IT1004274B - Procedimento per la produzione di sferette cave e prodotto relativo - Google Patents
Procedimento per la produzione di sferette cave e prodotto relativoInfo
- Publication number
- IT1004274B IT1004274B IT50572/74A IT5057274A IT1004274B IT 1004274 B IT1004274 B IT 1004274B IT 50572/74 A IT50572/74 A IT 50572/74A IT 5057274 A IT5057274 A IT 5057274A IT 1004274 B IT1004274 B IT 1004274B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- production
- hollow balls
- relative product
- product
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
- B01J13/02—Making microcapsules or microballoons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/16—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by suspending the powder material in a gas, e.g. in fluidised beds or as a falling curtain
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
- B01J35/51—Spheres
-
- 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
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/009—Porous or hollow ceramic granular materials, e.g. microballoons
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Dispersion Chemistry (AREA)
- Catalysts (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Glanulating (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US383628A US3875271A (en) | 1973-07-30 | 1973-07-30 | Hollow pellets and method for making same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1004274B true IT1004274B (it) | 1976-07-10 |
Family
ID=23513989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT50572/74A IT1004274B (it) | 1973-07-30 | 1974-04-23 | Procedimento per la produzione di sferette cave e prodotto relativo |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3875271A (it) |
| JP (1) | JPS5039747A (it) |
| CA (1) | CA1015544A (it) |
| DE (1) | DE2427836A1 (it) |
| FR (1) | FR2239283B1 (it) |
| IT (1) | IT1004274B (it) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1457931A (en) * | 1973-03-10 | 1976-12-08 | Nippon Denso Co | High-temperature insulating structures |
| US4111713A (en) * | 1975-01-29 | 1978-09-05 | Minnesota Mining And Manufacturing Company | Hollow spheres |
| JPS5451979A (en) * | 1977-09-30 | 1979-04-24 | Agency Of Ind Science & Technol | Granular body with chemical action that its inside occlude chemicals |
| DE3210770C2 (de) * | 1982-03-24 | 1984-12-20 | Manfred 2854 Loxstedt Jaeckel | Metallische, im wesentlichen kugelförmige Leichtkörperteilchen, sowie Verwendung und Verfahren zu ihrer Herstellung |
| US4769189A (en) * | 1985-10-15 | 1988-09-06 | Minnesota Mining And Manufacturing Company | Process for making hollow, ceramic spheroids |
| US8940364B2 (en) * | 2008-12-19 | 2015-01-27 | Xurex, Inc. | System, formulation and method for producing ceramic vacuum microspheres |
| BR112015002164A2 (pt) | 2012-08-01 | 2017-07-04 | Oxane Mat Inc | pluralidade de propantes cerâmicos sinterizados, método para fabricar um propante cerâmico sinterizado, propante, propante cerâmico, propante cerâmico sinterizado e método para fabricar um propante cerâmico |
| CA2849415C (en) | 2013-04-24 | 2017-02-28 | Robert D. Skala | Methods for fracturing subterranean formations |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2872719A (en) * | 1957-09-25 | 1959-02-10 | Brassfield Henry Clay | Method of fabricating small spherical pellets |
| NL232500A (it) * | 1957-10-22 | |||
| US3036338A (en) * | 1959-01-08 | 1962-05-29 | G & A Lab Inc | Coating and pelletizing of fusible materials |
| DE1278411B (de) * | 1963-06-14 | 1968-09-26 | Basf Ag | Verfahren zur Herstellung von Katalysatoren oder Katalysatortraegern in Form von Hohlkugeln |
-
1973
- 1973-07-30 US US383628A patent/US3875271A/en not_active Expired - Lifetime
-
1974
- 1974-03-29 CA CA196,387A patent/CA1015544A/en not_active Expired
- 1974-04-23 IT IT50572/74A patent/IT1004274B/it active
- 1974-05-14 FR FR7416606A patent/FR2239283B1/fr not_active Expired
- 1974-06-08 DE DE19742427836 patent/DE2427836A1/de active Pending
- 1974-07-04 JP JP49076878A patent/JPS5039747A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CA1015544A (en) | 1977-08-16 |
| FR2239283A1 (it) | 1975-02-28 |
| US3875271A (en) | 1975-04-01 |
| DE2427836A1 (de) | 1975-03-06 |
| FR2239283B1 (it) | 1976-12-24 |
| JPS5039747A (it) | 1975-04-12 |
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