FR2270209A1 - - Google Patents

Info

Publication number
FR2270209A1
FR2270209A1 FR7514128A FR7514128A FR2270209A1 FR 2270209 A1 FR2270209 A1 FR 2270209A1 FR 7514128 A FR7514128 A FR 7514128A FR 7514128 A FR7514128 A FR 7514128A FR 2270209 A1 FR2270209 A1 FR 2270209A1
Authority
FR
France
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.)
Granted
Application number
FR7514128A
Other languages
French (fr)
Other versions
FR2270209B1 (enExample
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.)
Tecneco SpA
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
Publication of FR2270209A1 publication Critical patent/FR2270209A1/fr
Application granted granted Critical
Publication of FR2270209B1 publication Critical patent/FR2270209B1/fr
Expired legal-status Critical Current

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Removal Of Specific Substances (AREA)
  • Catalysts (AREA)
FR7514128A 1974-05-08 1975-05-06 Expired FR2270209B1 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT22396/74A IT1010486B (it) 1974-05-08 1974-05-08 Procedimento per la depurazione delle acque di scarico

Publications (2)

Publication Number Publication Date
FR2270209A1 true FR2270209A1 (enExample) 1975-12-05
FR2270209B1 FR2270209B1 (enExample) 1980-04-18

Family

ID=11195718

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7514128A Expired FR2270209B1 (enExample) 1974-05-08 1975-05-06

Country Status (23)

Country Link
JP (1) JPS50152557A (enExample)
AT (2) AT346253B (enExample)
BE (1) BE828570A (enExample)
CH (1) CH617642A5 (enExample)
CS (1) CS202546B2 (enExample)
DD (1) DD118051A5 (enExample)
DE (1) DE2520531A1 (enExample)
DK (1) DK196775A (enExample)
ES (1) ES437875A1 (enExample)
FI (1) FI751142A7 (enExample)
FR (1) FR2270209B1 (enExample)
GB (1) GB1474145A (enExample)
IE (1) IE41336B1 (enExample)
IL (1) IL47073A (enExample)
IT (1) IT1010486B (enExample)
LU (1) LU72427A1 (enExample)
NL (1) NL7505514A (enExample)
NO (1) NO751626L (enExample)
PL (1) PL111038B1 (enExample)
RO (1) RO69366A (enExample)
SE (1) SE7505290L (enExample)
TR (1) TR19213A (enExample)
YU (1) YU103975A (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2613128C2 (de) * 1976-03-27 1982-03-04 Hoechst Ag, 6000 Frankfurt Verfahren zur Verminderung des Quecksilbergehaltes von Betriebsabwässern
IT8348501A0 (it) * 1982-06-16 1983-06-14 Occidental Chem Co Apparecchio e procedimento per rimuovere ioni rame da una soluzione acquosa
DE3411228C1 (de) * 1984-03-27 1985-05-30 Du Pont de Nemours (Deutschland) GmbH, 4000 Düsseldorf Verfahren zur umweltfreundlichen Reinigung von photographischem Waschwasser aus Filmverarbeitungsmaschinen und Vorrichtung zur Durchführung des Verfahrens
DE4217987A1 (de) * 1992-05-30 1993-12-02 Battelle Institut E V Verfahren zur Abtrennung von Schwermetallen, insbesondere in Form von Quecksilber, Nickel und Kobalt sowie Verbindungen hiervon aus dem Erdreich, Schlämmen und Wässern
DK0660804T3 (da) * 1992-09-18 1997-09-01 Krueger As I Fremgangsmåde til rensning af metalholdige vandige medier og fremgangsmåde til fremstilling af en adsorbent.
DE102007045337B4 (de) * 2007-09-22 2021-01-07 Bayerische Motoren Werke Aktiengesellschaft Verfahren zum Schutz vor Chrom(VI)-haltigem Staub

Family Cites Families (1)

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

Also Published As

Publication number Publication date
ES437875A1 (es) 1977-01-01
DE2520531A1 (de) 1975-11-13
AT346253B (de) 1978-11-10
NO751626L (enExample) 1975-11-11
DD118051A5 (enExample) 1976-02-12
ATA390876A (de) 1979-01-15
FI751142A7 (enExample) 1975-11-09
BE828570A (fr) 1975-08-18
RO69366A (ro) 1981-07-30
CH617642A5 (en) 1980-06-13
AT351775B (de) 1978-02-15
NL7505514A (nl) 1975-11-11
DK196775A (da) 1975-11-09
IL47073A (en) 1978-07-31
IT1010486B (it) 1977-01-10
IE41336B1 (en) 1979-12-05
IE41336L (en) 1975-11-08
IL47073A0 (en) 1975-06-25
LU72427A1 (enExample) 1975-08-26
AU8013875A (en) 1976-10-21
PL111038B1 (en) 1980-08-30
SE7505290L (sv) 1975-11-10
YU103975A (en) 1982-02-28
ATA351775A (de) 1978-02-15
JPS50152557A (enExample) 1975-12-08
TR19213A (tr) 1978-06-07
CS202546B2 (en) 1981-01-30
FR2270209B1 (enExample) 1980-04-18
GB1474145A (en) 1977-05-18

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Legal Events

Date Code Title Description
ST Notification of lapse