CA1281545C - Treatment of expansible materials to form lightweight aggregate - Google Patents
Treatment of expansible materials to form lightweight aggregateInfo
- Publication number
- CA1281545C CA1281545C CA000523277A CA523277A CA1281545C CA 1281545 C CA1281545 C CA 1281545C CA 000523277 A CA000523277 A CA 000523277A CA 523277 A CA523277 A CA 523277A CA 1281545 C CA1281545 C CA 1281545C
- Authority
- CA
- Canada
- Prior art keywords
- zone
- hearth
- discharge
- expanded
- treatment
- 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.)
- Expired - Fee Related
Links
- 239000000463 material Substances 0.000 title claims abstract description 41
- 239000010454 slate Substances 0.000 claims abstract description 33
- 230000001172 regenerating effect Effects 0.000 claims abstract description 6
- 239000011236 particulate material Substances 0.000 claims abstract description 5
- 239000002245 particle Substances 0.000 claims description 28
- 238000000034 method Methods 0.000 claims description 23
- 238000010438 heat treatment Methods 0.000 claims description 17
- 239000004567 concrete Substances 0.000 claims description 15
- 239000004927 clay Substances 0.000 claims description 7
- 230000004927 fusion Effects 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims description 6
- 238000010276 construction Methods 0.000 claims description 4
- 239000012809 cooling fluid Substances 0.000 claims description 3
- 238000007664 blowing Methods 0.000 claims description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 2
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 2
- 239000008187 granular material Substances 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 230000000295 complement effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 235000015076 Shorea robusta Nutrition 0.000 description 2
- 244000166071 Shorea robusta Species 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000000063 preceeding effect Effects 0.000 description 2
- 241000239290 Araneae Species 0.000 description 1
- 206010039509 Scab Diseases 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000011381 foam concrete Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000005339 levitation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
- F27B9/16—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a circular or arcuate path
-
- 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
- C04B20/04—Heat treatment
- C04B20/06—Expanding clay, perlite, vermiculite or like granular materials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/12—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity with special arrangements for preheating or cooling the charge
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories or equipment specially adapted for furnaces of these types
- F27B9/38—Arrangements of devices for charging
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/12—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity with special arrangements for preheating or cooling the charge
- F27B2009/124—Cooling
- F27B2009/126—Cooling involving the circulation of cooling gases, e.g. air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories or equipment specially adapted for furnaces of these types
- F27B9/38—Arrangements of devices for charging
- F27B2009/384—Discharging
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
- F27M2001/00—Composition, conformation or state of the charge
- F27M2001/16—Particulate material, e.g. comminuted scrap
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
- F27M2003/00—Type of treatment of the charge
- F27M2003/09—Expanding the charge, e.g. clay
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Tunnel Furnaces (AREA)
- Furnace Details (AREA)
- Glass Compositions (AREA)
- Preparation Of Fruits And Vegetables (AREA)
- Beans For Foods Or Fodder (AREA)
- Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Processing Of Solid Wastes (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Road Paving Structures (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB858528902A GB8528902D0 (en) | 1985-11-23 | 1985-11-23 | Treatment of expansible materials |
| GB8528902 | 1985-11-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1281545C true CA1281545C (en) | 1991-03-19 |
Family
ID=10588683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000523277A Expired - Fee Related CA1281545C (en) | 1985-11-23 | 1986-11-18 | Treatment of expansible materials to form lightweight aggregate |
Country Status (11)
| Country | Link |
|---|---|
| US (2) | US4728471A (https=) |
| EP (1) | EP0225074B1 (https=) |
| JP (1) | JPH0832579B2 (https=) |
| AT (1) | ATE47823T1 (https=) |
| CA (1) | CA1281545C (https=) |
| DE (1) | DE3666799D1 (https=) |
| DK (1) | DK168737B1 (https=) |
| ES (1) | ES2012051B3 (https=) |
| GB (1) | GB8528902D0 (https=) |
| GR (1) | GR3000318T3 (https=) |
| IE (1) | IE59156B1 (https=) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5297959A (en) * | 1990-05-07 | 1994-03-29 | Indugas, Inc. | High temperature furnace |
| US5100315A (en) * | 1990-12-03 | 1992-03-31 | The Timken Company | Pocket wheel furnace apparatus |
| US5316471A (en) * | 1993-02-16 | 1994-05-31 | Nell David J | Method and apparatus for mass transfer in multiple hearth funaces |
| DE4322467C1 (de) * | 1993-07-06 | 1995-03-02 | Fresenius Ag | Verfahren zum mehrstufigen Behandeln von stückigen Produkten mittels Prozeßmedien und Vorrichtung zur Durchführung des Verfahrens |
| DE19529925A1 (de) * | 1995-08-01 | 1997-02-06 | Mannesmann Ag | Verfahren und Vorrichtung zur Eingabe von Schüttgut in einen Drehherdofen |
| US5895215A (en) * | 1997-10-14 | 1999-04-20 | Maumee Research & Engineering, Inc. | Charging apparatus for a rotary hearth furnance |
| IT1304366B1 (it) * | 1998-04-29 | 2001-03-15 | Demag Italimpianti S P A Ora S | Dispositivo alimentatore distributore per piattaforme rotanti, inparticolare per forni a suola rotante. |
| US6368104B1 (en) * | 1999-09-24 | 2002-04-09 | The Boc Group, Inc. | Rotary hearth furnace |
| GB0810097D0 (en) | 2008-06-03 | 2008-07-09 | Magnomatics Ltd | Magnetic gear |
| CN101706202B (zh) * | 2009-11-24 | 2011-06-15 | 马鞍山钢铁股份有限公司 | 用于转底炉的球团布料装置及其布料方法 |
| US8839593B2 (en) * | 2010-02-17 | 2014-09-23 | Ply Gem Industries, Inc. | Pre-cast blocks for use in column construction |
| RU2469008C1 (ru) * | 2011-07-29 | 2012-12-10 | Эдуард Григорьевич Кокая | Способ изготовления пористых строительных изделий из способного вспучиваться природного глинистого сырья |
| AT12878U1 (de) | 2011-10-10 | 2013-01-15 | Binder Co Ag | Verfahren zum geschlossenzelligen blähen von mineralischen material |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2511293A (en) * | 1945-12-12 | 1950-06-13 | Thomas W Webb | Apparatus for exfoliating granular siliceous material |
| GB624032A (en) * | 1946-07-05 | 1949-05-26 | Axel Fritiof Bomgren | Improved method of and apparatus for the production of porous clinkers |
| GB1217003A (en) * | 1968-02-16 | 1970-12-23 | John G Stein & Company Ltd | Lightweight aggregate |
| US3763011A (en) * | 1971-04-28 | 1973-10-02 | Marathon Oil Co | Rotary hearth calciner having stationary soaking pit |
| US3919446A (en) * | 1971-12-29 | 1975-11-11 | Union Carbide Corp | Process for expanding thermoformable materials and products |
| CA1003615A (en) * | 1971-12-29 | 1977-01-18 | Union Carbide Corporation | Bristled article and process |
| US4014968A (en) * | 1974-07-19 | 1977-03-29 | Corning Glass Works | Shrinkage control of cellular ceramic bodies having axial cavities |
| US3998703A (en) * | 1975-02-06 | 1976-12-21 | Salem Corporation | Method of treating materials on a rotary hearth |
| US4046086A (en) * | 1976-07-19 | 1977-09-06 | Nichols Engineering & Research Corporation | Treatment of waste material containing alkali metals in a controlled atmosphere furnace |
| US4389332A (en) * | 1977-04-14 | 1983-06-21 | Ross Donald R | Apparatus and a process for heating material |
| US4111644A (en) * | 1977-04-19 | 1978-09-05 | Selas Corporation Of America | Rotary hearth furnace with preheat conveyor |
| US4631026A (en) * | 1985-11-08 | 1986-12-23 | Oxide & Chemical Corporation | Rotary turntable furnace for litharge production |
| US4637795A (en) * | 1985-11-12 | 1987-01-20 | Salem Furnace Co. | Method and apparatus for calcining material containing volatile constituents |
-
1985
- 1985-11-23 GB GB858528902A patent/GB8528902D0/en active Pending
-
1986
- 1986-11-06 ES ES86308666T patent/ES2012051B3/es not_active Expired - Lifetime
- 1986-11-06 AT AT86308666T patent/ATE47823T1/de not_active IP Right Cessation
- 1986-11-06 DE DE8686308666T patent/DE3666799D1/de not_active Expired
- 1986-11-06 EP EP86308666A patent/EP0225074B1/en not_active Expired
- 1986-11-07 IE IE293186A patent/IE59156B1/en not_active IP Right Cessation
- 1986-11-18 DK DK551286A patent/DK168737B1/da not_active IP Right Cessation
- 1986-11-18 CA CA000523277A patent/CA1281545C/en not_active Expired - Fee Related
- 1986-11-20 US US06/932,885 patent/US4728471A/en not_active Expired - Lifetime
- 1986-11-25 JP JP61281602A patent/JPH0832579B2/ja not_active Expired - Lifetime
-
1989
- 1989-03-31 US US07/331,161 patent/US4906183A/en not_active Expired - Lifetime
-
1990
- 1990-01-22 GR GR90400036T patent/GR3000318T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IE59156B1 (en) | 1994-01-12 |
| DK168737B1 (da) | 1994-05-30 |
| EP0225074A2 (en) | 1987-06-10 |
| IE862931L (en) | 1987-05-23 |
| EP0225074B1 (en) | 1989-11-08 |
| ATE47823T1 (de) | 1989-11-15 |
| ES2012051B3 (es) | 1990-03-01 |
| JPH0832579B2 (ja) | 1996-03-29 |
| DE3666799D1 (en) | 1989-12-14 |
| JPS62197344A (ja) | 1987-09-01 |
| DK551286A (da) | 1987-05-24 |
| US4728471A (en) | 1988-03-01 |
| US4906183A (en) | 1990-03-06 |
| GB8528902D0 (en) | 1986-01-02 |
| GR3000318T3 (en) | 1991-06-07 |
| DK551286D0 (da) | 1986-11-18 |
| US4728471B1 (https=) | 1990-02-06 |
| EP0225074A3 (en) | 1988-03-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKLA | Lapsed |