IT998343B - Procedimento per la preparazione di schiuma a base di zolfo in modo continuo e apparecchiatura relativa - Google Patents

Procedimento per la preparazione di schiuma a base di zolfo in modo continuo e apparecchiatura relativa

Info

Publication number
IT998343B
IT998343B IT2776673A IT2776673A IT998343B IT 998343 B IT998343 B IT 998343B IT 2776673 A IT2776673 A IT 2776673A IT 2776673 A IT2776673 A IT 2776673A IT 998343 B IT998343 B IT 998343B
Authority
IT
Italy
Prior art keywords
procedure
related equipment
based foam
continuous preparation
sulfur based
Prior art date
Application number
IT2776673A
Other languages
English (en)
Original Assignee
Chevron Res
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 Chevron Res filed Critical Chevron Res
Application granted granted Critical
Publication of IT998343B publication Critical patent/IT998343B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/36—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing sulfur, sulfides or selenium
    • 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
    • B29C44/461—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length dispensing apparatus, e.g. dispensing foaming resin over the whole width of the moving surface
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/02—Preparation of sulfur; Purification
    • C01B17/0243—Other after-treatment of sulfur

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
IT2776673A 1972-08-17 1973-08-10 Procedimento per la preparazione di schiuma a base di zolfo in modo continuo e apparecchiatura relativa IT998343B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US28158772A 1972-08-17 1972-08-17
US38259873A 1973-07-25 1973-07-25

Publications (1)

Publication Number Publication Date
IT998343B true IT998343B (it) 1976-01-20

Family

ID=26960961

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2776673A IT998343B (it) 1972-08-17 1973-08-10 Procedimento per la preparazione di schiuma a base di zolfo in modo continuo e apparecchiatura relativa

Country Status (10)

Country Link
JP (1) JPS49131993A (it)
CA (1) CA1030700A (it)
DE (1) DE2340927C3 (it)
ES (1) ES417904A1 (it)
FI (1) FI62039C (it)
FR (1) FR2196370B1 (it)
GB (1) GB1430215A (it)
IT (1) IT998343B (it)
NO (1) NO138249C (it)
SE (1) SE393366B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1072249A (en) * 1974-10-18 1980-02-19 Chevron Research And Technology Company Sulfur foam
CA1121952A (en) * 1977-07-29 1982-04-20 John A. Heinen Composition and method for preparing foams of solid liquescent materials using selected solid particulate substances

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3337355A (en) * 1965-02-04 1967-08-22 Southwest Patents Inc Solid foamed sulphur and process for the manufacture thereof

Also Published As

Publication number Publication date
CA1030700A (en) 1978-05-02
AU5935573A (en) 1975-02-20
NO138249C (no) 1978-08-02
FR2196370B1 (it) 1976-11-12
ES417904A1 (es) 1976-07-01
GB1430215A (en) 1976-03-31
FI62039C (fi) 1982-11-10
SE393366B (sv) 1977-05-09
DE2340927C3 (de) 1980-09-04
FI62039B (fi) 1982-07-30
NO138249B (no) 1978-04-24
DE2340927B2 (de) 1980-01-03
FR2196370A1 (it) 1974-03-15
DE2340927A1 (de) 1974-02-28
JPS49131993A (it) 1974-12-18

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