CN107314667A - A kind of three rotary kilns of efficient energy-saving - Google Patents

A kind of three rotary kilns of efficient energy-saving Download PDF

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Publication number
CN107314667A
CN107314667A CN201710672955.5A CN201710672955A CN107314667A CN 107314667 A CN107314667 A CN 107314667A CN 201710672955 A CN201710672955 A CN 201710672955A CN 107314667 A CN107314667 A CN 107314667A
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CN
China
Prior art keywords
cylinder
rolling ring
combined barrel
saving
rotary kilns
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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.)
Granted
Application number
CN201710672955.5A
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Chinese (zh)
Other versions
CN107314667B (en
Inventor
王磊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong Iron Metallurgical Materials Co Ltd King
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Shandong Iron Metallurgical Materials Co Ltd King
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Priority to CN201710672955.5A priority Critical patent/CN107314667B/en
Publication of CN107314667A publication Critical patent/CN107314667A/en
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Publication of CN107314667B publication Critical patent/CN107314667B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/02Rotary-drum furnaces, i.e. horizontal or slightly inclined of multiple-chamber or multiple-drum type
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/14Rotary-drum furnaces, i.e. horizontal or slightly inclined with means for agitating or moving the charge
    • F27B7/16Rotary-drum furnaces, i.e. horizontal or slightly inclined with means for agitating or moving the charge the means being fixed relatively to the drum, e.g. composite means
    • F27B7/161Rotary-drum furnaces, i.e. horizontal or slightly inclined with means for agitating or moving the charge the means being fixed relatively to the drum, e.g. composite means the means comprising projections jutting out from the wall
    • F27B7/162Rotary-drum furnaces, i.e. horizontal or slightly inclined with means for agitating or moving the charge the means being fixed relatively to the drum, e.g. composite means the means comprising projections jutting out from the wall the projections consisting of separate lifting elements, e.g. lifting shovels
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/20Details, accessories, or equipment peculiar to rotary-drum furnaces
    • F27B7/22Rotary drums; Supports therefor
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/20Details, accessories, or equipment peculiar to rotary-drum furnaces
    • F27B7/32Arrangement of devices for charging
    • F27B7/3205Charging
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/20Details, accessories, or equipment peculiar to rotary-drum furnaces
    • F27B7/33Arrangement of devices for discharging
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/02Rotary-drum furnaces, i.e. horizontal or slightly inclined of multiple-chamber or multiple-drum type
    • F27B2007/027Rotary-drum furnaces, i.e. horizontal or slightly inclined of multiple-chamber or multiple-drum type with more than one drum
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/20Details, accessories, or equipment peculiar to rotary-drum furnaces
    • F27B7/32Arrangement of devices for charging
    • F27B7/3205Charging
    • F27B2007/3211Charging at the open end of the drum
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27MINDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
    • F27M2003/00Type of treatment of the charge
    • F27M2003/09Expanding the charge, e.g. clay

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Muffle Furnaces And Rotary Kilns (AREA)

Abstract

The present invention relates to a kind of three rotary kilns of efficient energy-saving, including combined barrel, rolling ring A, rolling ring C, support roller, bearing, feed appliance, collector, it is driven gear ring and stirring sheet, before combined barrel, rear portion sets rolling ring A respectively, rolling ring C, rolling ring A, rolling ring C bottoms are symmetrical arranged support roller, support roller is arranged on bearing, before combined barrel, rear end sets feed appliance respectively, collector, combined barrel rear portion also sets up transmission gear ring, the combined barrel includes cylinder A, cylinder B and cylinder C, and cylinder A, cylinder B, cylinder C is arranged in parallel, and cylinder A is located at cylinder B, the positive upside of cylinder C adjacent part, cylinder A, cylinder B, stirring sheet is uniformly arranged on cylinder C madial walls.Beneficial effects of the present invention:Compared with existing monotubular rotary kiln, three rotary kilns have bigger effective batch mixing volume, and mixing uniformity is higher, consume energy significantly relatively low, and batch mixing speed is 23 times of existing monotubular rotary kiln in same time.

Description

A kind of three rotary kilns of efficient energy-saving
Technical field
The present invention relates to a kind of rotary kiln, more particularly to a kind of three rotary kilns of efficient energy-saving.
Background technology
Deslagging agent is to be used to remove molten iron, steel impurities in water in casting, and deslagging agent is processed from the pearl rock sand of high-quality Form;, it is necessary to carry out high temperature puffing heating, existing time in rotary kiln to pearl rock sand during production and processing deslagging agent Rotary kiln is monotubular rotary kiln, there is that volume is small, power consumption is big, and degree of being mixed evenly is poor, batch mixing speed slowly, low space utilization The problem of, seriously constrain the production efficiency of deslagging agent and the quality of production of product.
The content of the invention
The technical problems to be solved by the invention are:A kind of three rotary kilns of efficient energy-saving are provided, monotubular revolution is solved Kiln, volume is small, power consumption is big, and degree of being mixed evenly is poor, and batch mixing speed is slow, the problem of low space utilization.
The present invention for solution it is set forth above the problem of the technical scheme that is used be:
A kind of three rotary kilns of efficient energy-saving, including combined barrel 1, rolling ring A2, rolling ring C3, support roller 4, bearing 5, feed appliance 6, receipts Storage 7, transmission gear ring 8 and stirring sheet 12, the front and rear portions of combined barrel 1 set rolling ring A2, rolling ring C3, rolling ring A2, rolling ring C3 respectively Bottom is symmetrical arranged support roller 4, and support roller 4 is arranged on bearing 5, and the front and back ends of combined barrel 1 set feed appliance 6, collector respectively 7, the rear portion of combined barrel 1 also sets up transmission gear ring 8, and the combined barrel 1 includes cylinder A9, cylinder B10 and cylinder C11, and cylinder Body A9, cylinder B10, cylinder C11 parallel arrangements, and cylinder A9 is located at cylinder B10, the positive upside of cylinder C11 adjacent part, cylinder Body A9, cylinder B10, it is uniformly arranged stirring sheet 12 on cylinder C11 madial walls.
Be uniformly arranged space bar 17 on described combined barrel 1, and the outward flange of space bar 17 respectively with cylinder A9, cylinder B10, cylinder C11 lateral wall match, for reinforcing cylinder A, cylinder B, cylinder C, prevent the mistake in high-temperature heating cylinder Journey middle cylinder body A, cylinder B, cylinder C are distorted deformation in the case where bearing high torque.
Described feed appliance 6 includes charging cover 15, feeding cylinder 16 and feed mechanism 13, and charging cover 15 is arranged on feeding cylinder 16 Outer end, the charging cover 15 is that 3 feed mechanisms 13 are placed equidistant on truncated cone-shaped charging cover, the madial wall of feeding cylinder 16, cylinder A9, Cylinder B10, cylinder C11 front end are respectively correspondingly arranged 1 feed mechanism 13, if the feed mechanism 13 includes dry plate delivery sheet The tangent line of circumference is perpendicular where 14, and every delivery sheet 14 and madial wall at the tie point of feeding cylinder 16, can effectively by Material is quick, send into a balanced way in cylinder A, cylinder B, cylinder C.
Described collector 7 is truncated cone-shaped collector, can mix the material after high temperature puffing again, and is collected one Rise, into next process.
At a distance of 5-8mm between described cylinder A9, cylinder B10 and cylinder C11, the sky expanded with heat and contract with cold between cylinder is reserved Between, generation stress is deformed upon between preventing cylinder.
Described stirring sheet 12 is tilted to collector 7, can either quickly stir material, and material can be promoted again to receipts Storage is moved.
The operation principle of the present invention:This three rotary kilns are due to possessing three bodys, and material is in each cylinder after charging The 20-28% of cross-sectional area inside can be reached, is effectively carried significantly using volume compared with the monotubular rotary kiln of same volume Height, and because three rotary kilns and monotubular rotary kiln are under identical angular speed, three rotary kilns have bigger heating surface Product, learns, three rotary kilns improve 2-3 times, three rotary kilns than the efficiency of heating surface of monotubular rotary kiln by many experiments measuring and calculating Space availability ratio than monotubular rotary kiln is greatly improved.
The beneficial effects of the present invention are:1st, compared with existing monotubular rotary kiln, three rotary kilns have bigger effective Batch mixing volume, and mixing uniformity is higher, consumes energy significantly relatively low, and batch mixing speed is existing monotubular rotary kiln in same time 2-3 times.2nd, be uniformly arranged space bar on combined barrel, and space bar outward flange respectively with cylinder A, cylinder B, cylinder C it is outer Side wall matches, for reinforcing cylinder A, cylinder B, cylinder C, prevent be heated at high temperature cylinder during cylinder A, cylinder B, Cylinder C is distorted deformation in the case where bearing high torque.3rd, feed appliance includes charging cover, feeding cylinder and feed mechanism, Feed cover and be arranged on feeding cylinder outer end, the charging cover is that truncated cone-shaped feeds cover, and charging medial wall of the tube is first-class away from 3 feedings of setting Mechanism, cylinder A, cylinder B, cylinder C front end are respectively correspondingly arranged 1 feed mechanism, if the feed mechanism includes dry plate feeding Plate, and the tangent line of every delivery sheet and circumference where the madial wall at feeding cylinder tie point is perpendicular, can be effectively by material Quickly, in a balanced way in feeding cylinder A, cylinder B, cylinder C.4th, collector is truncated cone-shaped collector, can be by after high temperature puffing Material is mixed again, and is collected together, into next process.5th, between cylinder A, cylinder B and cylinder C at a distance of 5-8mm, in advance The space expanded with heat and contract with cold between cylinder is reserved, generation stress is deformed upon between preventing cylinder.6th, stirring sheet is inclined to collector Tiltedly, material can either quickly be stirred, material can be promoted to be moved to collector again.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the structural representation of feed appliance in Fig. 1;
Fig. 3 is the structural representation of Fig. 1 central dividing plates.
Wherein, 1- combined barrels, 2- rolling ring A, 3- rolling ring C, 4- support roller, 5- bearings, 6- feed appliances, 7- collectors, 8- are passed Dynamic gear ring, 9- cylinder A, 10- cylinder B, 11- cylinder C, 12- stirring sheet, 13- feed mechanisms, 14- delivery sheets, 15- chargings cover, 16- feeding cylinders, 17- space bars.
Embodiment
Embodiments of the invention are further illustrated below in conjunction with the accompanying drawings.
Reference picture 1-3, three rotary kilns of a kind of efficient energy-saving described in present embodiment, including combined barrel 1, rolling Enclose A2, rolling ring C3, support roller 4, bearing 5, feed appliance 6, collector 7, transmission gear ring 8 and stirring sheet 12, the front and rear portions of combined barrel 1 Rolling ring A2, rolling ring C3 are set respectively, and rolling ring A2, rolling ring C3 bottoms are symmetrical arranged support roller 4, and support roller 4 is arranged on bearing 5, group Close the front and back ends of cylinder 1 and feed appliance 6, collector 7 are set respectively, the rear portion of combined barrel 1 also sets up transmission gear ring 8, the assembled tubes Body 1 includes cylinder A9, cylinder B10 and cylinder C11, and cylinder A9, cylinder B10, cylinder C11 are arranged in parallel, and cylinder A9 is located at Cylinder B10, cylinder C11 adjacent part positive upside, cylinder A9, cylinder B10, are uniformly arranged stirring on cylinder C11 madial walls Piece 12.
Be uniformly arranged space bar 17 on described combined barrel 1, and the outward flange of space bar 17 respectively with cylinder A9, cylinder B10, cylinder C11 lateral wall match, for reinforcing cylinder A, cylinder B, cylinder C, prevent the mistake in high-temperature heating cylinder Journey middle cylinder body A, cylinder B, cylinder C are distorted deformation in the case where bearing high torque.
Described feed appliance 6 includes charging cover 15, feeding cylinder 16 and feed mechanism 13, and charging cover 15 is arranged on feeding cylinder 16 Outer end, the charging cover 15 is that 3 feed mechanisms 13 are placed equidistant on truncated cone-shaped charging cover, the madial wall of feeding cylinder 16, cylinder A9, Cylinder B10, cylinder C11 front end are respectively correspondingly arranged 1 feed mechanism 13, if the feed mechanism 13 includes dry plate delivery sheet The tangent line of circumference is perpendicular where 14, and every delivery sheet 14 and madial wall at the tie point of feeding cylinder 16, can effectively by Material is quick, send into a balanced way in cylinder A, cylinder B, cylinder C.
Described collector 7 is truncated cone-shaped collector, can mix the material after high temperature puffing again, and is collected one Rise, into next process.
At a distance of 5-8mm between described cylinder A9, cylinder B10 and cylinder C11, the sky expanded with heat and contract with cold between cylinder is reserved Between, generation stress is deformed upon between preventing cylinder.
Described stirring sheet 12 is tilted to collector 7, can either quickly stir material, and material can be promoted again to receipts Storage is moved.
The operation principle of present embodiment:This three rotary kilns are due to possessing three bodys, and material exists after charging The 20-28% of cross-sectional area can be reached in each cylinder, effectively volume is utilized compared with the monotubular rotary kiln of same volume Greatly improve, and because three rotary kilns and monotubular rotary kiln are under identical angular speed, three rotary kilns have bigger add Hotlist area, learns, three rotary kilns improve 2-3 times, three than the efficiency of heating surface of monotubular rotary kiln by many experiments measuring and calculating Rotary kiln is greatly improved than the space availability ratio of monotubular rotary kiln.
The beneficial effect of present embodiment is:1st, compared with existing monotubular rotary kiln, three rotary kilns have more Big effective batch mixing volume, and mixing uniformity is higher, consumes energy significantly relatively low, and batch mixing speed is existing list in same time 2-3 times of cylinder rotary kiln.2nd, be uniformly arranged space bar on combined barrel, and space bar outward flange respectively with cylinder A, cylinder B, cylinder Body C lateral wall matches, for reinforcing cylinder A, cylinder B, cylinder C, prevents the cylinder during cylinder is heated at high temperature A, cylinder B, cylinder C are distorted deformation in the case where bearing high torque.3rd, feed appliance includes charging cover, feeding cylinder and sent Expect mechanism, charging cover is arranged on feeding cylinder outer end, and the charging cover is that truncated cone-shaped feeds cover, and charging medial wall of the tube is first-class away from setting 3 feed mechanisms, cylinder A, cylinder B, cylinder C front end are respectively correspondingly arranged 1 feed mechanism, and the feed mechanism includes some Piece delivery sheet, and the tangent line of every delivery sheet and circumference where the madial wall at feeding cylinder tie point is perpendicular, can be effective Material is sent into cylinder A, cylinder B, cylinder C quickly, in a balanced way.4th, collector is truncated cone-shaped collector, can be swollen by high temperature Material after change is mixed again, and is collected together, into next process.5th, at a distance of 5- between cylinder A, cylinder B and cylinder C 8mm, reserves the space expanded with heat and contract with cold between cylinder, and generation stress is deformed upon between preventing cylinder.6th, stirring sheet is to receipts Storage is tilted, and can either quickly be stirred material, material can be promoted to be moved to collector again.
The specific embodiment of the present invention is not construed as limiting the invention, every similar structure and change using the present invention Change, within the scope of the present invention.

Claims (6)

1. a kind of three rotary kilns of efficient energy-saving, it is characterised in that:Including combined barrel(1), rolling ring A(2), rolling ring C(3), support Wheel(4), bearing(5), feed appliance(6), collector(7), transmission gear ring(8)And stirring sheet(12), combined barrel(1)Front and rear portions Rolling ring A is set respectively(2), rolling ring C(3), rolling ring A(2), rolling ring C(3)Bottom is symmetrical arranged support roller(4), support roller(4)Set In bearing(5)On, combined barrel(1)Front and back ends set feed appliance respectively(6), collector(7), combined barrel(1)Rear portion is also set Put transmission gear ring(8), the combined barrel(1)Including cylinder A(9), cylinder B(10)With cylinder C(11), and cylinder A(9), cylinder Body B(10), cylinder C(11)Parallel arrangement, and cylinder A(9)Positioned at cylinder B(10), cylinder C(11)Adjacent part just on Side, cylinder A(9), cylinder B(10), cylinder C(11)Stirring sheet is uniformly arranged on madial wall(12).
2. a kind of three rotary kilns of efficient energy-saving as claimed in claim 1, it is characterised in that:Described combined barrel(1)On It is uniformly arranged space bar(17), and space bar(17)Outward flange respectively with cylinder A(9), cylinder B(10), cylinder C(11)Outside Wall matches.
3. a kind of three rotary kilns of efficient energy-saving as claimed in claim 2, it is characterised in that:Described feed appliance(6)Including Charging cover(15), feeding cylinder(16)And feed mechanism(13), charging cover(15)It is arranged on feeding cylinder(16)Outer end, the charging cover (15)Feed and cover for truncated cone-shaped, feeding cylinder(16)3 feed mechanisms are placed equidistant on madial wall(13), cylinder A(9), cylinder B (10), cylinder C(11)Front end be respectively correspondingly arranged 1 feed mechanism(13), the feed mechanism(13)If including dry plate feeding Plate(14), and every delivery sheet(14)With feeding cylinder(16)The tangent line of circumference is perpendicular where madial wall at tie point.
4. three rotary kilns of a kind of efficient energy-saving as any one of claim 1 or 2, it is characterised in that:Described receipts Storage(7)For truncated cone-shaped collector.
5. a kind of three rotary kilns of efficient energy-saving as claimed in claim 4, it is characterised in that:Described cylinder A(9), cylinder B (10)With cylinder C(11)Between at a distance of 5-8mm.
6. a kind of three rotary kilns of efficient energy-saving as claimed in claim 4, it is characterised in that:Described stirring sheet(12)To Collector(7)Tilt.
CN201710672955.5A 2017-08-09 2017-08-09 Energy-saving efficient three-cylinder rotary kiln Active CN107314667B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710672955.5A CN107314667B (en) 2017-08-09 2017-08-09 Energy-saving efficient three-cylinder rotary kiln

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710672955.5A CN107314667B (en) 2017-08-09 2017-08-09 Energy-saving efficient three-cylinder rotary kiln

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CN107314667A true CN107314667A (en) 2017-11-03
CN107314667B CN107314667B (en) 2024-02-06

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108640137A (en) * 2018-07-05 2018-10-12 云南文山铝业有限公司 A kind of method that inertia aluminium ash is handled in aluminium ash treatment process
CN112725574A (en) * 2020-12-18 2021-04-30 山东东铁铸锻有限公司 Multi-line forging ball isothermal device
CN115725364A (en) * 2022-12-25 2023-03-03 内蒙古格琳诺尔生物股份有限公司 Flaxseed oil debitterizing and deodorization processing device

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1566886A (en) * 2003-06-27 2005-01-19 李纯 Self-grinding and self-sifting rotary kiln with multiple cartridges
CN101556106A (en) * 2009-05-09 2009-10-14 江苏科行环境工程技术有限公司 Novel three-cylinder dryer
CN202246078U (en) * 2011-10-08 2012-05-30 江苏佳宇资源利用股份有限公司 Multi-shell-ring rotary kiln for drying silicon carbide wet material
CN103575095A (en) * 2013-11-14 2014-02-12 山东恒远利废技术发展有限公司 Cascading type rotary kiln
CN205425793U (en) * 2016-03-23 2016-08-03 石家庄市正定金石化工有限公司 Thick rotary kiln in preceding thin back
CN207095270U (en) * 2017-08-09 2018-03-13 山东铁大王冶铸材料有限公司 A kind of three rotary kilns of efficient energy-saving

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1566886A (en) * 2003-06-27 2005-01-19 李纯 Self-grinding and self-sifting rotary kiln with multiple cartridges
CN101556106A (en) * 2009-05-09 2009-10-14 江苏科行环境工程技术有限公司 Novel three-cylinder dryer
CN202246078U (en) * 2011-10-08 2012-05-30 江苏佳宇资源利用股份有限公司 Multi-shell-ring rotary kiln for drying silicon carbide wet material
CN103575095A (en) * 2013-11-14 2014-02-12 山东恒远利废技术发展有限公司 Cascading type rotary kiln
CN205425793U (en) * 2016-03-23 2016-08-03 石家庄市正定金石化工有限公司 Thick rotary kiln in preceding thin back
CN207095270U (en) * 2017-08-09 2018-03-13 山东铁大王冶铸材料有限公司 A kind of three rotary kilns of efficient energy-saving

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108640137A (en) * 2018-07-05 2018-10-12 云南文山铝业有限公司 A kind of method that inertia aluminium ash is handled in aluminium ash treatment process
CN112725574A (en) * 2020-12-18 2021-04-30 山东东铁铸锻有限公司 Multi-line forging ball isothermal device
CN115725364A (en) * 2022-12-25 2023-03-03 内蒙古格琳诺尔生物股份有限公司 Flaxseed oil debitterizing and deodorization processing device

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