CN106813488A - A kind of drying plant based on wind convection current - Google Patents

A kind of drying plant based on wind convection current Download PDF

Info

Publication number
CN106813488A
CN106813488A CN201710226731.1A CN201710226731A CN106813488A CN 106813488 A CN106813488 A CN 106813488A CN 201710226731 A CN201710226731 A CN 201710226731A CN 106813488 A CN106813488 A CN 106813488A
Authority
CN
China
Prior art keywords
smoothing roll
roll
raw material
conveyer belt
deviation rectification
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.)
Pending
Application number
CN201710226731.1A
Other languages
Chinese (zh)
Inventor
不公告发明人
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.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201710226731.1A priority Critical patent/CN106813488A/en
Publication of CN106813488A publication Critical patent/CN106813488A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B15/00Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form
    • F26B15/10Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions
    • F26B15/12Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions the lines being all horizontal or slightly inclined
    • F26B15/18Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions the lines being all horizontal or slightly inclined the objects or batches of materials being carried by endless belts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B23/00Heating arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00Details of general application not covered by group F26B21/00 or F26B23/00

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Drying Of Solid Materials (AREA)
  • Paper (AREA)

Abstract

The present invention relates to a kind of drying plant based on wind convection current, belong to dryer apparatus field, existing drying machine equipment at present is mainly solved to be unable to reach drying effect and heat to cause by force and catch fire because dryer is too small, wind net blast, flow rate calculation are wrong, drying machine equipment improper use, so as to cause raw material disposably to dry the problem caught fire with raw material in dryer of not doing, one end connection material platform of the raw material drive mechanism, other end connection conveyer belt;Heating plate is provided with below described conveyer belt;Heating chamber is set in the heating plate, heating chamber is provided with heat conducting pipe;The foundation is respectively symmetrically four angles for being distributed in the heating plate bottom;The heat abstractor is arranged on the lower right of body inwall, is inside provided with fan;The fan is supported by three steel tube place;The air inlet is located at the lower right of heat abstractor, is connected with air pump.Simple structure of the present invention, easy to make, low manufacture cost, application is wide.

Description

A kind of drying plant based on wind convection current
The application is Application No.:2015100143688th, invention and created name is:A kind of drying plant based on wind convection current, Shen Please day be:The divisional application of the application for a patent for invention of on 01 13rd, 2015.
Technical field
The present invention relates to a kind of drying plant based on wind convection current, belong to dryer apparatus field.
Background technology
Dryer has belt to dry, roller drying, box drying, the several modes such as tower drying;Thermal source has coal, electricity, gas Deng;Material has hot-air flow formula and radiant type etc. in drying course, and hot blast roller drying is that thermal current travels forward from afterbody, It is fully contacted with material, is made full use of by heat transfer, convection current, radiant heat transfer amount;Heat energy is directly passed to material, makes material Moisture constantly evaporated in cylinder, the blower unit of feeding mouth extracts substantial amounts of moisture, wet gas current out, prevents from being arranged outside dust The secondary pollution for causing;Stirred by inside spin, sweep scattered, flight, advance material movement, complete whole drying course;Adverse current is passed Lead dehumidification, it is to avoid reduce and repeat drying procedure.It is certain wet that dryer is mainly used in the drying of the departments such as ore dressing, building materials, metallurgy, chemical industry The material of degree or granularity.Dryer be widely used in tealeaves, Chinese herbal medicine, corn, vegetables, food, chicken manure, slag, towel quilt cover, Sawdust, coal slime, desulfurated plaster, composite fertilizer, honeysuckle, stalk briquette fuel, charcoal machinery, wood pellet fuel, sawdust briquetting, The industries such as agriculture and animal husbandry industrial engineering (IE).
Dryer can be divided into it is industrial with civilian two kinds, industrial drier is also drying equipment or drying machine, civilian dryer It is the one kind in washing machine, typically after rinse dehydration, for the moisture in removing clothes and other textiles.Its performance Feature is 1, solve the motion process in the same direction that traditional dryer following current dehumidification is caused in returned with vapor after system temperature reduction The problem of material;2nd, in drying course, thermal current travels forward from afterbody, is fully contacted with material, by heat transfer, right Stream, radiant heat transfer amount make full use of;3rd, heat energy is directly passed to material, the moisture of material is constantly evaporated in cylinder, The blower unit of feeding mouth extracts substantial amounts of moisture, wet gas current out, prevents from being arranged outside dust the secondary pollution for causing;4th, by interior spiral shell Rotation is stirred, sweeps scattered, flight, advances material movement, completes whole drying course;5th, adverse current conduction dehumidification, it is to avoid reduce and repeat to dry Dry program.
Current existing drying machine equipment, can run into some common problems in production and process, due to drying Machine is too small to be unable to reach drying effect and heats to cause by force and catch fire, and wind net blast, flow rate calculation are wrong, and drying machine equipment is used It is improper, caught fire with raw material in dryer so as to cause raw material disposably to dry not do.
The content of the invention
The present invention can run into some in production and process and common ask for current existing drying machine equipment Topic, is unable to reach drying effect and heats to cause by force and catch fire because dryer is too small, and wind net blast, flow rate calculation are wrong, dry Dry machine equipment improper use, the problem caught fire with raw material in dryer is not done so as to cause raw material disposably to dry, and devises one kind Drying plant based on wind convection current.
The present invention solves what its technical problem was takenTechnical schemeIt is:
A kind of drying plant based on wind convection current, its structure includes:Material platform, raw material drive mechanism, conveyer belt, generating Machine, heating plate, foundation, the first smoothing roll, the second smoothing roll, the 3rd smoothing roll, the 4th smoothing roll, the 5th smoothing roll, the 6th rectify Straight roller, left pinch roll, right pinch roll, one-level deviation rectification roller, two grades of deviation rectification rollers, three-level deviation rectification roller, coil paper, heat abstractor, air inlet, Fan, steel pipe, air pump;The material platform is located at the head end of the equipment;One end connection material platform of the raw material drive mechanism, separately One end connects conveyer belt;Heating plate is provided with below described conveyer belt;Heating chamber is set in the heating plate, heating chamber is provided with to be led Heat pipe;The foundation is respectively symmetrically four angles for being distributed in the heating plate bottom;The heat abstractor is arranged on body inwall Lower right, be inside provided with fan;The fan is supported by three steel tube place;The air inlet is located at the lower right of heat abstractor, It is connected with air pump.
The left and right of the heating plate is respectively arranged at the two ends with T-shaped piece, and the left and right for heating base plate is respectively arranged at the two ends with T-shaped groove, T-shaped piece Size and location with T-shaped groove is distributed all same, and the length of heating plate is consistent with the length of conveyer belt.
Described steel pipe one end is fixed on matrix inner hole wall wall by way of welding, and the steel pipe other end is by being welded and fixed In bearing outer ring, the steel pipe is uniformly distributed for three, and angle is 120 ° between adjacent steel pipe.
First smoothing roll, the second smoothing roll, the 3rd smoothing roll, the 4th smoothing roll, the 5th smoothing roll, the 6th smoothing roll Be fixedly connected with body inwall by welding, one-level deviation rectification roller, two grades of deviation rectification rollers, three-level deviation rectification roller be all by welding and Body inwall is fixedly connected.
First smoothing roll, the second smoothing roll, the 3rd smoothing roll, the 4th smoothing roll, the 5th smoothing roll, the 6th smoothing roll The distance between be 10cm, six smoothing rolls are cross complementary distribution, and the smoothing roll of top is with the smoothing roll distance of lower section 30cm。
The left pinch roll and right pinch roll are coaxially disposed with conveyer belt, and left pinch roll and right pinch roll are tangent.
The coil paper is arranged on body outer wall side, and carrying out bolt by support column and body outer wall fixes.
The present invention has the following advantages:
1. novel and unique of the present invention, compared with existing drying machine equipment, increased drying area and heat abstractor, effectively Improve raw material and disposably dry the problem do not done and caught fire with raw material in dryer, drying unit is provided with the structure design of T-shaped sliding block, It is easy to assemble, easily change.
2. simple structure of the present invention, easy to make, and part material is cheap, and low manufacture cost, application is wide.
Brief description of the drawings
Fig. 1 is overall structure figure of the present invention.
Fig. 2 is partial structurtes side view of the present invention.
Fig. 3 is partial structurtes top view of the present invention.
In figure:1 material platform 2, raw material drive mechanism, 3 conveyer belts, 4 generators, 5 heating plates, 6 foundation, 7 first smoothing rolls, 8 second smoothing rolls, 9 the 3rd smoothing rolls, 10 the 4th smoothing rolls, 11 the 5th smoothing rolls, 12 the 6th smoothing rolls, 13 left pinch rolls, 14 Right pinch roll, 15 one-level deviation rectification rollers, 16 2 grades of deviation rectification rollers, 17 three-level deviation rectification rollers, 18 coil papers, 19 heat abstractors, 20 air inlets, 21 Fan, 22 steel pipes, 23 air pumps.
Specific embodiment
As shown in Figure 1, 2, 3:A kind of drying plant based on wind convection current, its structure includes:Material platform 1, raw material driving machine Structure 2, conveyer belt 3, generator 4, heating plate 5, foundation 6, the first smoothing roll 7, the second smoothing roll 8, the 3rd smoothing roll the 9, the 4th are rectified Straight roller 10, the 5th smoothing roll 11, the 6th smoothing roll 12, left pinch roll 13, right pinch roll 14,15, the two grades of corrections of one-level deviation rectification roller Roller 16, three-level deviation rectification roller 17, coil paper 18, heat abstractor 19, air inlet 20, fan 21, steel pipe 22, air pump 23;The material platform 1 It is located at the head end of the equipment;One end connection material platform 1 of the raw material drive mechanism 2, other end connection conveyer belt 3;Described The lower section of conveyer belt 3 is provided with heating plate 5;Heating chamber is set in the heating plate 5, heating chamber is provided with heat conducting pipe;The foundation 6 is distinguished It is symmetrically distributed in four angles of the bottom of the heating plate 5;The heat abstractor 19 is arranged on the lower right of body inwall, is inside provided with Fan 21;The fan 21 is supported by three steel pipes 22;The air inlet 20 is located at the lower right of heat abstractor 19, with air pump 23 are connected;The left and right of the heating plate 5 is respectively arranged at the two ends with T-shaped piece, and the left and right for heating base plate is respectively arranged at the two ends with T-shaped groove, T-shaped Block is distributed all same with the size and location of T-shaped groove, and the length of heating plate 5 is consistent with the length of conveyer belt 3;The steel pipe 22 One end is fixed on matrix inner hole wall wall by way of welding, and the other end of steel pipe 22 is fixed by welding in bearing outer ring, institute Steel pipe 22 is stated for three are uniformly distributed, angle is 120 ° between adjacent steel pipe 22;First smoothing roll 7, the second smoothing roll 8, 3rd smoothing roll 9, the 4th smoothing roll 10, the 5th smoothing roll 11, the 6th smoothing roll 12 are fixed by welding with body inwall Connection, 15, two grades of deviation rectification rollers 16 of one-level deviation rectification roller, three-level deviation rectification roller 17 are all and are fixed company by welding and body inwall Connect;First smoothing roll 7, the second smoothing roll 8, the 3rd smoothing roll 9, the 4th smoothing roll 10, the 5th smoothing roll the 11, the 6th are aligned The distance between roller 12 is 10cm, and six smoothing rolls are cross complementary distribution, the smoothing roll of top and the smoothing roll distance of lower section It is 30cm;The left pinch roll 13 and right pinch roll 14 are coaxially disposed with conveyer belt 3, left pinch roll 13 and the phase of right pinch roll 14 Cut;The coil paper 18 is arranged on body outer wall side, and carrying out bolt by support column and body outer wall fixes.
A kind of drying plant based on wind convection current described by the present embodiment, starter-generator 4 when using lead to raw material Cross material platform 1 and pass to material transport mechanism 2, then passing to conveyer belt 3, dried raw material by heating plate 5, Straightening mechanism is sent to by conveyer belt 3, is sequentially transmitted to 15, two grades of one-level deviation rectification roller by left pinch roll 13, right pinch roll 14 Deviation rectification roller 16, three-level deviation rectification roller 17, then secondary drying is carried out to raw material by heat abstractor 19, while to radiating in body.This Invention novel and unique, compared with existing drying machine equipment, increased drying area and heat abstractor, effectively improve raw material one Secondary property dries the problem do not done and caught fire with raw material in dryer, and drying unit is provided with the structure design of T-shaped sliding block, easy to assemble, Yi Geng Change;Simple structure of the present invention, easy to make, part material is cheap, and low manufacture cost, application is wide.
The above, specific embodiment only of the invention, those of ordinary skill in the art the invention discloses In the range of, the change that can be readily occurred in should all be covered within the protection domain of invention.

Claims (1)

1. a kind of drying plant and its method based on wind convection current, its structure include:Material platform (1), raw material drive mechanism (2), Conveyer belt (3), generator (4), heating plate (5), foundation (6), the first smoothing roll (7), the second smoothing roll (8), the 3rd smoothing roll (9), the 4th smoothing roll (10), the 5th smoothing roll (11), the 6th smoothing roll (12), left pinch roll (13), right pinch roll (14), one Level deviation rectification roller (15), two grades of deviation rectification rollers (16), three-level deviation rectification roller (17), coil paper (18), heat abstractor (19), air inlet (20), Fan (21), steel pipe (22), air pump (23);It is characterized in that:The material platform (1) is located at the head end of the equipment;The raw material drives One end of motivation structure (2) connects material platform (1), and the other end connects conveyer belt (3);It is provided with below described conveyer belt (3) and is added Hot plate (5);Heating chamber is set in the heating plate (5), heating chamber is provided with heat conducting pipe;The foundation (6) is respectively symmetrically and is distributed in institute State four angles of heating plate (5) bottom;The heat abstractor (19) is arranged on the lower right of body inwall, is inside provided with fan (21);The fan (21) is supported by three steel pipes (22);The air inlet (20) is located at the lower right of heat abstractor (19), It is connected with air pump (23);First smoothing roll (7), the second smoothing roll (8), the 3rd smoothing roll (9), the 4th smoothing roll (10), the 5th smoothing roll (11), the 6th smoothing roll (12) are fixedly connected by welding with body inwall, first aligning Roller (7), the second smoothing roll (8), the 3rd smoothing roll (9), the 4th smoothing roll (10), the 5th smoothing roll (11), the 6th smoothing roll (12) six smoothing rolls are distributed for cross complementary;One-level deviation rectification roller (15), two grades of deviation rectification rollers (16), three-level deviation rectification rollers (17) are all It is fixedly connected with body inwall by welding;The left and right of the heating plate (5) is respectively arranged at the two ends with T-shaped piece, heating base plate Left and right is respectively arranged at the two ends with T-shaped groove, and T-shaped piece is distributed all same with the size and location of T-shaped groove, the length of heating plate (5) with The length of conveyer belt (3) is consistent;Described steel pipe (22) one end is fixed on body inner hole wall wall, steel pipe by way of welding (22) other end is fixed by welding in bearing outer ring, and the steel pipe (22) is uniformly distributed for three, between adjacent steel pipe (22) Angle is 120 °;The left pinch roll (13) and right pinch roll (14) are coaxially disposed with conveyer belt (3);The coil paper (18) is set In body outer wall side;Raw material are passed to raw material drive mechanism by starter-generator (4) when using by material platform (1) (2) conveyer belt (3), is then passed to again, raw material is dried by heating plate (5), and aligning is sent to by conveyer belt (3) Mechanism, is sequentially transmitted to one-level deviation rectification roller (15), two grades of deviation rectification rollers (16), three by left pinch roll (13), right pinch roll (14) Level deviation rectification roller (17), then secondary drying is carried out to raw material by heat abstractor (19), while to radiating in body.
CN201710226731.1A 2015-01-13 2015-01-13 A kind of drying plant based on wind convection current Pending CN106813488A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710226731.1A CN106813488A (en) 2015-01-13 2015-01-13 A kind of drying plant based on wind convection current

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201510014368.8A CN104654760B (en) 2015-01-13 2015-01-13 A kind of drying plant based on wind convection current
CN201710226731.1A CN106813488A (en) 2015-01-13 2015-01-13 A kind of drying plant based on wind convection current

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201510014368.8A Division CN104654760B (en) 2015-01-13 2015-01-13 A kind of drying plant based on wind convection current

Publications (1)

Publication Number Publication Date
CN106813488A true CN106813488A (en) 2017-06-09

Family

ID=53246175

Family Applications (3)

Application Number Title Priority Date Filing Date
CN201710226731.1A Pending CN106813488A (en) 2015-01-13 2015-01-13 A kind of drying plant based on wind convection current
CN201510014368.8A Active CN104654760B (en) 2015-01-13 2015-01-13 A kind of drying plant based on wind convection current
CN201710226732.6A Pending CN106813489A (en) 2015-01-13 2015-01-13 A kind of drying plant based on wind convection current

Family Applications After (2)

Application Number Title Priority Date Filing Date
CN201510014368.8A Active CN104654760B (en) 2015-01-13 2015-01-13 A kind of drying plant based on wind convection current
CN201710226732.6A Pending CN106813489A (en) 2015-01-13 2015-01-13 A kind of drying plant based on wind convection current

Country Status (1)

Country Link
CN (3) CN106813488A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107720122B (en) * 2017-09-27 2024-02-23 安徽中科光电色选机械有限公司 Belt deviation preventing device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19934777A1 (en) * 1999-07-23 2001-01-25 Voith Paper Patent Gmbh Dryer section producing or finishing paper, card or tissue web includes detachment region without support, which is provided further away by drying sieve
CN1363733A (en) * 2001-01-05 2002-08-14 祖克尔-米勒-哈科伯两合公司 Method and apparatus for drying yarn package
CN1717570A (en) * 2002-07-31 2006-01-04 A·蒙福尔茨纺织机械有限公司及两合公司 Device for preparing textiles
CN202350452U (en) * 2011-11-17 2012-07-25 宋朋泽 Easily-maintained drying furnace

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0098804B1 (en) * 1982-07-07 1986-03-19 Ciba-Geigy Ag Test apparatus and method to simulate the production of coated web material
CN2332976Y (en) * 1998-07-15 1999-08-11 谷明睿 Combined infrared drier
DE29924874U1 (en) * 1998-09-11 2006-05-04 Voith Paper Patent Gmbh Drying part of paper or cardboard sheet producing machine, including zone for impacting sheet with stream of hot air and/or steam while passing over supporting roller to optimize initial drying rate
US6425981B1 (en) * 1999-12-16 2002-07-30 Metso Paper Karlstad Aktiebolg (Ab) Apparatus and associated method for drying a wet web of paper
DE102004003669A1 (en) * 2004-01-24 2005-10-13 Voith Paper Patent Gmbh Hot air drying assembly for wet paper web has a transfer belt located on the same side of the web as a drying cylinder
CN100489427C (en) * 2004-12-08 2009-05-20 三门峡蓝雪实业有限责任公司 Equipment of drying face paper of preprinting packing box
EP2369053B1 (en) * 2007-12-21 2015-04-29 Valmet Technologies, Inc. Belt assembly and paper- or board making machine comprising the belt assembly
DE102008041520A1 (en) * 2008-08-25 2010-03-04 Voith Patent Gmbh coating arrangement
JP2013067081A (en) * 2011-09-22 2013-04-18 Seiko Epson Corp Drying device and recording apparatus
CN203602959U (en) * 2013-12-04 2014-05-21 汕头市山河实业有限公司 Multi-layer drying device
CN203855856U (en) * 2014-05-27 2014-10-01 陕西科技大学 Toilet paper making machine drying device
CN204000448U (en) * 2014-06-12 2014-12-10 福建省晋江优兰发纸业有限公司 A kind of paper machine drying box

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19934777A1 (en) * 1999-07-23 2001-01-25 Voith Paper Patent Gmbh Dryer section producing or finishing paper, card or tissue web includes detachment region without support, which is provided further away by drying sieve
CN1363733A (en) * 2001-01-05 2002-08-14 祖克尔-米勒-哈科伯两合公司 Method and apparatus for drying yarn package
CN1717570A (en) * 2002-07-31 2006-01-04 A·蒙福尔茨纺织机械有限公司及两合公司 Device for preparing textiles
CN202350452U (en) * 2011-11-17 2012-07-25 宋朋泽 Easily-maintained drying furnace

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
杨永刚: "《纸盒纸箱加工技术》", 31 August 2014, 印刷工业出版 *

Also Published As

Publication number Publication date
CN104654760B (en) 2017-06-30
CN106813489A (en) 2017-06-09
CN104654760A (en) 2015-05-27

Similar Documents

Publication Publication Date Title
CN103471373B (en) Penetration adverse current drying unit
CN103148692B (en) Vertical briquette dryer
CN206352947U (en) A kind of Split high-efficiency heat pump dryer
CN104654760B (en) A kind of drying plant based on wind convection current
CN204693985U (en) A kind of drying baker
CN205482260U (en) Economic benefits and social benefits vacuum tube bank drying system
CN103225948A (en) Cassava dryer
CN205975205U (en) Papermaking drying -machine dryer part
CN207095177U (en) A kind of wool dryer
CN204963470U (en) Novel drying -machine
CN205747782U (en) A kind of rotatable drum-type dehydrator
CN204806854U (en) Novel cylinder drying -machine
CN204881054U (en) Pine formula drying -machine waste gas utilizes device
CN210569792U (en) New material quick drying device
CN206347823U (en) A kind of bipyramid rotary dryer
CN206817938U (en) A kind of spiral dryer
CN105066610A (en) Novel dryer
CN205014793U (en) Board -like drying -machine
CN206001859U (en) Three vacuum driers of heat pipe-type
CN205482258U (en) Biological organic fertilizer dryer
CN201159579Y (en) Raw material heat exchange pre-drying device
CN203240872U (en) Cassava sheet dryer
CN107228552A (en) A kind of energy-saving dryer
CN103965920A (en) Rotary carbonizing furnace
CN207095247U (en) A kind of chemical fertilizer dryer with stability

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20170609

WD01 Invention patent application deemed withdrawn after publication