NL221775A - - Google Patents

Info

Publication number
NL221775A
NL221775A NL221775DA NL221775A NL 221775 A NL221775 A NL 221775A NL 221775D A NL221775D A NL 221775DA NL 221775 A NL221775 A NL 221775A
Authority
NL
Netherlands
Application number
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.)
Publication of NL221775A publication Critical patent/NL221775A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/46—Purification of aluminium oxide, aluminium hydroxide or aluminates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B30/00—Preparation of starch, degraded or non-chemically modified starch, amylose, or amylopectin
    • C08B30/04—Extraction or purification
    • C08B30/042—Extraction or purification from cereals or grains
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/20—Particle morphology extending in two dimensions, e.g. plate-like
    • C01P2004/22—Particle morphology extending in two dimensions, e.g. plate-like with a polygonal circumferential shape

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
NL221775D 1956-10-24 NL221775A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US617947A US2961297A (en) 1956-10-24 1956-10-24 Process for producing alumina of low soda content

Publications (1)

Publication Number Publication Date
NL221775A true NL221775A (ja)

Family

ID=24475711

Family Applications (2)

Application Number Title Priority Date Filing Date
NL221775D NL221775A (ja) 1956-10-24
NL112432D NL112432C (ja) 1956-10-24

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL112432D NL112432C (ja) 1956-10-24

Country Status (6)

Country Link
US (1) US2961297A (ja)
CH (1) CH372289A (ja)
DE (1) DE1132103B (ja)
FR (1) FR1184745A (ja)
GB (1) GB864010A (ja)
NL (2) NL112432C (ja)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3092452A (en) * 1959-08-18 1963-06-04 Aluminum Co Of America Production of low-soda alumina
US3092453A (en) * 1959-08-18 1963-06-04 Aluminum Co Of America Production of low-soda alumina
US3175883A (en) * 1961-06-05 1965-03-30 Aluminium Lab Ltd Process for reducing the soda content of alumina
US3402024A (en) * 1963-11-22 1968-09-17 Army Usa Method of treating alumina
GB1046582A (en) * 1964-03-04 1966-10-26 Gen Motors Ltd Improved method of producing alumina
US3443894A (en) * 1966-08-30 1969-05-13 Aluminum Co Of America Process for producing kappa alumina
US3532460A (en) * 1968-03-21 1970-10-06 Aluminum Co Of America Purification of alumina
US3655339A (en) * 1969-07-18 1972-04-11 Aluminum Co Of America Production of low-soda alumina
US5360778A (en) * 1993-05-11 1994-11-01 Exxon Research And Engineering Company High surface purity heat transfer solids for high temperature fluidized bed reactions
US5360777A (en) * 1993-05-11 1994-11-01 Exxon Research And Engineering Company High performance alumina heat transfer solids for high temperature fluidized bed synthesis gas reactions
CA2136582A1 (en) * 1993-11-25 1995-05-26 Masahide Mohri Method for producing alpha-alumina powder
KR960700194A (ko) * 1993-11-25 1996-01-19 고사이 아키오 α-알루미나 분말의 제조방법(Process for producing α-alumina powder)
AU699077B2 (en) * 1995-02-21 1998-11-19 Sumitomo Chemical Company, Limited Alpha-alumina and method for producing the same
WO1999044266A1 (fr) * 1998-02-27 1999-09-02 Ngk Spark Plug Co., Ltd. Bougie d'allumage, isolant en alumine pour bougie d'allumage et son procede de production
KR101147047B1 (ko) * 2010-04-16 2012-05-17 주식회사 에이치엠알(Hmr) 고순도 알루미나 제조방법

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE165612C (ja) *
CA462193A (en) * 1950-01-03 Henry Riesmeyer August Treatment of alumina
US1036454A (en) * 1912-06-04 1912-08-20 David H Childs Process of producing alumina.
US2069060A (en) * 1935-12-14 1937-01-26 Gen Motors Corp Alkali-free ceramic materials and method of making same
CH217476A (de) * 1939-11-25 1941-10-31 Aluminium Ind Ag Verfahren zur Gewinnung von Natriumaluminat aus Alkalialuminiumsilikaten.
US2469088A (en) * 1946-04-11 1949-05-03 Aluminum Co Of America Process of producing alumina
US2769688A (en) * 1952-02-26 1956-11-06 Houdry Process Corp Low sodium catalyst support
NL112899C (ja) * 1956-10-24
US2833622A (en) * 1956-11-01 1958-05-06 Dorr Oliver Inc Catalytic treatment of alumina in fluidized beds

Also Published As

Publication number Publication date
NL112432C (ja)
DE1132103B (de) 1962-06-28
GB864010A (en) 1961-03-29
FR1184745A (fr) 1959-07-24
CH372289A (fr) 1963-10-15
US2961297A (en) 1960-11-22

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