IT1098434B - EQUIPMENT FOR THE PRODUCTION OF FILLING ELEMENTS WITH LARGE EXCHANGE SURFACES IN PLASTIC MATERIAL WITH THIN, MARIGID WALL, FOR BIOLOGICAL PURIFICATION PLANTS WITH FILTER BEDS, AND FILLING ELEMENTS SO OBTAINED - Google Patents
EQUIPMENT FOR THE PRODUCTION OF FILLING ELEMENTS WITH LARGE EXCHANGE SURFACES IN PLASTIC MATERIAL WITH THIN, MARIGID WALL, FOR BIOLOGICAL PURIFICATION PLANTS WITH FILTER BEDS, AND FILLING ELEMENTS SO OBTAINEDInfo
- Publication number
- IT1098434B IT1098434B IT2726178A IT2726178A IT1098434B IT 1098434 B IT1098434 B IT 1098434B IT 2726178 A IT2726178 A IT 2726178A IT 2726178 A IT2726178 A IT 2726178A IT 1098434 B IT1098434 B IT 1098434B
- Authority
- IT
- Italy
- Prior art keywords
- filling elements
- marigid
- thin
- production
- equipment
- Prior art date
Links
Classifications
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/30—Loose or shaped packing elements, e.g. Raschig rings or Berl saddles, for pouring into the apparatus for mass or heat transfer
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/10—Packings; Fillings; Grids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/30—Details relating to random packing elements
- B01J2219/302—Basic shape of the elements
- B01J2219/30207—Sphere
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/30—Details relating to random packing elements
- B01J2219/302—Basic shape of the elements
- B01J2219/30296—Other shapes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/30—Details relating to random packing elements
- B01J2219/304—Composition or microstructure of the elements
- B01J2219/30466—Plastics
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C2045/338—Mould parts with combined axial and transversal movements
-
- 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
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2726178A IT1098434B (en) | 1978-09-01 | 1978-09-01 | EQUIPMENT FOR THE PRODUCTION OF FILLING ELEMENTS WITH LARGE EXCHANGE SURFACES IN PLASTIC MATERIAL WITH THIN, MARIGID WALL, FOR BIOLOGICAL PURIFICATION PLANTS WITH FILTER BEDS, AND FILLING ELEMENTS SO OBTAINED |
DE19792928784 DE2928784A1 (en) | 1978-09-01 | 1979-07-17 | Reaction tower packing element - has funnels with thin wavy walls intersecting lightweight spheres |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2726178A IT1098434B (en) | 1978-09-01 | 1978-09-01 | EQUIPMENT FOR THE PRODUCTION OF FILLING ELEMENTS WITH LARGE EXCHANGE SURFACES IN PLASTIC MATERIAL WITH THIN, MARIGID WALL, FOR BIOLOGICAL PURIFICATION PLANTS WITH FILTER BEDS, AND FILLING ELEMENTS SO OBTAINED |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7827261A0 IT7827261A0 (en) | 1978-09-01 |
IT1098434B true IT1098434B (en) | 1985-09-07 |
Family
ID=11221298
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2726178A IT1098434B (en) | 1978-09-01 | 1978-09-01 | EQUIPMENT FOR THE PRODUCTION OF FILLING ELEMENTS WITH LARGE EXCHANGE SURFACES IN PLASTIC MATERIAL WITH THIN, MARIGID WALL, FOR BIOLOGICAL PURIFICATION PLANTS WITH FILTER BEDS, AND FILLING ELEMENTS SO OBTAINED |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE2928784A1 (en) |
IT (1) | IT1098434B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3106465A1 (en) * | 1981-02-21 | 1982-09-09 | Menzel Gmbh & Co, 7000 Stuttgart | METHOD, DEVICE AND MEANS FOR WASTE WATER TREATMENT |
IT1138844B (en) * | 1981-07-17 | 1986-09-17 | Hydro System Srl | FILLING BODIES |
ATA177787A (en) * | 1986-08-04 | 1991-08-15 | Mueanyagfel Dolgozo Vall | SPHERICAL OR CIRCULAR FILLING ELEMENT MADE OF PLASTIC WITH CENTRAL FLOW OPENING FOR DISORDERED FILLINGS OF BIOLOGICAL DRIP BODIES |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE191890C (en) * | ||||
FR1405374A (en) * | 1964-03-25 | 1965-07-09 | Hauts Fourneaux & Forges De Sa | Filling body for the treatment of fluids |
-
1978
- 1978-09-01 IT IT2726178A patent/IT1098434B/en active
-
1979
- 1979-07-17 DE DE19792928784 patent/DE2928784A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
DE2928784A1 (en) | 1980-03-13 |
IT7827261A0 (en) | 1978-09-01 |
DE2928784C2 (en) | 1987-01-22 |
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