CN109180164A - It is a kind of to smelt iron ceramsite sand petroleum propping agent and its preparation method of the grain slag as auxiliary material - Google Patents

It is a kind of to smelt iron ceramsite sand petroleum propping agent and its preparation method of the grain slag as auxiliary material Download PDF

Info

Publication number
CN109180164A
CN109180164A CN201811185709.8A CN201811185709A CN109180164A CN 109180164 A CN109180164 A CN 109180164A CN 201811185709 A CN201811185709 A CN 201811185709A CN 109180164 A CN109180164 A CN 109180164A
Authority
CN
China
Prior art keywords
propping agent
ceramsite sand
grain slag
petroleum propping
preparation
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
CN201811185709.8A
Other languages
Chinese (zh)
Inventor
刘敏
段敬凯
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.)
Luliang Agricultural School
Original Assignee
Luliang Agricultural School
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 Luliang Agricultural School filed Critical Luliang Agricultural School
Priority to CN201811185709.8A priority Critical patent/CN109180164A/en
Publication of CN109180164A publication Critical patent/CN109180164A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/10—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
    • 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
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/62204—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products using waste materials or refuse
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/60—Compositions for stimulating production by acting on the underground formation
    • C09K8/80—Compositions for reinforcing fractures, e.g. compositions of proppants used to keep the fractures open
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
    • C04B2235/3206—Magnesium oxides or oxide-forming salts thereof
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
    • C04B2235/3208—Calcium oxide or oxide-forming salts thereof, e.g. lime
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/327—Iron group oxides, their mixed metal oxides, or oxide-forming salts thereof
    • C04B2235/3272—Iron oxides or oxide forming salts thereof, e.g. hematite, magnetite
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3427—Silicates other than clay, e.g. water glass
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3427—Silicates other than clay, e.g. water glass
    • C04B2235/3436—Alkaline earth metal silicates, e.g. barium silicate
    • C04B2235/3445—Magnesium silicates, e.g. forsterite
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3427—Silicates other than clay, e.g. water glass
    • C04B2235/3436—Alkaline earth metal silicates, e.g. barium silicate
    • C04B2235/3454—Calcium silicates, e.g. wollastonite
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3427—Silicates other than clay, e.g. water glass
    • C04B2235/3463—Alumino-silicates other than clay, e.g. mullite
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/74—Physical characteristics
    • C04B2235/77—Density

Abstract

It is in particular a kind of to smelt iron ceramsite sand petroleum propping agent and its preparation method of the grain slag as auxiliary material, including ceramsite sand petroleum propping agent and ceramsite sand petroleum propping agent preparation method the present invention relates to technical field of petrochemical industry.The invention discloses a kind of to smelt iron ceramsite sand petroleum propping agent and its preparation method of the grain slag as auxiliary material; its raw material group becomes bauxite 15--85 parts, grain slag 5--15 parts of ironmaking; the two mixing milling; cross 400 meshes; it is granulated again with granulating disc; the spherolite of drying is sintered in rotary kiln, sintering temperature is 1280---1350 DEG C.Soaking time 0.5--1 hours, sintering zone, product is cooled to room temperature, and is sieved, is packed as finished product.20/40 type of ceramsite sand petroleum propping agent percentage of damage≤6, bulk density≤1.75 under 52MPa clossing pressure produced by the invention, fully meet the related standard of the Ministry of Chemical Industry, and production cost is greatly reduced.

Description

It is a kind of to smelt iron ceramsite sand petroleum propping agent and its preparation method of the grain slag as auxiliary material
Technical field
It is specially a kind of to be supported using smelting iron grain slag as the ceramsite sand petroleum of auxiliary material the present invention relates to technical field of petrochemical industry Agent and its preparation method.
Background technique
The widely applied ceramsite sand petroleum propping agent in petroleum, natural gas, shale gas and coal-bed gas exploitation, production master Material is bauxite, and is suitably added sintering temperature of the partial supplementary material to increase the hardness of product and reduce production when, this auxiliary material More, high production cost is usually applied with dolomite, manganese powder, magnesia and chromite, profit is low.
China every year there are about the generation of more than 100,000,000 tons of blast furnace grain slag, grain slag be by iron ore gangue, in coke Ash content and cosolvent formed and floated on above molten iron at high temperature, obtained through being placed in water rapid cooling, mainly organizing becomes Dicalcium silicate, tricalcium silicate, magnesium silicate, alumina silicate, manganous silicate and a small amount of ferrosilite；Chemical component are as follows: SIO240-50%, CaO20-25%, AL2O315--18%, MgO15--20%, Fe2O31--3%.Blast furnace granulated slag is mainly used in slag water in the past The production of mud, at present because cement industry is sluggish, grain slag is unable to get utilization and discards, and therefore, proposes one regarding to the issue above Kind is to smelt iron ceramsite sand petroleum propping agent and its preparation method of the grain slag as auxiliary material.
Summary of the invention
The purpose of the present invention is to provide a kind of to smelt iron ceramsite sand petroleum propping agent and its preparation method of the grain slag as auxiliary material, this Using grain slag as auxiliary material, the ceramsite sand petroleum propping agent produced using bauxite as major ingredient 20/40 produces under 52MPa clossing pressure for invention Product percentage of damage≤6, bulk density≤1.75 comply fully with the related standard of the Ministry of Chemical Industry, and sintering temperature is than being added other auxiliary materials drop Low 50-80 DEG C, the new way that an ironmaking grain slag utilizes is opened, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme:
It is a kind of to smelt iron ceramsite sand petroleum propping agent and its preparation method of the grain slag as auxiliary material, including ceramsite sand petroleum propping agent and Ceramsite sand petroleum propping agent preparation method, it is characterised in that: the ceramsite sand petroleum propping agent raw material includes bauxite 85-95 Part, grain slag 5-15 parts of ironmaking.
The ceramsite sand petroleum propping agent preparation method includes the following steps:
(1) bauxite and grain slag co-grinding are crossed into 400 mesh standard sieves to scale, sieving rate is greater than 95%；
(2) granulating disc is added in smashed material, sprays into steam and is granulated, by ball obtained sieving, dried, last Enter it is rotary kiln sintered, sintering temperature be 1280--1350 DEG C, soaking time 0.5--1 hour, sintering zone, product through cooler cool down It is finished product to room temperature, sieving.
In the ceramsite sand petroleum propping agent raw material, the main chemical compositions of bauxite are AL2O3 content >=55%, and Fe2O3≤3%, CaO≤2%, K2O+Na2O≤1%, smelting iron main group of grain slag becomes dicalcium silicate, tricalcium silicate, silicic acid Magnesium, alumina silicate, manganous silicate and a small amount of ferrosilite, chemical component are as follows: SIO240-50%, CaO20-25%, AL2O315-- 18%, MgO15--20%, Fe2O31--3%, wherein ironmaking grain slag must pass through magnet deferrization process.
Compared with prior art, raw by major ingredient of bauxite the beneficial effects of the present invention are: the present invention is using grain slag as auxiliary material The ceramsite sand petroleum propping agent of production 20/40 product percentage of damage≤6 under 52MPa clossing pressure, bulk density≤1.75 accord with completely The related standard of the combination Ministry of worker, and sintering temperature reduces 50-80 DEG C than other auxiliary materials are added, the more other method production costs of product It is greatly reduced, opens the new way that an ironmaking grain slag utilizes.
Specific embodiment
The following is a clear and complete description of the technical scheme in the embodiments of the invention.Obviously, described embodiment Only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, the common skill in this field Art personnel every other embodiment obtained without making creative work belongs to the model that the present invention protects It encloses.
The present invention provides a kind of technical solution:
AL2O3 content >=55% in bauxite used in following embodiment, and Fe2O3≤3%, CaO≤2%, K2O+ Na2O≤1%；Smelt iron grain slag chemical component are as follows: SIO240-50%, CaO20-25%, AL2O315--18%, MgO15-- 20%, Fe2O31--3%.
Embodiment 1
Bauxite and grain slag (removing iron) are mixed through weighing balance by 95:5, enters ball mill crushing, crosses 400 meshes, sieving rate >=95%；Granulating disc is added in smashed material again, steam is sprayed into and is granulated, obtained ball is sieved, drying, is finally entered back Rotary kiln sintering, sintering temperature are 1320--1350 DEG C, and sintering zone soaking time 1 hour, product was cooled by water machine and is cooled to room temperature, 20--40 mesh is crossed up to 20/40 product.
Embodiment 2
Bauxite and grain slag (removing iron) are mixed through weighing balance by 90:10, enters ball mill crushing, crosses 400 meshes, sieving rate >=95%；Granulating disc is added in smashed material again, steam is sprayed into and is granulated, obtained ball is sieved, drying, is finally entered back Rotary kiln sintering, sintering temperature are 1290--1320 DEG C, and sintering zone soaking time 50 minutes, product was cooled by water machine and is cooled to room Temperature crosses 20--40 mesh up to 20/40 product.
Embodiment 3
Bauxite and grain slag (removing iron) are mixed through weighing balance by 85:15, enters ball mill crushing, crosses 400 meshes, sieving rate >=95%；Granulating disc is added in smashed material again, steam is sprayed into and is granulated, obtained ball is sieved, drying, is finally entered back Rotary kiln sintering, sintering temperature are 1270--1300 DEG C, and sintering zone soaking time 50 minutes, product was cooled by water machine and is cooled to room Temperature crosses 20--40 mesh up to 20/40 product.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, not A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle and spirit of the invention, this The range of invention is defined by the appended claims and the equivalents thereof.

Claims (3)

1. a kind of to smelt iron ceramsite sand petroleum propping agent and its preparation method of the grain slag as auxiliary material, including ceramsite sand petroleum propping agent and pottery Granule petroleum propping agent preparation method, it is characterised in that: the ceramsite sand petroleum propping agent raw material include 85-95 parts of bauxite, Grain slag 5-15 parts of ironmaking.
2. it is according to claim 1 a kind of to smelt iron ceramsite sand petroleum propping agent preparation method of the grain slag as auxiliary material, it is special Sign is: the ceramsite sand petroleum propping agent preparation method includes the following steps:
(1) bauxite and grain slag co-grinding are crossed into 400 mesh standard sieves to scale, sieving rate is greater than 95%；
(2) granulating disc is added in smashed material, sprays into steam and is granulated, ball obtained is sieved, drying, is finally entered back Rotary kiln sintering, sintering temperature are 1280--1350 DEG C, and soaking time 0.5--1 hours, sintering zone, product is cooled to room through cooler Temperature, sieving are finished product.
3. it is according to claim 1 a kind of to smelt iron ceramsite sand petroleum propping agent and its preparation method of the grain slag as auxiliary material, it is special Sign is: in the ceramsite sand petroleum propping agent raw material, the main chemical compositions of bauxite are AL2O3 content >=55%, and Fe2O3≤3%, CaO≤2%, K2O+Na2O≤1%, smelting iron main group of grain slag becomes dicalcium silicate, tricalcium silicate, silicic acid Magnesium, alumina silicate, manganous silicate and a small amount of ferrosilite, chemical component are as follows: SIO240-50%, CaO20-25%, AL2O315-- 18%, MgO15--20%, Fe2O31--3%.Wherein, ironmaking grain slag must pass through magnet deferrization process.
CN201811185709.8A 2018-10-11 2018-10-11 It is a kind of to smelt iron ceramsite sand petroleum propping agent and its preparation method of the grain slag as auxiliary material Pending CN109180164A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811185709.8A CN109180164A (en) 2018-10-11 2018-10-11 It is a kind of to smelt iron ceramsite sand petroleum propping agent and its preparation method of the grain slag as auxiliary material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811185709.8A CN109180164A (en) 2018-10-11 2018-10-11 It is a kind of to smelt iron ceramsite sand petroleum propping agent and its preparation method of the grain slag as auxiliary material

Publications (1)

Publication Number Publication Date
CN109180164A true CN109180164A (en) 2019-01-11

Family

ID=64947954

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811185709.8A Pending CN109180164A (en) 2018-10-11 2018-10-11 It is a kind of to smelt iron ceramsite sand petroleum propping agent and its preparation method of the grain slag as auxiliary material

Country Status (1)

Country Link
CN (1) CN109180164A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112375559A (en) * 2020-10-23 2021-02-19 吴途鸿 Ceramsite proppant prepared from low-grade bauxite and preparation method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104446568A (en) * 2014-12-15 2015-03-25 山东鲁阳股份有限公司 Fireproof insulating brick and preparation method thereof
CN104479665A (en) * 2014-12-11 2015-04-01 杨松 Petroleum proppant and preparation method thereof
CN105176513A (en) * 2015-09-09 2015-12-23 北京昆仑隆源石油开采技术有限公司 Novel ultralow-density propping agent and preparation method thereof
CN105733551A (en) * 2016-01-29 2016-07-06 红安县生伦冶金矿产科技实业有限公司 Preparation method of environment-friendly energy-saving petroleum fracturing proppant

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104479665A (en) * 2014-12-11 2015-04-01 杨松 Petroleum proppant and preparation method thereof
CN104446568A (en) * 2014-12-15 2015-03-25 山东鲁阳股份有限公司 Fireproof insulating brick and preparation method thereof
CN105176513A (en) * 2015-09-09 2015-12-23 北京昆仑隆源石油开采技术有限公司 Novel ultralow-density propping agent and preparation method thereof
CN105733551A (en) * 2016-01-29 2016-07-06 红安县生伦冶金矿产科技实业有限公司 Preparation method of environment-friendly energy-saving petroleum fracturing proppant

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
张兰芳: "《碱激发矿渣水泥和混凝土》", 31 August 2018, 成都：西南交通大学出版社 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112375559A (en) * 2020-10-23 2021-02-19 吴途鸿 Ceramsite proppant prepared from low-grade bauxite and preparation method thereof

Similar Documents

Publication Publication Date Title
CN104046773B (en) A kind of dedusting steel-smelting converter ash produces cooled agglomerated pellet processing method
CN101433950B (en) Method for preparing protecting residue from recovery refining slag
CN104694758A (en) Technique for comprehensively utilizing iron-containing dust mud
CN103435281A (en) Cement clinker and preparation process thereof
CN100357208C (en) Steel slag modification and steel slag cement
CN102071283A (en) Boron-containing fluorine-free fluxing slag-melting agent for electric steelmaking
CN103396082A (en) Baking-free brick using steel slag as main raw material
EP2623614B1 (en) Method for manufacturing planar inorganic non-metallic material using molten slag
CN107365093A (en) A kind of preparation method of the active copper ashes of binder materials
CN101967571A (en) Method for using red-soil nickel ore to produce nickel-iron alloy in tunnel kiln-electric furnace
CN109180164A (en) It is a kind of to smelt iron ceramsite sand petroleum propping agent and its preparation method of the grain slag as auxiliary material
CN115108869A (en) Method for producing organic-inorganic compound soil conditioner by using coal gangue and product thereof
CN102912209A (en) Process for producing bead ferronickel by rotary hearth furnace through coal-based reduction of red soil nickel oxide ores
CN108821840A (en) Gangue prepares the technique without magnetic and magnetization solubility in citric acid siliceous fertilizer simultaneously
CN101602581A (en) A kind of method that adopts the alloy slag to make aluminous cement
CN110156353B (en) Method for combined treatment of copper slag and magnesium slag and application
Li et al. Recent progress of hot stage processing for steelmaking slags in China considering stability and heat recovery
CN112080598A (en) Method and system for comprehensively utilizing slag resources of iron and steel smelting and blast furnace slag tank
CN101638703B (en) Method for directly reducing nickel containing pig iron by lateritic nickel in tunnel kiln
Han et al. Comprehensive utilization technology of steel slag
CN104250083A (en) Metallurgical slag aerated concrete and its processing technology and use
CN102849951A (en) Microcrystalline glass and nonmetal composite wear resistant material and its preparation method
CN107902908A (en) It is a kind of to utilize devitrified glass of iron tailings processing and preparation method thereof
CN113416839A (en) Iron-containing low-silicon binder and preparation method thereof
US3770469A (en) Process for preparing self-disintegrating products containing dicalcium silicate

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
RJ01 Rejection of invention patent application after publication

Application publication date: 20190111

RJ01 Rejection of invention patent application after publication