CN107899722B - A kind of powder quality control method producing aluminium pre-baked carbon anode - Google Patents
A kind of powder quality control method producing aluminium pre-baked carbon anode Download PDFInfo
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- CN107899722B CN107899722B CN201711198983.4A CN201711198983A CN107899722B CN 107899722 B CN107899722 B CN 107899722B CN 201711198983 A CN201711198983 A CN 201711198983A CN 107899722 B CN107899722 B CN 107899722B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
- C25C3/06—Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
- C25C3/08—Cell construction, e.g. bottoms, walls, cathodes
- C25C3/12—Anodes
- C25C3/125—Anodes based on carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
- B02C2023/165—Screen denying egress of oversize material
Abstract
The invention discloses a kind of powder quality control methods for producing aluminium pre-baked carbon anode, comprising the following steps: the preposition processing of pitch coke；The preposition processing of petroleum coke；Pitch coke is mixed and is detected with petroleum coke；The specific surface area of powder and four kinds of grade powders after sieve before the present invention is sieved by analysis.Total specific surface area of powder is greater than 5.5m2/ g illustrates that powder is meticulous, will increase asphalt content when forming；Less than 4.5m2/ g, illustrate that powder is excessively thick, by pitch powder dosage when reducing molding, meticulous or excessively thick powder will cause the performance indicators such as bulk density, air permeability, compression strength of carbon anode after roasting to reduce, the equipment operating parameter such as mesh number of the steel ball matching of adjustment ball mill, primary vibration sieve in due course, finally by the size distribution of powder and specific surface area control in prescribed requirement.
Description
Technical field
The present invention relates to pre-baked carbon anode manufacture field, the powder quality control of specifically a kind of production aluminium pre-baked carbon anode
Method processed.
Background technique
Pre-baked carbon anode is using petroleum coke, pitch coke as aggregate, and coal tar pitch is fabricated for adhesive, is used as prebake aluminium electricity
Solution slot makees anode material.This carbon block has been subjected to roasting, has stable geometry, so also referred to as pre-baked anode carbon blocks, are practised
Used upper also known as carbon anode used for aluminium electrolysis, claims prebaked-anode type cell with the aluminium cell that pre-baked anode carbon blocks make anode, referred to as
Pre-baking tank, this is a kind of large-scale aluminum electrolytic cell of modernization.
The gross area of all solids carbonaceous material is the theoretical foundation of determining coal tar pitch dosage, i.e. pitch in carbon anode production
The maximum area that can be sprawled is equal to the total surface area of solid carbonaceous material, and powder quality accounts for about total siccative in anode formula
40%, but its surface area accounts for 90% of total surface area or more, and therefore, the dosage of powder is determined to what the amount of allocating of binder played
Qualitative effect.
Summary of the invention
The purpose of the present invention is to provide a kind of powder quality control methods for producing aluminium pre-baked carbon anode, on solving
State the problem of proposing in background technique.
To achieve the above object, the invention provides the following technical scheme:
A kind of powder quality control method producing aluminium pre-baked carbon anode, comprising the following steps:
1) the preposition processing of pitch coke；
2) the preposition processing of petroleum coke；
3) pitch coke is mixed and is detected with petroleum coke；
Further, the preposition processing of the pitch coke of the step 1) specifically: by the ore in pitch coke mine slot along biography
Band is sent to flow to pitch coke primary vibration sieve, the sieve top of pitch coke primary vibration sieve is diverted into pitch coke crusher, and pitch coke is broken
The discharge port of broken machine flows into pitch coke three-level vibrating screen, is partly refluxed to pitch coke crusher on pitch coke three-level Vibration Screen,
Pitch coke three-level Vibration Screen lower part is diverted into pitch coke primary vibration sieve, reciprocal with this；The pitch coke primary vibration sieve
Lower part of screen is diverted into pitch coke secondary vibration sieve, and the lower part of screen of pitch coke secondary vibration sieve is diverted into pitch coke powder slot；It is described
The sieve top of pitch coke secondary vibration sieve is diverted into pitch coke ball mill, and the discharge port of pitch coke ball mill flows into pitch coke second level
Vibrating screen, pitch coke secondary vibration sieve, which sieves, is partly refluxed to pitch coke ball mill, and pitch coke secondary vibration is sieved lower part of screen and shunted
Enter pitch coke powder slot；
Further, the preposition processing of the step 2) petroleum coke specifically: by the ore in petroleum coke mine slot along transmission
Band flows to petroleum coke primary vibration sieve, and the sieve top of petroleum coke primary vibration sieve is diverted into Petroleum coke crusher, and petroleum coke is broken
The discharge port of machine flows into petroleum coke three-level vibrating screen, is partly refluxed to Petroleum coke crusher, stone on petroleum coke three-level Vibration Screen
Oil coke three-level Vibration Screen lower part is diverted into petroleum coke primary vibration sieve, reciprocal with this；The sieve of the petroleum coke primary vibration sieve
Lower part is diverted into petroleum coke secondary vibration sieve, and the lower part of screen of petroleum coke secondary vibration sieve is diverted into petroleum coke powder hopper；The stone
The sieve top of oil coke secondary vibration sieve is diverted into petroleum coke ball mill, and the discharge port of petroleum coke ball mill flows into the vibration of petroleum coke second level
Dynamic sieve, petroleum coke secondary vibration sieve, which sieves, is partly refluxed to petroleum coke ball mill, and petroleum coke secondary vibration sieve lower part of screen is diverted into
Petroleum coke powder hopper；
Further, the mixing of the step 3) pitch coke and petroleum coke specifically: by pitch coke powder slot and petroleum coke
Powder in powder slot flows into final powder slot according to the ratio of 83-85%:15-17%,
Further, the detection of the step 3) pitch coke and petroleum coke specifically: formula vibrating sieving machine of standard sieve is hit by top
Powder is sieved into 1-0.297mm, 0.297-0.149mm, 0.149-0.074mm, less than the powder of tetra- kinds of grades of 0.074mm,
The mass ratio of total powder shared by each grade powder is calculated, the specific surface of powder and four kinds of grade powders after sieve before analysis is sieved
Product；Total specific surface area of powder is greater than 5.5m2/g, illustrates that powder is meticulous, will increase asphalt content when forming；Powder always than table
Area is less than 4.5m2/g, illustrates that powder is excessively thick, will reduce pitch powder dosage when forming.
Further, positive with prebake charcoal suitable for producing the production aluminium of the powder quality control method of aluminium pre-baked carbon anode
Pole powder quality control system, including for holding pitch coke material pitch coke mine slot, for holding petroleum coke material
Petroleum coke mine slot and top hit formula vibrating sieving machine of standard sieve.
As a further solution of the present invention: the ore in the pitch coke mine slot flows to the vibration of pitch coke level-one along conveyer belt
It is dynamic to sieve, pitch coke crusher is partially connected on the sieve of pitch coke primary vibration sieve, the discharge port of pitch coke crusher connects pitch
Burnt three-level vibrating screen, is partially attached to pitch coke crusher on pitch coke three-level Vibration Screen, under pitch coke three-level Vibration Screen
Part connection pitch coke primary vibration sieve；The lower part of screen point connection pitch coke secondary vibration sieve of the pitch coke primary vibration sieve,
The lower part of screen point connection pitch coke powder slot of pitch coke secondary vibration sieve；
As a further solution of the present invention: partially connecting pitch coke ball milling on the sieve of the pitch coke secondary vibration sieve
Machine, the discharge port connection pitch coke secondary vibration sieve of pitch coke ball mill, pitch coke secondary vibration sieve sieve and are partially attached to drip
Green focal sphere grinding machine, pitch coke secondary vibration sieve lower part of screen point connection pitch coke powder slot；Ore edge in the petroleum coke mine slot
Conveyer belt flows to petroleum coke primary vibration sieve, partially connects Petroleum coke crusher, petroleum coke on the sieve of petroleum coke primary vibration sieve
The discharge port of crusher connects petroleum coke three-level vibrating screen, and it is broken that petroleum coke is partially attached on petroleum coke three-level Vibration Screen
Machine partially connects petroleum coke primary vibration sieve, the lower part of screen of the petroleum coke primary vibration sieve under petroleum coke three-level Vibration Screen
Divide connection petroleum coke secondary vibration sieve, the lower part of screen point of petroleum coke secondary vibration sieve connects petroleum coke powder hopper；The petroleum coke
Petroleum coke ball mill is partially connected on the sieve of secondary vibration sieve, the discharge port of petroleum coke ball mill connects petroleum coke secondary vibration
Sieve, petroleum coke secondary vibration sieve, which sieves, is partially attached to petroleum coke ball mill, and petroleum coke secondary vibration sieves lower part of screen point connection stone
Oil coke powder slot.
As further scheme of the invention: the pitch coke powder slot connects final powder with petroleum coke powder hopper
Slot, final powder slot offer sample tap, and sample tap is respectively connected with top and hits formula vibrating sieving machine of standard sieve.
Compared with prior art, the specific surface area of powder and four kinds of grade powders after sieve before the present invention is sieved by analysis.
Total specific surface area of powder is greater than 5.5m2/g, illustrates that powder is meticulous, will increase asphalt content when forming；Less than 4.5m2/g, say
Bright powder is excessively thick, will reduce pitch powder dosage when forming, and meticulous or excessively thick powder will cause the volume of carbon anode after roasting
The performance indicators such as density, air permeability, compression strength reduce, and adjust the steel ball matching of ball mill in due course, primary vibration sieves
The equipment operating parameter such as mesh number, finally by the size distribution of powder and specific surface area control in prescribed requirement.
Detailed description of the invention
Fig. 1 is the schematic diagram for producing the powder quality control method of aluminium pre-baked carbon anode.
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment.
Referring to Fig. 1, a kind of powder quality control method for producing aluminium pre-baked carbon anode, comprising the following steps:
1) ore in pitch coke mine slot 1 is flowed into pitch coke primary vibration sieve 11, pitch coke primary vibration along conveyer belt
The sieve top of sieve 11 is diverted into pitch coke crusher 13, and the discharge port of pitch coke crusher 13 flows into pitch coke three-level vibrating screen
14, pitch coke three-level vibrating screen 14, which sieves, is partly refluxed to pitch coke crusher 13,14 lower part of screen of pitch coke three-level vibrating screen point
Pitch coke primary vibration sieve 11 is flowed into, it is reciprocal with this；The lower part of screen of the pitch coke primary vibration sieve 11 is diverted into pitch coke two
The lower part of screen of grade vibrating screen 12, pitch coke secondary vibration sieve 12 is diverted into pitch coke powder slot 16；The pitch coke secondary vibration
The sieve top of sieve 12 is diverted into pitch coke ball mill 15, and the discharge port of pitch coke ball mill 15 flows into pitch coke secondary vibration sieve
12, pitch coke secondary vibration sieve 12, which sieves, is partly refluxed to pitch coke ball mill 15, and pitch coke secondary vibration sieves 12 lower parts of screen point
Flow into pitch coke powder slot 16；
2) ore in petroleum coke mine slot 2 is flowed into petroleum coke primary vibration sieve 21, petroleum coke primary vibration along conveyer belt
The sieve top of sieve 21 is diverted into Petroleum coke crusher 23, and the discharge port of Petroleum coke crusher 23 flows into petroleum coke three-level vibrating screen
24, petroleum coke three-level vibrating screen 24, which sieves, is partly refluxed to Petroleum coke crusher 23,24 lower part of screen of petroleum coke three-level vibrating screen point
Petroleum coke primary vibration sieve 21 is flowed into, it is reciprocal with this；The lower part of screen of the petroleum coke primary vibration sieve 21 is diverted into petroleum coke two
The lower part of screen of grade vibrating screen 22, petroleum coke secondary vibration sieve 22 is diverted into petroleum coke powder hopper 26；The petroleum coke secondary vibration
The sieve top of sieve 22 is diverted into petroleum coke ball mill 25, and the discharge port of petroleum coke ball mill 25 flows into petroleum coke secondary vibration sieve
22, petroleum coke secondary vibration sieve 22, which sieves, is partly refluxed to petroleum coke ball mill 25, and petroleum coke secondary vibration sieves 22 lower parts of screen point
Flow into petroleum coke powder hopper 26；
3) by the powder in pitch coke powder slot 16 and petroleum coke powder hopper 26 according to the ratio stream of 83-85%:15-17%
Enter final powder slot 3, top excessively hits formula vibrating sieving machine of standard sieve 4 and powder is sieved into 1-0.297mm, 0.297-0.149mm, 0.149-
0.074mm, less than the powder of tetra- kinds of grades of 0.074mm, calculate the mass ratio of total powder shared by each grade powder, analysis screening
The specific surface area of four kinds of grade powders after preceding powder and sieve.Total specific surface area of powder is greater than 5.5m2/g, illustrates that powder is meticulous,
By asphalt content when increasing molding；Less than 4.5m2/g, illustrate that powder is excessively thick, pitch powder dosage when forming will be reduced.
Meticulous or excessively thick powder will cause the property such as bulk density, air permeability, compression strength of carbon anode after roasting
Energy index reduces, and the equipment operating parameters such as the steel ball matching of ball mill, mesh number of primary vibration sieve is adjusted in due course, finally by powder
Size distribution and specific surface area control in prescribed requirement.
A kind of system suitable for producing the powder quality control method of aluminium pre-baked carbon anode, including for holding pitch
The pitch coke mine slot 1 of burnt material and petroleum coke mine slot 2 for holding petroleum coke material, the ore in the pitch coke mine slot 1
Pitch coke primary vibration sieve 11 is flowed to along conveyer belt, partially connects pitch coke crusher on the sieve of pitch coke primary vibration sieve 11
13, the discharge port of pitch coke crusher 13 connects pitch coke three-level vibrating screen 14, partially connects on the sieve of pitch coke three-level vibrating screen 14
It is connected to pitch coke crusher 13,14 lower part of screen of pitch coke three-level vibrating screen point connection pitch coke primary vibration sieve 11 is reciprocal with this；
The lower part of screen point connection pitch coke secondary vibration sieve 12 of the pitch coke primary vibration sieve 11, pitch coke secondary vibration
The lower part of screen point connection pitch coke powder slot 16 of sieve 12；
Pitch coke ball mill 15 is partially connected on the sieve of the pitch coke secondary vibration sieve 12, pitch coke ball mill 15 goes out
Material mouth connects pitch coke secondary vibration sieve 12, is partially attached to pitch coke ball mill 15 on 12 sieve of pitch coke secondary vibration sieve, drips
Green coke secondary vibration sieves 12 lower parts of screen point connection pitch coke powder slot 16；
Ore in the petroleum coke mine slot 2 flows to petroleum coke primary vibration sieve 21, petroleum coke primary vibration along conveyer belt
Petroleum coke crusher 23 is partially connected on the sieve of sieve 21, the discharge port of Petroleum coke crusher 23 connects petroleum coke three-level vibrating screen
24, petroleum coke three-level vibrating screen 24, which sieves, is partially attached to Petroleum coke crusher 23,24 lower part of screen of petroleum coke three-level vibrating screen point
Petroleum coke primary vibration sieve 21 is connected, it is reciprocal with this
The lower part of screen point connection petroleum coke secondary vibration sieve 22 of the petroleum coke primary vibration sieve 21, petroleum coke secondary vibration
The lower part of screen point connection petroleum coke powder hopper 26 of sieve 22；
Petroleum coke ball mill 25 is partially connected on the sieve of the petroleum coke secondary vibration sieve 22, petroleum coke ball mill 25 goes out
Material mouth connects petroleum coke secondary vibration sieve 22, is partially attached to petroleum coke ball mill 25, stone on 22 sieve of petroleum coke secondary vibration sieve
Oil coke secondary vibration sieves 22 lower parts of screen point connection petroleum coke powder hopper 26；
The pitch coke powder slot 16 and petroleum coke powder hopper 26 connect final powder slot 3, and final powder slot 3, which offers, to be taken
Sample mouth, sample tap are respectively connected with top and hit formula vibrating sieving machine of standard sieve 4.
The preferred embodiment of the patent is described in detail above, but this patent is not limited to above-mentioned embodiment party
Formula within the knowledge of one of ordinary skill in the art can also be under the premise of not departing from this patent objective
It makes a variety of changes.
Claims (8)
1. a kind of powder quality control method for producing aluminium pre-baked carbon anode, which comprises the following steps:
1) the preposition processing of pitch coke；
2) the preposition processing of petroleum coke；
3) mixing and detection of pitch coke and petroleum coke；
The preposition processing of the pitch coke of the step 1) specifically: the ore in pitch coke mine slot is flowed into pitch coke along conveyer belt
The sieve top of primary vibration sieve, pitch coke primary vibration sieve is diverted into pitch coke crusher, the discharge port stream of pitch coke crusher
Enter pitch coke three-level vibrating screen, pitch coke crusher, the vibration of pitch coke three-level are partly refluxed on pitch coke three-level Vibration Screen
Sieve lower part of screen is diverted into pitch coke primary vibration sieve, reciprocal with this；The lower part of screen of the pitch coke primary vibration sieve is diverted into drip
Green coke secondary vibration sieve, the lower part of screen of pitch coke secondary vibration sieve are diverted into pitch coke powder slot；The pitch coke secondary vibration
The sieve top of sieve is diverted into pitch coke ball mill, and the discharge port of pitch coke ball mill flows into pitch coke secondary vibration sieve, pitch coke
Pitch coke ball mill is partly refluxed on secondary vibration sieve sieve, pitch coke secondary vibration sieve lower part of screen is diverted into pitch coke powder
Slot.
2. the powder quality control method of production aluminium pre-baked carbon anode according to claim 1, which is characterized in that described
The preposition processing of step 2 petroleum coke specifically: the ore in petroleum coke mine slot is flowed into petroleum coke primary vibration along conveyer belt
Sieve, the sieve top of petroleum coke primary vibration sieve are diverted into Petroleum coke crusher, and the discharge port of Petroleum coke crusher flows into petroleum coke
Three-level vibrating screen is partly refluxed to Petroleum coke crusher, petroleum coke three-level Vibration Screen lower part on petroleum coke three-level Vibration Screen
It is diverted into petroleum coke primary vibration sieve, it is reciprocal with this；The lower part of screen of the petroleum coke primary vibration sieve is diverted into petroleum coke second level
The lower part of screen of vibrating screen, petroleum coke secondary vibration sieve is diverted into petroleum coke powder hopper；On the sieve of the petroleum coke secondary vibration sieve
Part flows into petroleum coke ball mill, and the discharge port of petroleum coke ball mill flows into petroleum coke secondary vibration sieve, petroleum coke secondary vibration
Petroleum coke ball mill is partly refluxed on sieve sieve, petroleum coke secondary vibration sieve lower part of screen is diverted into petroleum coke powder hopper.
3. the powder quality control method of production aluminium pre-baked carbon anode according to claim 1, which is characterized in that described
The mixing of pitch coke and petroleum coke in step 3) specifically: by the powder in pitch coke powder slot and petroleum coke powder hopper according to
The ratio of 83-85%:15-17% flows into final powder slot.
4. the powder quality control method of production aluminium pre-baked carbon anode according to claim 1, which is characterized in that described
The detection of pitch coke and petroleum coke in step 3) specifically: formula vibrating sieving machine of standard sieve is hit by top, powder is sieved into 1-
0.297mm, 0.297-0.149mm, 0.149-0.074mm, less than the powder of tetra- kinds of grades of 0.074mm, calculate each grade powder
The mass ratio of shared total powder, the specific surface area of powder and four kinds of grade powders after sieve before analysis is sieved；Powder always than table
Area is greater than 5.5m2/g, illustrates that powder is meticulous, will increase asphalt content when forming；Total specific surface area of powder is less than 4.5m2/
G illustrates that powder is excessively thick, will reduce pitch powder dosage when forming.
5. a kind of powder quality control of the production aluminium pre-baked carbon anode for powder quality control method described in claim 1
The system of system, which is characterized in that including pitch coke mine slot, the stone for holding petroleum coke material for holding pitch coke material
Formula vibrating sieving machine of standard sieve is hit on oil coke mine slot and top.
6. the system of the powder quality control of production aluminium pre-baked carbon anode according to claim 5, which is characterized in that institute
The ore stated in pitch coke mine slot flows to pitch coke primary vibration sieve along conveyer belt, partially connects on the sieve of pitch coke primary vibration sieve
Connect pitch coke crusher, the discharge port of pitch coke crusher connects pitch coke three-level vibrating screen, on pitch coke three-level Vibration Screen
It is partially attached to pitch coke crusher, pitch coke primary vibration sieve is partially connected under pitch coke three-level Vibration Screen；The pitch
The lower part of screen point connection pitch coke secondary vibration sieve of burnt primary vibration sieve, the lower part of screen point connection pitch of pitch coke secondary vibration sieve
Coke powder hopper.
7. the system of the powder quality control of production aluminium pre-baked carbon anode according to claim 5, which is characterized in that institute
It states and partially connects pitch coke ball mill on the sieve of pitch coke secondary vibration sieve, the discharge port of pitch coke ball mill connects pitch coke two
Grade vibrating screen, pitch coke secondary vibration sieve, which sieves, is partially attached to pitch coke ball mill, and pitch coke secondary vibration sieves lower part of screen point
Connect pitch coke powder slot；Ore in the petroleum coke mine slot flows to petroleum coke primary vibration sieve, petroleum coke one along conveyer belt
Petroleum coke crusher is partially connected on the sieve of grade vibrating screen, the discharge port of Petroleum coke crusher connects petroleum coke three-level vibrating screen,
It is partially attached to Petroleum coke crusher on petroleum coke three-level Vibration Screen, partially connects petroleum coke under petroleum coke three-level Vibration Screen
Primary vibration sieve, the lower part of screen point connection petroleum coke secondary vibration sieve of the petroleum coke primary vibration sieve, petroleum coke secondary vibration
The lower part of screen of sieve point connection petroleum coke powder hopper；Petroleum coke ball mill is partially connected on the sieve of the petroleum coke secondary vibration sieve,
The discharge port connection petroleum coke secondary vibration sieve of petroleum coke ball mill, petroleum coke secondary vibration sieve sieve and are partially attached to petroleum coke
Ball mill, petroleum coke secondary vibration sieve lower part of screen point connection petroleum coke powder hopper.
8. the system of the powder quality control of production aluminium pre-baked carbon anode according to claim 5, which is characterized in that institute
It states pitch coke powder slot and connects final powder slot with petroleum coke powder hopper, final powder slot offers sample tap, and sample tap connects
It is connected to top and hits formula vibrating sieving machine of standard sieve.
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| CN201711198983.4A CN107899722B (en) | 2017-11-26 | 2017-11-26 | A kind of powder quality control method producing aluminium pre-baked carbon anode |
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| CN201711198983.4A CN107899722B (en) | 2017-11-26 | 2017-11-26 | A kind of powder quality control method producing aluminium pre-baked carbon anode |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU569661A1 (en) * | 1976-04-14 | 1977-08-25 | Всесоюзный научно-исследовательский и проектный институт алюминиевой, магниевой и электродной промышленности | Method of preparing electrode composition |
| CN101008092A (en) * | 2006-12-29 | 2007-08-01 | 中国铝业股份有限公司 | Prebaked charcoal anode powder control method for producing aluminum |
| CN202725288U (en) * | 2012-06-27 | 2013-02-13 | 丁爱民 | Crushing system for asphalt mixture |
| CN206154496U (en) * | 2017-02-09 | 2017-05-10 | 济南万瑞炭素有限责任公司 | Automatic molding system of prebaked anode unburned bricks |
-
2017
- 2017-11-26 CN CN201711198983.4A patent/CN107899722B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU569661A1 (en) * | 1976-04-14 | 1977-08-25 | Всесоюзный научно-исследовательский и проектный институт алюминиевой, магниевой и электродной промышленности | Method of preparing electrode composition |
| CN101008092A (en) * | 2006-12-29 | 2007-08-01 | 中国铝业股份有限公司 | Prebaked charcoal anode powder control method for producing aluminum |
| CN202725288U (en) * | 2012-06-27 | 2013-02-13 | 丁爱民 | Crushing system for asphalt mixture |
| CN206154496U (en) * | 2017-02-09 | 2017-05-10 | 济南万瑞炭素有限责任公司 | Automatic molding system of prebaked anode unburned bricks |
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| CN107899722A (en) | 2018-04-13 |
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