HRP20120983T1 - Postupak proizvodnje agregata za formiranje cestovnih temelja i sliäśnog - Google Patents

Postupak proizvodnje agregata za formiranje cestovnih temelja i sliäśnog Download PDF

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Publication number
HRP20120983T1
HRP20120983T1 HRP20120983AT HRP20120983T HRP20120983T1 HR P20120983 T1 HRP20120983 T1 HR P20120983T1 HR P20120983A T HRP20120983A T HR P20120983AT HR P20120983 T HRP20120983 T HR P20120983T HR P20120983 T1 HRP20120983 T1 HR P20120983T1
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HR
Croatia
Prior art keywords
waste
mixture
materials
mixing
slag
Prior art date
Application number
HRP20120983AT
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English (en)
Inventor
Giuseppe Tavellin
Andrea Faccio
Original Assignee
Consorzio Cerea S.P.A.
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.)
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Publication date
Application filed by Consorzio Cerea S.P.A. filed Critical Consorzio Cerea S.P.A.
Publication of HRP20120983T1 publication Critical patent/HRP20120983T1/hr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
    • B09B3/20—Agglomeration, binding or encapsulation of solid waste
    • B09B3/25—Agglomeration, binding or encapsulation of solid waste using mineral binders or matrix
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
    • B09B3/20—Agglomeration, binding or encapsulation of solid waste
    • 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
    • C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B18/02—Agglomerated materials, e.g. artificial aggregates
    • C04B18/021—Agglomerated materials, e.g. artificial aggregates agglomerated by a mineral binder, e.g. cement
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
    • C04B20/02—Treatment
    • C04B20/023—Chemical treatment
    • 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
    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
    • C04B28/10—Lime cements or magnesium oxide cements
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C3/00—Foundations for pavings
    • E01C3/003—Foundations for pavings characterised by material or composition used, e.g. waste or recycled material
    • 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
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
    • C04B2111/0075—Uses not provided for elsewhere in C04B2111/00 for road construction
    • 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
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
    • C04B2111/00767—Uses not provided for elsewhere in C04B2111/00 for waste stabilisation purposes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/91—Use of waste materials as fillers for mortars or concrete

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Civil Engineering (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Architecture (AREA)
  • Inorganic Chemistry (AREA)
  • Processing Of Solid Wastes (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)

Claims (16)

1. Postupak proizvodnje agregata za formiranje cestovnih temelja i sličnog, naznačen time što obuhvaća sljedeće operativne korake: korak (100) odabiranja sljedećih otpadnih materijala: otpad iz kamenoloma (11) kao što su nanosi, odresci mramora i drugi otpad koji dolazi iz prirodnog kamena koji se podvrgava jednostavnoj mehaničkoj obradi; neonečišćeni građevinski otpad i otpad od rušenja (12) kao što je cement, cigle, miješani otpad, tlo iz iskopavanja; inertni otpadi (13) kao isprani šljunak; bijela troska (14) iz čeličane, a to je mokra smjesa kalcijevog oksida i kalcijevog karbonata; crna troska (15) iz čeličane, to je troska iz električne peći u tvornici koja je podvrgnuta brzom snižavanju temperature; refraktorni materijali (16) iz čeličane; korak (110) miješanja tih materijala u unaprijed određenim omjerima da se dobije smjesa otpadnih materijala (10); korak vlaženja smjese vodom; i korak (120) čuvanja smjese kroz unaprijed određeni vremenski period, uz ponavljanje vlaženja vodom kroz cijeli taj period tako da tijekom čuvanja dođe do kemijskih reakcija koje će pretvoriti razne otpadne materijale (10) u produkte koji su kemijski inertni i ne zagađuju, takva smjesa na kraju koraka čuvanja (120) predstavlja agregat (20) za izradu cestovnih temelja i sličnog.
2. Postupak prema zahtjevu 1, naznačen time što kemijske reakcije, koje se odvijaju tijekom čuvanja, obuhvaćaju pretvorbu živog vapna prisutnog u smjesi u kalcijev karbonat i/ili gašeno vapno i kemijske reakcije netopljivosti, osobito kao hidroksida i karbonata, teških metala koji su prisutni u smjesi.
3. Postupak prema zahtjevu 1 ili 2, naznačen time što se u koraku čuvanja (120) odvija proces kristalizacije pri kojem nastaju stabilni silikati s uklopljenim metalima iz smjese.
4. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time što se implementira uporabom isključivo otpadnih materijala (10) i vode, bez dodavanja ičega drugog.
5. Postupak prema zahtjevu 1, naznačen time što se korak (110) miješanja otpadnih materijala (10) provodi u sljedećim omjerima, koji su izraženi kao postotak u odnosu na ukupnu težinu nastale smjese: 0% < otpad iz kamenoloma (11) ≤ 1‰; 10% ≤ građevinski otpad i otpad od rušenja (12) ≤20%; 10% ≤ inertni otpadi (13) ≤ 20‰; 25% ≤ bijela troska (14) + refraktorni materijali (16) ≤ 35%; i 35% ≤ crna troska (15) ≤ 45%.
6. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time što također obuhvaća, prije koraka miješanja (110), preliminarni korak obrade (130) za sve ili neke otpadne materijale (10).
7. Postupak prema zahtjevu 6, naznačen time što se preliminarni korak obrade (130) provodi za bijelu trosku (14), crnu trosku (15) i na refraktornim materijalima (16).
8. Postupak prema zahtjevu 6 ili 7, naznačen time što preliminarni korak obrade (130) uključuje barem jedan od sljedećih operativnih koraka: uklanjanje željeza (131) radi eliminacije metalnih krhotina (31) velikih dimenzija; i prosijavanje (132) radi eliminacije fine frakcije (32) tih materijala.
9. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time što također obuhvaća, prije koraka čuvanja (120) s vlaženjem, jedan ili više od sljedećih koraka bilo kojim redom: korak (141) eliminacije glomaznih otpada (41); jedan ili više koraka (142), (152) drobljenja otpadnih materijala (10) koji se nalaze u smjesi; korak uklanjanja željeza (143) radi eliminacije željeznih otpada (43); i korak (144) eliminacije bilo kojih lakih onečišćenja (44), kao što je papir, drvo, plastika i slično; svaki od tih koraka se provodi prije ili nakon koraka miješanja (110).
10. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time što također obuhvaća, prije koraka čuvanja (120) i nakon koraka miješanja (110), korak (150) dijeljenja smjese u više skupina (A), (B), (C), (D), (E), (F) s unaprijed određenim mjerama veličine čestica; korak čuvanja (120) s vlaženjem se provodi zasebno za različite skupine (A), (B), (C), (D), (E), (F), tako dobiveni agregati (20) su već podijeljeni prema veličini čestica.
11. Postupak prema bilo kojem od zahtjeva od 1 do 9, naznačen time što također obuhvaća, prije koraka miješanja (110), korak (150) dijeljenja svakog otpadnog materijala u više skupina (A), (B), (C), (D), (B), (F) s unaprijed određenim mjerama veličine čestica; također je naznačen time što se korak miješanja (110) i korak čuvanja (120) provode zasebno za homogene skupine (A), (B), (C), (D), (E), (F) različitih otpadnih materijala (10).
12. Postupak prema zahtjevu 10 ili 11, naznačen time što je, nakon koraka dijeljenja (150), bilo koji komad materijala čija je veličina čestica veća od maksimalne dozvoljene vrijednosti moguće podvrgnuti koraku drobljenja (142), (152) bilo izravno ili tako da se pošalje natrag u korak miješanja (110).
13. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time što se korak vlaženja provodi radi održavanja razine vlage od najmanje 10% težine, i poželjno najmanje 15% težine u smjesi.
14. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time što korak čuvanja (120) traje barem 15 dana.
15. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time što također obuhvaća, na planiranom kraju koraka čuvanja (120), korak (160) provjere kemijskog sastava smjese u usporedbi s referentnim parametrima i, ako postoji odstupanje od referentnih parametara, produljenje koraka čuvanja (120) s vlaženjem kroz dodatni ili unaprijed određeni vremenski period ili period definiran prema rezultatima koraka (160) provjere sastava.
16. Postupak proizvodnje betona za formiranje cestovnih temelja i sličnog, naznačen time što obuhvaća: operativni korak proizvodnje agregata (20) prema bilo kojem od prethodnih zahtjeva; i operativni korak amalgamacije (170) u kojem se agregat (20) miješa s prirodnim agregatima i/ili hidrauličkim vezivima.
HRP20120983AT 2009-07-09 2012-12-03 Postupak proizvodnje agregata za formiranje cestovnih temelja i sliäśnog HRP20120983T1 (hr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP20090425272 EP2272598B1 (en) 2009-07-09 2009-07-09 Process for the production of aggregates for making road foundations and the like

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EP (1) EP2272598B1 (hr)
HR (1) HRP20120983T1 (hr)
SM (1) SMT201200049B (hr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2883849B1 (en) * 2013-12-10 2019-02-13 Consorzio Cerea S.p.A. Process for preparation of artificial aggregates for concrete
JP6264200B2 (ja) * 2014-06-11 2018-01-24 新日鐵住金株式会社 簡易舗装材料
EP3106236B1 (en) 2015-06-16 2019-12-25 Consorzio Cerea S.p.A. Process for preparation of a recycled aggregate
CN111517685B (zh) * 2020-04-30 2021-04-23 中国环境科学研究院 一种以天然气钻井废弃物为原料的路基填料及其制备方法
EP4046975A1 (de) * 2021-02-22 2022-08-24 Vigier Management AG Betonmischung und verfahren zum herstellen

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DE3603862A1 (de) * 1986-02-07 1987-08-13 Geb Hirsch Klausmann Oberbau fuer den strassenbau
US5304709A (en) * 1986-03-24 1994-04-19 Nomix Corporation Hazardous wast disposal method and composition
WO1996004426A1 (fr) * 1994-08-02 1996-02-15 Vsevolod Anatolievich Mymrin Materiau composite et son procede d'utilisation dans la construction de fondation pour routes et structures terrestres
DE19758658B4 (de) * 1996-06-26 2005-05-12 Gerhard Scherer Verfahren zur Herstellung von Splitt aus Bauschutt und Schlacke
NL1015771C2 (nl) * 2000-07-21 2002-01-22 Duos B V Werkwijze en inrichting voor het vervaardigen van een bouwstof.

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SMT201200049B (it) 2013-01-14
EP2272598B1 (en) 2012-09-12

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