FR1380731A - Improvements relating to the manufacture of urethane foam - Google Patents

Improvements relating to the manufacture of urethane foam

Info

Publication number
FR1380731A
FR1380731A FR951689A FR951689A FR1380731A FR 1380731 A FR1380731 A FR 1380731A FR 951689 A FR951689 A FR 951689A FR 951689 A FR951689 A FR 951689A FR 1380731 A FR1380731 A FR 1380731A
Authority
FR
France
Prior art keywords
manufacture
urethane foam
improvements relating
relating
urethane
Prior art date
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
FR951689A
Other languages
French (fr)
Inventor
Alan Philip Perrin
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
Priority claimed from GB40491/62A external-priority patent/GB1071081A/en
Application filed filed Critical
Priority to FR951689A priority Critical patent/FR1380731A/en
Application granted granted Critical
Publication of FR1380731A publication Critical patent/FR1380731A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/58—Component parts, details or accessories; Auxiliary operations
    • B29B7/60—Component parts, details or accessories; Auxiliary operations for feeding, e.g. end guides for the incoming material
    • B29B7/603—Component parts, details or accessories; Auxiliary operations for feeding, e.g. end guides for the incoming material in measured doses, e.g. proportioning of several materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/71—Feed mechanisms
    • B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
    • B01F35/7174—Feed mechanisms characterised by the means for feeding the components to the mixer using pistons, plungers or syringes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/80—Forming a predetermined ratio of the substances to be mixed
    • B01F35/88—Forming a predetermined ratio of the substances to be mixed by feeding the materials batchwise
    • B01F35/882—Forming a predetermined ratio of the substances to be mixed by feeding the materials batchwise using measuring chambers, e.g. volumetric pumps, for feeding the substances
    • B01F35/8822—Forming a predetermined ratio of the substances to be mixed by feeding the materials batchwise using measuring chambers, e.g. volumetric pumps, for feeding the substances using measuring chambers of the piston or plunger type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7404—Mixing devices specially adapted for foamable substances
    • B29B7/7433—Plants
FR951689A 1962-10-25 1963-10-24 Improvements relating to the manufacture of urethane foam Expired FR1380731A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR951689A FR1380731A (en) 1962-10-25 1963-10-24 Improvements relating to the manufacture of urethane foam

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB40491/62A GB1071081A (en) 1962-10-25 1962-10-25 Improvements in or relating to the manufacture of moulded polyurethane foams
FR951689A FR1380731A (en) 1962-10-25 1963-10-24 Improvements relating to the manufacture of urethane foam

Publications (1)

Publication Number Publication Date
FR1380731A true FR1380731A (en) 1964-12-04

Family

ID=26204047

Family Applications (1)

Application Number Title Priority Date Filing Date
FR951689A Expired FR1380731A (en) 1962-10-25 1963-10-24 Improvements relating to the manufacture of urethane foam

Country Status (1)

Country Link
FR (1) FR1380731A (en)

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