CA1209784A - Procede de recyclage des sables de fonderie - Google Patents

Procede de recyclage des sables de fonderie

Info

Publication number: CA1209784A
Authority: CA; Canada
Prior art keywords: sand; energy; binder; reclamation; mill
Prior art date: 1981-09-03
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.): Expired

Application number

CA000410616A

Other languages

English (en)

Inventor

John K. Potter

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.)

Unilever PLC

Original Assignee

Unilever PLC

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.)

1981-09-03

Filing date

1982-09-01

Publication date

1986-08-19

1982-09-01 Application filed by Unilever PLC filed Critical Unilever PLC

1986-08-19 Application granted granted Critical

1986-08-19 Publication of CA1209784A publication Critical patent/CA1209784A/fr

Status Expired legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims abstract description 21
239000004576 sand Substances 0.000 claims abstract description 63
239000011230 binding agent Substances 0.000 claims abstract description 19
239000012530 fluid Substances 0.000 claims abstract description 17
239000002245 particle Substances 0.000 claims abstract description 8
BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 8
239000011248 coating agent Substances 0.000 claims description 3
238000000576 coating method Methods 0.000 claims description 3
230000015556 catabolic process Effects 0.000 abstract description 2
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 6
238000002474 experimental method Methods 0.000 description 3
KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 3
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
238000004519 manufacturing process Methods 0.000 description 2
238000005029 sieve analysis Methods 0.000 description 2
238000005406 washing Methods 0.000 description 2
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
229910001018 Cast iron Inorganic materials 0.000 description 1
238000005299 abrasion Methods 0.000 description 1
230000001133 acceleration Effects 0.000 description 1
238000005422 blasting Methods 0.000 description 1
229910002092 carbon dioxide Inorganic materials 0.000 description 1
239000001569 carbon dioxide Substances 0.000 description 1
238000005266 casting Methods 0.000 description 1
238000003889 chemical engineering Methods 0.000 description 1
238000006731 degradation reaction Methods 0.000 description 1
238000003912 environmental pollution Methods 0.000 description 1
-1 ester silicate Chemical class 0.000 description 1
238000002347 injection Methods 0.000 description 1
239000007924 injection Substances 0.000 description 1
239000011159 matrix material Substances 0.000 description 1
239000002184 metal Substances 0.000 description 1
229910052751 metal Inorganic materials 0.000 description 1
239000000203 mixture Substances 0.000 description 1
229910001948 sodium oxide Inorganic materials 0.000 description 1
239000007787 solid Substances 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/10—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by dust separating

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Mold Materials And Core Materials (AREA)
Disintegrating Or Milling (AREA)

CA000410616A 1981-09-03 1982-09-01 Procede de recyclage des sables de fonderie Expired CA1209784A (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB8126689		1981-09-03
GB8126689		1981-09-03

Publications (1)

Publication Number	Publication Date
CA1209784A true CA1209784A (fr)	1986-08-19

Family

ID=10524292

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000410616A Expired CA1209784A (fr)	1981-09-03	1982-09-01	Procede de recyclage des sables de fonderie

Country Status (8)

Country	Link
EP (1)	EP0074755B1 (fr)
JP (1)	JPS5853346A (fr)
AU (1)	AU542894B2 (fr)
BR (1)	BR8205096A (fr)
CA (1)	CA1209784A (fr)
DE (1)	DE3268559D1 (fr)
ES (1)	ES8308242A1 (fr)
ZA (1)	ZA826431B (fr)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2478461A (en) *	1946-03-16	1949-08-09	Nichols Eng & Res Corp	Apparatus and method for treating foundry sand
US3088183A (en) *	1960-12-19	1963-05-07	Simpson Herbert Corp	Apparatus for treating granular material
DE2408981C3 (de) *	1974-02-25	1979-11-08	Alb. Klein Kg, 5241 Niederfischbach	Verfahren zur Reinigung von Schüttgütern durch Zentrifugalkräfte sowie Vorrichtung zur Durchführung des Verfahrens
GB1463749A (en) *	1974-08-21	1977-02-09	British Leyland Uk Ltd	Apparatus for use in producing a fluidised bed of granular material
GB1493774A (en) *	1975-05-22	1977-11-30	Raytheon Co	Materials separating apparatus
US3970547A (en) *	1975-05-22	1976-07-20	Raytheon Company	Air classification apparatus
DE2921197A1 (de) *	1979-05-25	1980-12-04	Hermann J Linder	Verfahren und vorrichtung zum regenerieren von giessereisand
GB2061770A (en) *	1979-10-27	1981-05-20	Futtans Ltd	Improvements in or relating to the separation of granular mixtures

1982
- 1982-08-30 AU AU87845/82A patent/AU542894B2/en not_active Ceased
- 1982-08-31 BR BR8205096A patent/BR8205096A/pt unknown
- 1982-09-01 EP EP82304595A patent/EP0074755B1/fr not_active Expired
- 1982-09-01 CA CA000410616A patent/CA1209784A/fr not_active Expired
- 1982-09-01 DE DE8282304595T patent/DE3268559D1/de not_active Expired
- 1982-09-02 ZA ZA826431A patent/ZA826431B/xx unknown
- 1982-09-02 ES ES515460A patent/ES8308242A1/es not_active Expired
- 1982-09-02 JP JP57153345A patent/JPS5853346A/ja active Pending

Also Published As

Publication number	Publication date
BR8205096A (pt)	1983-08-09
ES515460A0 (es)	1983-08-16
JPS5853346A (ja)	1983-03-29
ES8308242A1 (es)	1983-08-16
AU542894B2 (en)	1985-03-21
ZA826431B (en)	1984-04-25
AU8784582A (en)	1983-03-10
DE3268559D1 (en)	1986-02-27
EP0074755A1 (fr)	1983-03-23
EP0074755B1 (fr)	1986-01-15

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Legal Events

Date	Code	Title	Description
2003-08-19	MKEX	Expiry