IT1158873B - Procedimento per la separazione di amianto da materiali che lo contengono, e relativi prodotti di separazione - Google Patents
Procedimento per la separazione di amianto da materiali che lo contengono, e relativi prodotti di separazioneInfo
- Publication number
- IT1158873B IT1158873B IT25241/78A IT2524178A IT1158873B IT 1158873 B IT1158873 B IT 1158873B IT 25241/78 A IT25241/78 A IT 25241/78A IT 2524178 A IT2524178 A IT 2524178A IT 1158873 B IT1158873 B IT 1158873B
- Authority
- IT
- Italy
- Prior art keywords
- separation
- asbestos
- procedure
- materials containing
- products
- Prior art date
Links
- 238000000926 separation method Methods 0.000 title 2
- 239000010425 asbestos Substances 0.000 title 1
- 239000000463 material Substances 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 229910052895 riebeckite Inorganic materials 0.000 title 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
- 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)
- Processing Of Solid Wastes (AREA)
Applications Claiming Priority (10)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AUPD068077 | 1977-07-01 | ||
| AUPD067377 | 1977-07-01 | ||
| AUPD067077 | 1977-07-01 | ||
| AUPD068177 | 1977-07-01 | ||
| AUPD067477 | 1977-07-01 | ||
| AUPD066977 | 1977-07-01 | ||
| AUPD067177 | 1977-07-01 | ||
| AUPD067277 | 1977-07-01 | ||
| AUPD067877 | 1977-07-01 | ||
| AUPD200677 | 1977-11-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT7825241A0 IT7825241A0 (it) | 1978-06-30 |
| IT1158873B true IT1158873B (it) | 1987-02-25 |
Family
ID=27578980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT25241/78A IT1158873B (it) | 1977-07-01 | 1978-06-30 | Procedimento per la separazione di amianto da materiali che lo contengono, e relativi prodotti di separazione |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4226672A (it) |
| CA (1) | CA1125990A (it) |
| IT (1) | IT1158873B (it) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4287020A (en) * | 1979-11-29 | 1981-09-01 | Moore Irving F | Method of preparation of an asbestos product |
| IN158865B (it) * | 1982-05-25 | 1987-02-07 | Ici Australia Ltd | |
| MX168371B (es) * | 1986-07-30 | 1993-05-20 | Perez Jose Velasco | Adsorbentes reactivos mejorados, procedimiento de preparacion y procedimiento mejorado para la conservacion de productos vegetales |
| US5244155A (en) * | 1991-06-24 | 1993-09-14 | The Dow Chemical Company | Solid-solid separations utilizing alkanol amines |
| US5421527A (en) * | 1993-10-07 | 1995-06-06 | K N Energy, Inc. | Apparatus and method of separating asbestos contaminants from soil |
| DE19500871A1 (de) * | 1995-01-13 | 1996-07-18 | Basf Ag | Verfahren zum Recyclen von Diaphragmen |
| CN1102458C (zh) * | 1998-10-16 | 2003-03-05 | 荣葵一 | 石棉类矿物湿法重力选矿工艺 |
| US8513147B2 (en) | 2003-06-19 | 2013-08-20 | Eastman Chemical Company | Nonwovens produced from multicomponent fibers |
| US20040260034A1 (en) | 2003-06-19 | 2004-12-23 | Haile William Alston | Water-dispersible fibers and fibrous articles |
| US7892993B2 (en) | 2003-06-19 | 2011-02-22 | Eastman Chemical Company | Water-dispersible and multicomponent fibers from sulfopolyesters |
| US7503430B2 (en) * | 2006-09-07 | 2009-03-17 | Usg Interiors, Inc. | Reduced dust acoustic panel |
| US20080308968A1 (en) * | 2007-06-13 | 2008-12-18 | Immordino Jr Salvatore C | Method of making a low-dust building panel |
| US9273417B2 (en) | 2010-10-21 | 2016-03-01 | Eastman Chemical Company | Wet-Laid process to produce a bound nonwoven article |
| CN102452791B (zh) * | 2010-12-24 | 2013-08-07 | 江苏奥米建材科技有限公司 | 一种亲油性矿物复合纤维及其制备方法 |
| CN104520484B (zh) * | 2012-01-31 | 2017-06-23 | 伊士曼化工公司 | 制造短切微纤维的方法 |
| US8871052B2 (en) | 2012-01-31 | 2014-10-28 | Eastman Chemical Company | Processes to produce short cut microfibers |
| US20140144319A1 (en) * | 2012-11-27 | 2014-05-29 | John J. Paoluccio | Orbit filter magnets for cyclonic cleaners |
| US9303357B2 (en) | 2013-04-19 | 2016-04-05 | Eastman Chemical Company | Paper and nonwoven articles comprising synthetic microfiber binders |
| US9605126B2 (en) | 2013-12-17 | 2017-03-28 | Eastman Chemical Company | Ultrafiltration process for the recovery of concentrated sulfopolyester dispersion |
| US9598802B2 (en) | 2013-12-17 | 2017-03-21 | Eastman Chemical Company | Ultrafiltration process for producing a sulfopolyester concentrate |
| CN104437829B (zh) * | 2014-10-21 | 2018-03-06 | 王玉亮 | 从石棉类矿物尾矿中回收石棉及矿物纤维的湿法工艺 |
| EP4699700A1 (de) * | 2024-08-23 | 2026-02-25 | PMO ProjektManagement GmbH | Aufbereitung von asbesthaltigem schüttgut |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA594371A (en) * | 1960-03-15 | Rex Asbestwerke | Method of dressing asbestos mass-fibers and crude pieces to liberate individual asbestos fibers | |
| US1741869A (en) * | 1923-08-23 | 1929-12-31 | Powhatan Mining Corp | Process of refining asbestos ore |
| US1684365A (en) * | 1923-09-20 | 1928-09-11 | Selective Treat Company Ltd | Process of treating asbestos ore |
| US1606281A (en) * | 1925-07-15 | 1926-11-09 | Diatom Insulation Company | Method of preparation of diatomaceous earth |
| DE475040C (de) * | 1927-01-08 | 1929-04-18 | Paul C H Rohland | Verfahren und Vorrichtung zur Aufbereitung und Veredelung von Verwitterungs- und Absetzmassen, wie Kaolin, Asbest, Kreide u. dgl. |
| US1907616A (en) * | 1931-04-17 | 1933-05-09 | Dewey And Almy Chem Comp | Method of dispersing asbestos and resulting product |
| US2626213A (en) * | 1948-12-21 | 1953-01-20 | Raybestos Manhattan Inc | Asbestos dispersions and method of forming same |
| GB780619A (en) * | 1955-04-15 | 1957-08-07 | Raybestos Manhattan Inc | Improvements in or relating to a method and apparatus for refining asbestos fibers |
| US3058591A (en) * | 1955-10-03 | 1962-10-16 | Nakahara Chuji | Jet type apparatus for classifying, dewatering and recovering slack or other fine ore |
| US3162380A (en) * | 1964-04-10 | 1964-12-22 | Mineral Ind Corp Of America | Method of treating asbestos minerals |
| US3586639A (en) * | 1967-03-08 | 1971-06-22 | Nat Lead Co | Dispersion of asbestos |
| US3679542A (en) * | 1970-04-01 | 1972-07-25 | Brevets Granofibre Sebreg Soc | Method of treating suspension of fibers to form fibrous aggregates |
| DE2059845C3 (de) * | 1970-12-04 | 1978-10-19 | Rex-Patent Graf Von Rex Kg, 7170 Schwaebisch Hall | Verfahren zur Herstellung gereinigter Asbestformkörper |
| US3737333A (en) * | 1971-07-21 | 1973-06-05 | Engelhard Min & Chem | Method for processing kaolin clay |
| CA956849A (en) * | 1972-01-27 | 1974-10-29 | Canadian Patents And Development Limited | Chemically opening chrysotile asbestos and encapsulating |
| US3894692A (en) * | 1974-05-23 | 1975-07-15 | Leonid Yakovlevich Sanko | Process and apparatus for the preparation of asbestos cement suspension |
-
1978
- 1978-06-27 US US05/919,549 patent/US4226672A/en not_active Expired - Lifetime
- 1978-06-30 CA CA306,604A patent/CA1125990A/en not_active Expired
- 1978-06-30 IT IT25241/78A patent/IT1158873B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| US4226672A (en) | 1980-10-07 |
| CA1125990A (en) | 1982-06-22 |
| IT7825241A0 (it) | 1978-06-30 |
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