BE760821A - DEVICE FOR CONCENTRATING A SOLUTION OR A - Google Patents

DEVICE FOR CONCENTRATING A SOLUTION OR A

Info

Publication number
BE760821A
BE760821A BE760821A BE760821A BE760821A BE 760821 A BE760821 A BE 760821A BE 760821 A BE760821 A BE 760821A BE 760821 A BE760821 A BE 760821A BE 760821 A BE760821 A BE 760821A
Authority
BE
Belgium
Prior art keywords
concentrating
solution
Prior art date
Application number
BE760821A
Other languages
French (fr)
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of BE760821A publication Critical patent/BE760821A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/06—Flash distillation
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/285—Feeding the extrusion material to the extruder
    • B29C48/29—Feeding the extrusion material to the extruder in liquid form
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/76—Venting, drying means; Degassing 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/76—Venting, drying means; Degassing means
    • B29C48/765—Venting, drying means; Degassing means in the extruder apparatus
    • B29C48/766—Venting, drying means; Degassing means in the extruder apparatus in screw extruders
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/001—Removal of residual monomers by physical means
    • C08F6/003—Removal of residual monomers by physical means from polymer solutions, suspensions, dispersions or emulsions without recovery of the polymer therefrom
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
BE760821A 1969-12-24 1970-12-24 DEVICE FOR CONCENTRATING A SOLUTION OR A BE760821A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1964949A DE1964949C3 (en) 1969-12-24 1969-12-24 Device for concentrating a solution or suspension

Publications (1)

Publication Number Publication Date
BE760821A true BE760821A (en) 1971-05-27

Family

ID=5755009

Family Applications (1)

Application Number Title Priority Date Filing Date
BE760821A BE760821A (en) 1969-12-24 1970-12-24 DEVICE FOR CONCENTRATING A SOLUTION OR A

Country Status (8)

Country Link
JP (1) JPS5133869B1 (en)
BE (1) BE760821A (en)
CH (1) CH510449A (en)
DE (1) DE1964949C3 (en)
FR (1) FR2072061B1 (en)
GB (1) GB1316796A (en)
NL (1) NL7017329A (en)
SE (1) SE377765B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4011382A1 (en) * 1990-04-07 1991-10-10 Bayer Ag CONTINUOUS METHOD FOR SEPARATING SOLUTIONS AND SUSPENSIONS IN A GIANT-PROOF SOLID AND IN A FAR-FREE SOLID DISTILLATE
DE10001256A1 (en) * 2000-01-14 2001-07-19 Bayer Ag Continuous drying and gel formation of polymers containing solvents, e.g. cellulose ether, involves flash evaporation at reduced pressure

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3244688A (en) * 1962-04-16 1966-04-05 Phillips Petroleum Co Process for processing of polymers

Also Published As

Publication number Publication date
FR2072061B1 (en) 1973-02-02
CH510449A (en) 1971-07-31
GB1316796A (en) 1973-05-16
DE1964949B2 (en) 1976-05-20
SE377765B (en) 1975-07-28
DE1964949C3 (en) 1980-09-25
FR2072061A1 (en) 1971-09-24
DE1964949A1 (en) 1971-07-01
NL7017329A (en) 1971-06-28
JPS5133869B1 (en) 1976-09-22

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