IT1010486B - PROCEDURE FOR THE PURIFICATION OF WASTE WATER - Google Patents

PROCEDURE FOR THE PURIFICATION OF WASTE WATER

Info

Publication number
IT1010486B
IT1010486B IT22396/74A IT2239674A IT1010486B IT 1010486 B IT1010486 B IT 1010486B IT 22396/74 A IT22396/74 A IT 22396/74A IT 2239674 A IT2239674 A IT 2239674A IT 1010486 B IT1010486 B IT 1010486B
Authority
IT
Italy
Prior art keywords
purification
procedure
waste water
waste
water
Prior art date
Application number
IT22396/74A
Other languages
Italian (it)
Inventor
C Piccinini
Federici Fabio
Original Assignee
Tecneco Spa
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 Tecneco Spa filed Critical Tecneco Spa
Priority to IT22396/74A priority Critical patent/IT1010486B/en
Priority to IL47073A priority patent/IL47073A/en
Priority to AU80138/75A priority patent/AU488364B2/en
Priority to FI751142A priority patent/FI751142A/fi
Priority to YU01039/75A priority patent/YU103975A/en
Priority to GB1736975A priority patent/GB1474145A/en
Priority to IE946/75A priority patent/IE41336B1/en
Priority to CH541075A priority patent/CH617642A5/en
Priority to TR19213A priority patent/TR19213A/en
Priority to BE155938A priority patent/BE828570A/en
Priority to RO7582142A priority patent/RO69366A/en
Priority to PL1975180173A priority patent/PL111038B1/en
Priority to DK196775A priority patent/DK196775A/en
Priority to CS753094A priority patent/CS202546B2/en
Priority to DD185871A priority patent/DD118051A5/xx
Priority to FR7514128A priority patent/FR2270209B1/fr
Priority to NO751626A priority patent/NO751626L/no
Priority to SE7505290A priority patent/SE7505290L/en
Priority to DE19752520531 priority patent/DE2520531A1/en
Priority to LU72427A priority patent/LU72427A1/xx
Priority to AT351775A priority patent/AT346253B/en
Priority to ES437875A priority patent/ES437875A1/en
Priority to JP50054324A priority patent/JPS50152557A/ja
Priority to NL7505514A priority patent/NL7505514A/en
Priority to AT390876A priority patent/AT351775B/en
Application granted granted Critical
Publication of IT1010486B publication Critical patent/IT1010486B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/70—Treatment of water, waste water, or sewage by reduction
    • C02F1/705—Reduction by metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
    • B29C44/467—Foam spreading or levelling devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/58—Moulds
    • B29C44/588—Moulds with means for venting, e.g. releasing foaming gas
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/10—Moulds or cores; Details thereof or accessories therefor with incorporated venting means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C37/006—Degassing moulding material or draining off gas during moulding
IT22396/74A 1974-05-08 1974-05-08 PROCEDURE FOR THE PURIFICATION OF WASTE WATER IT1010486B (en)

Priority Applications (25)

Application Number Priority Date Filing Date Title
IT22396/74A IT1010486B (en) 1974-05-08 1974-05-08 PROCEDURE FOR THE PURIFICATION OF WASTE WATER
IL47073A IL47073A (en) 1974-05-08 1975-04-11 Process for the purification of waste waters containing heavy metal compounds
AU80138/75A AU488364B2 (en) 1974-05-08 1975-04-15 Process forthe purification of waste waters
FI751142A FI751142A (en) 1974-05-08 1975-04-17
YU01039/75A YU103975A (en) 1974-05-08 1975-04-23 Process for the purification of waste-water
GB1736975A GB1474145A (en) 1974-05-08 1975-04-25 Reducing the contents of heavy metals in solution
IE946/75A IE41336B1 (en) 1974-05-08 1975-04-28 Reducing the contents of heavy metals in solution
CH541075A CH617642A5 (en) 1974-05-08 1975-04-28 Process for purifying effluents containing heavy metal compounds
BE155938A BE828570A (en) 1974-05-08 1975-04-29 PROCESS FOR PURIFYING RESIDUAL WATER CONTAINING HEAVY METALS
TR19213A TR19213A (en) 1974-05-08 1975-04-29 PROCEDURE FOR DISPOSAL OF LAST WATER
DK196775A DK196775A (en) 1974-05-08 1975-05-05 WASTE CLEANING PROCEDURE
PL1975180173A PL111038B1 (en) 1974-05-08 1975-05-05 Method of treatment of sewages containing heavy metals compounds
RO7582142A RO69366A (en) 1974-05-08 1975-05-05 PROCEDURE FOR WASTE WATER PURIFICATION
CS753094A CS202546B2 (en) 1974-05-08 1975-05-05 Chromates containing waste water treatment
FR7514128A FR2270209B1 (en) 1974-05-08 1975-05-06
NO751626A NO751626L (en) 1974-05-08 1975-05-06
SE7505290A SE7505290L (en) 1974-05-08 1975-05-06 PROCEDURE FOR CLEANING THE WASTEWATER.
DD185871A DD118051A5 (en) 1974-05-08 1975-05-06
DE19752520531 DE2520531A1 (en) 1974-05-08 1975-05-07 METHOD FOR PURIFYING WASTE WATER
LU72427A LU72427A1 (en) 1974-05-08 1975-05-07
AT351775A AT346253B (en) 1974-05-08 1975-05-07 METHOD FOR CLEANING UP CHROMATIC WASTE
ES437875A ES437875A1 (en) 1974-05-08 1975-05-07 Reducing the contents of heavy metals in solution
JP50054324A JPS50152557A (en) 1974-05-08 1975-05-08
NL7505514A NL7505514A (en) 1974-05-08 1975-05-09 METHOD FOR THE PURIFICATION OF WASTE WATER.
AT390876A AT351775B (en) 1974-05-08 1976-05-28 PROCESS FOR SHAPING THE SURFACE OF FOAMED POLYMERS FROM LIQUID MIXTURES IN ONE STEP

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT22396/74A IT1010486B (en) 1974-05-08 1974-05-08 PROCEDURE FOR THE PURIFICATION OF WASTE WATER

Publications (1)

Publication Number Publication Date
IT1010486B true IT1010486B (en) 1977-01-10

Family

ID=11195718

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22396/74A IT1010486B (en) 1974-05-08 1974-05-08 PROCEDURE FOR THE PURIFICATION OF WASTE WATER

Country Status (23)

Country Link
JP (1) JPS50152557A (en)
AT (2) AT346253B (en)
BE (1) BE828570A (en)
CH (1) CH617642A5 (en)
CS (1) CS202546B2 (en)
DD (1) DD118051A5 (en)
DE (1) DE2520531A1 (en)
DK (1) DK196775A (en)
ES (1) ES437875A1 (en)
FI (1) FI751142A (en)
FR (1) FR2270209B1 (en)
GB (1) GB1474145A (en)
IE (1) IE41336B1 (en)
IL (1) IL47073A (en)
IT (1) IT1010486B (en)
LU (1) LU72427A1 (en)
NL (1) NL7505514A (en)
NO (1) NO751626L (en)
PL (1) PL111038B1 (en)
RO (1) RO69366A (en)
SE (1) SE7505290L (en)
TR (1) TR19213A (en)
YU (1) YU103975A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2613128C2 (en) * 1976-03-27 1982-03-04 Hoechst Ag, 6000 Frankfurt Process for reducing the mercury content of industrial wastewater
DE3321451A1 (en) * 1982-06-16 1983-12-22 Occidental Chemical Corp., 48089 Warren, Mich. DEVICE AND METHOD FOR REMOVING COPPERIONS FROM AQUEOUS SOLUTIONS
DE3411228C1 (en) * 1984-03-27 1985-05-30 Du Pont de Nemours (Deutschland) GmbH, 4000 Düsseldorf Process for the environmentally friendly purification of photographic wash water from film processing machines and apparatus for carrying out the process
DE4217987A1 (en) * 1992-05-30 1993-12-02 Battelle Institut E V Removal and recovery of heavy metals from earth, sludges and waterways - by amalgamation and sedimentation of esp. mercury@, nickel@ and cobalt@ and their cpds., by addn. of powered zinc@ or aluminium@
DE69308311T2 (en) * 1992-09-18 1997-09-11 Krueger As I METHOD FOR PURIFYING METAL-CONTAINING AQUEOUS LIQUIDS AND METHOD FOR PRODUCING AN ADSORBENT
DE102007045337B4 (en) * 2007-09-22 2021-01-07 Bayerische Motoren Werke Aktiengesellschaft Procedure for protection against dust containing chromium (VI)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2177656B1 (en) * 1972-03-31 1979-02-16 Lewandowski Raymond

Also Published As

Publication number Publication date
GB1474145A (en) 1977-05-18
CS202546B2 (en) 1981-01-30
NL7505514A (en) 1975-11-11
AT351775B (en) 1978-02-15
ES437875A1 (en) 1977-01-01
DD118051A5 (en) 1976-02-12
FR2270209B1 (en) 1980-04-18
CH617642A5 (en) 1980-06-13
ATA351775A (en) 1978-02-15
BE828570A (en) 1975-08-18
NO751626L (en) 1975-11-11
AU8013875A (en) 1976-10-21
LU72427A1 (en) 1975-08-26
YU103975A (en) 1982-02-28
FR2270209A1 (en) 1975-12-05
IE41336B1 (en) 1979-12-05
PL111038B1 (en) 1980-08-30
ATA390876A (en) 1979-01-15
RO69366A (en) 1981-07-30
JPS50152557A (en) 1975-12-08
SE7505290L (en) 1975-11-10
IL47073A0 (en) 1975-06-25
TR19213A (en) 1978-06-07
DE2520531A1 (en) 1975-11-13
FI751142A (en) 1975-11-09
IE41336L (en) 1975-11-08
IL47073A (en) 1978-07-31
AT346253B (en) 1978-11-10
DK196775A (en) 1975-11-09

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