CH472234A - Verfahren zur Herstellung eines Perlit-Filterhilfsmittels - Google Patents

Verfahren zur Herstellung eines Perlit-Filterhilfsmittels

Info

Publication number
CH472234A
CH472234A CH666362A CH666362A CH472234A CH 472234 A CH472234 A CH 472234A CH 666362 A CH666362 A CH 666362A CH 666362 A CH666362 A CH 666362A CH 472234 A CH472234 A CH 472234A
Authority
CH
Switzerland
Prior art keywords
making
filter aid
perlite filter
perlite
aid
Prior art date
Application number
CH666362A
Other languages
German (de)
English (en)
Inventor
Rene Vander Linden Carl
George Riede Raymond
Original Assignee
Johns Manville
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 Johns Manville filed Critical Johns Manville
Publication of CH472234A publication Critical patent/CH472234A/de

Links

Classifications

    • 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
    • B01J20/106—Perlite
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/02—Loose filtering material, e.g. loose fibres
    • B01D39/06—Inorganic material, e.g. asbestos fibres, glass beads or fibres
    • 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
    • C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
    • C04B20/02—Treatment
    • C04B20/04—Heat treatment
    • C04B20/06—Expanding clay, perlite, vermiculite or like granular materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Ceramic Engineering (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Geology (AREA)
  • Analytical Chemistry (AREA)
  • Filtering Materials (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
CH666362A 1961-06-02 1962-06-01 Verfahren zur Herstellung eines Perlit-Filterhilfsmittels CH472234A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US114495A US3233740A (en) 1961-06-02 1961-06-02 High flow rate perlite filter aids

Publications (1)

Publication Number Publication Date
CH472234A true CH472234A (de) 1969-05-15

Family

ID=22355573

Family Applications (1)

Application Number Title Priority Date Filing Date
CH666362A CH472234A (de) 1961-06-02 1962-06-01 Verfahren zur Herstellung eines Perlit-Filterhilfsmittels

Country Status (6)

Country Link
US (1) US3233740A (en, 2012)
BE (1) BE618398A (en, 2012)
CH (1) CH472234A (en, 2012)
DK (1) DK106322C (en, 2012)
GB (1) GB965834A (en, 2012)
NL (2) NL279185A (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019046499A1 (en) 2017-08-31 2019-03-07 Imerys Filtration Minerals, Inc. HIGH DENSITY PERLITE FILTERING ACCESSORY

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5210100B2 (en, 2012) * 1972-03-21 1977-03-22
US3996158A (en) * 1974-09-23 1976-12-07 Cohen Marvin D Pumicite filter aid
US4175158A (en) * 1977-10-17 1979-11-20 Elerington Saunders Agglomerating particulate perlite
US4349451A (en) * 1979-08-23 1982-09-14 Bernard Friedman Fryer oil treatment composition and method
US4330564A (en) * 1979-08-23 1982-05-18 Bernard Friedman Fryer oil treatment composition and method
US6464770B1 (en) * 2000-08-08 2002-10-15 Advanced Minerals Corporation Perlite products with controlled particle size distribution
US7497903B2 (en) * 2004-09-28 2009-03-03 Advanced Minerals Corporation Micronized perlite filler product
CN101400620B (zh) * 2006-03-09 2013-02-06 高级矿物公司 微粉化珍珠岩填料产品
WO2010104831A1 (en) 2009-03-11 2010-09-16 World Minerals, Inc. Natural amorphous silica filler products

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1756906A (en) * 1926-05-03 1930-04-29 Celite Corp Material for use in treatment of liquids
US2798674A (en) * 1953-01-07 1957-07-09 F E Schundler & Co Inc Filter aid and its preparation
US2853241A (en) * 1954-02-15 1958-09-23 Int Minerals & Chem Corp Apparatus for production of finely divided materials
GB791993A (en) * 1956-06-08 1958-03-19 Great Lakes Carbon Corp Improvements in or relating to filter aids and process of making the same
US2939693A (en) * 1956-08-06 1960-06-07 Southern Lightweight Aggregate Rotary kiln
US2956016A (en) * 1959-05-06 1960-10-11 Great Lakes Carbon Corp Mineral filter aid composition

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019046499A1 (en) 2017-08-31 2019-03-07 Imerys Filtration Minerals, Inc. HIGH DENSITY PERLITE FILTERING ACCESSORY
EP3675982A4 (en) * 2017-08-31 2021-11-24 Imerys Filtration Minerals, Inc. HIGH DENSITY PERLITE FILTRATION ACCESSORY

Also Published As

Publication number Publication date
NL279185A (en, 2012)
GB965834A (en) 1964-08-06
NL135117C (en, 2012)
US3233740A (en) 1966-02-08
DK106322C (da) 1967-01-23
BE618398A (fr) 1962-12-03

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Legal Events

Date Code Title Description
PL Patent ceased