FR862964A - Procédé perfectionné de fabrication de gel de silice - Google Patents

Procédé perfectionné de fabrication de gel de silice

Info

Publication number
FR862964A
FR862964A FR862964DA FR862964A FR 862964 A FR862964 A FR 862964A FR 862964D A FR862964D A FR 862964DA FR 862964 A FR862964 A FR 862964A
Authority
FR
France
Prior art keywords
silica gel
manufacturing process
gel manufacturing
advanced silica
advanced
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
Other languages
English (en)
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.)
Anglo Iranian Oil Co Ltd
Original Assignee
Anglo Iranian Oil Co Ltd
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 Anglo Iranian Oil Co Ltd filed Critical Anglo Iranian Oil Co Ltd
Application granted granted Critical
Publication of FR862964A publication Critical patent/FR862964A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/113—Silicon oxides; Hydrates thereof
    • C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
    • C01B33/152—Preparation of hydrogels
    • C01B33/154—Preparation of hydrogels by acidic treatment of aqueous silicate solutions
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/103—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate comprising silica

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
FR862964D 1940-01-18 1940-01-18 Procédé perfectionné de fabrication de gel de silice Expired FR862964A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR862964T 1940-01-18

Publications (1)

Publication Number Publication Date
FR862964A true FR862964A (fr) 1941-03-20

Family

ID=9343043

Family Applications (1)

Application Number Title Priority Date Filing Date
FR862964D Expired FR862964A (fr) 1940-01-18 1940-01-18 Procédé perfectionné de fabrication de gel de silice

Country Status (1)

Country Link
FR (1) FR862964A (fr)

Similar Documents

Publication Publication Date Title
FR886030A (fr) Vitre lamellaire et son procédé de fabrication
FR917589A (fr) Procédé de reproduction photomécanique
FR880552A (fr) Procédé et installation pour la fabrication de pneumatiques
FR915643A (fr) Procédé de polymérisation
FR886009A (fr) Procédé de fabrication de sulfanilamidopyrimidines
FR882841A (fr) Procédé de fabrication de polyoxamides fortement basiques
FR862964A (fr) Procédé perfectionné de fabrication de gel de silice
FR856316A (fr) Procédé de fabrication de plâtre
FR881974A (fr) Procédé de fabrication de caramel
FR886235A (fr) Procédé de fabrication de rhodacyanines
FR869066A (fr) Procédé de fabrication de décalcomanies
FR871757A (fr) Procédé de fabrication de magnésie
FR876552A (fr) Procédé de fabrication d'isosucramines
FR971963A (fr) Procédé de fabrication de résistances électriques
FR885959A (fr) Procédé perfectionné de fabrication de levures
FR828342A (fr) Procédé de fabrication de géle de silice
FR880872A (fr) Procédé de fabrication de 2-aminopyrimidines
FR866646A (fr) Procédé de fabrication de teinture de tournesol
FR866375A (fr) Procédé de fabrication de parfums
FR966760A (fr) Procédé de polymérisation
FR874016A (fr) Procédé de callitypie
FR870764A (fr) Procédé de développement-fixage
FR917265A (fr) Procédé de fabrication des graisses
FR896755A (fr) Procédé de fabrication de magnésie hydratée
FR886837A (fr) Procédé de fabrication de nouvelles benzènesulfonylguanidines