239000002557 mineral fiber Substances 0.000 title claims description 8
- 239000000835 fiber Substances 0.000 claims description 48
- 239000010425 asbestos Substances 0.000 claims description 38
- 229910052895 riebeckite Inorganic materials 0.000 claims description 38
- 230000008569 process Effects 0.000 claims description 17
- 230000002787 reinforcement Effects 0.000 claims description 17
- 238000005452 bending Methods 0.000 claims description 16
- 238000011282 treatment Methods 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 239000002657 fibrous material Substances 0.000 claims description 14
- 238000001125 extrusion Methods 0.000 claims description 9
- 239000004033 plastic Substances 0.000 claims description 6
- 239000002131 composite material Substances 0.000 claims description 5
- 238000010030 laminating Methods 0.000 claims description 5
- 229910052620 chrysotile Inorganic materials 0.000 claims description 4
- 238000003475 lamination Methods 0.000 claims description 4
- CWBIFDGMOSWLRQ-UHFFFAOYSA-N trimagnesium;hydroxy(trioxido)silane;hydrate Chemical compound O.[Mg+2].[Mg+2].[Mg+2].O[Si]([O-])([O-])[O-].O[Si]([O-])([O-])[O-] CWBIFDGMOSWLRQ-UHFFFAOYSA-N 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 3
- 239000004568 cement Substances 0.000 description 15
- 230000006872 improvement Effects 0.000 description 11
- 238000012360 testing method Methods 0.000 description 10
- 238000005065 mining Methods 0.000 description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 9
- 235000012239 silicon dioxide Nutrition 0.000 description 8
- 238000002474 experimental method Methods 0.000 description 7
- 239000002245 particle Substances 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 6
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 230000006378 damage Effects 0.000 description 5
- 239000000428 dust Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 239000000377 silicon dioxide Substances 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- -1 silica anhydride Chemical class 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 238000007873 sieving Methods 0.000 description 3
- 239000011398 Portland cement Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000004566 building material Substances 0.000 description 2
- 238000003490 calendering Methods 0.000 description 2
- 206010061592 cardiac fibrillation Diseases 0.000 description 2
- 239000011093 chipboard Substances 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002600 fibrillogenic effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000012779 reinforcing material Substances 0.000 description 2
- 238000010561 standard procedure Methods 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 235000021028 berry Nutrition 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 241001233037 catfish Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005112 continuous flow technique Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000012783 reinforcing fiber Substances 0.000 description 1
- 230000005070 ripening Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000010333 wet classification Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/02—Treatment
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/02—Treatment
- C04B20/08—Defibrillating asbestos
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Paper (AREA)
- Preliminary Treatment Of Fibers (AREA)
- Reinforced Plastic Materials (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7620047A FR2356749A1 (fr) | 1976-07-01 | 1976-07-01 | Defibrage de fibres minerales naturelles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2727269A1 true DE2727269A1 (de) | 1978-01-12 |
Family
ID=9175097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19772727269 Withdrawn DE2727269A1 (de) | 1976-07-01 | 1977-06-16 | Verfahren zur behandlung von mineralfasern vorrichtung zu seiner durchfuehrung, anwendung des verfahrens und nach dem verfahren gewonnenes material |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS535224A (enrdf_load_stackoverflow) |
| BE (1) | BE856335A (enrdf_load_stackoverflow) |
| DE (1) | DE2727269A1 (enrdf_load_stackoverflow) |
| ES (1) | ES460290A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2356749A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1543496A (enrdf_load_stackoverflow) |
| NL (1) | NL7707264A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3914553A1 (de) * | 1989-05-03 | 1990-11-08 | Hoelter Heinz | Verfahren zur behandlung von asbestmaterialien zum zwecke der vermeidung von gesundheitsrisiken |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6140133Y2 (enrdf_load_stackoverflow) * | 1981-03-23 | 1986-11-17 | ||
| US5398442A (en) * | 1993-10-15 | 1995-03-21 | Woodstream Corporation | Combination glue trap and package |
| JPH07170896A (ja) * | 1993-12-20 | 1995-07-11 | Okuto:Kk | 粘着式トラップハウジング |
-
1976
- 1976-07-01 FR FR7620047A patent/FR2356749A1/fr active Granted
-
1977
- 1977-06-16 DE DE19772727269 patent/DE2727269A1/de not_active Withdrawn
- 1977-06-30 NL NL7707264A patent/NL7707264A/xx not_active Application Discontinuation
- 1977-06-30 GB GB2746377A patent/GB1543496A/en not_active Expired
- 1977-06-30 ES ES460290A patent/ES460290A1/es not_active Expired
- 1977-06-30 BE BE178972A patent/BE856335A/xx unknown
- 1977-06-30 JP JP7728077A patent/JPS535224A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3914553A1 (de) * | 1989-05-03 | 1990-11-08 | Hoelter Heinz | Verfahren zur behandlung von asbestmaterialien zum zwecke der vermeidung von gesundheitsrisiken |
Also Published As
| Publication number | Publication date |
|---|---|
| NL7707264A (nl) | 1978-01-03 |
| ES460290A1 (es) | 1978-04-01 |
| GB1543496A (en) | 1979-04-04 |
| BE856335A (nl) | 1977-10-17 |
| FR2356749B1 (enrdf_load_stackoverflow) | 1979-06-01 |
| FR2356749A1 (fr) | 1978-01-27 |
| JPS535224A (en) | 1978-01-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8139 | Disposal/non-payment of the annual fee |