HK1063043A1 - Fliudized reaction for producing synthetic silicates. - Google Patents

Fliudized reaction for producing synthetic silicates.

Info

Publication number
HK1063043A1
HK1063043A1 HK04104777A HK04104777A HK1063043A1 HK 1063043 A1 HK1063043 A1 HK 1063043A1 HK 04104777 A HK04104777 A HK 04104777A HK 04104777 A HK04104777 A HK 04104777A HK 1063043 A1 HK1063043 A1 HK 1063043A1
Authority
HK
Hong Kong
Prior art keywords
synthetic silicates
fliudized
reaction
producing synthetic
produce
Prior art date
Application number
HK04104777A
Other languages
English (en)
Inventor
John Albert Hockman
Steven Andrew Ciccarelli
Original Assignee
Specialty Minerals Michigan
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 Specialty Minerals Michigan filed Critical Specialty Minerals Michigan
Publication of HK1063043A1 publication Critical patent/HK1063043A1/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C1/00—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
    • C03C1/02—Pretreated ingredients
    • C03C1/026—Pelletisation or prereacting of powdered raw materials
    • 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
    • C01B33/20—Silicates
    • 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
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/62605—Treating the starting powders individually or as mixtures
    • C04B35/6261—Milling
    • 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
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/62605—Treating the starting powders individually or as mixtures
    • C04B35/62625—Wet mixtures
    • C04B35/6263—Wet mixtures characterised by their solids loadings, i.e. the percentage of solids
    • 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
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/62605—Treating the starting powders individually or as mixtures
    • C04B35/62625—Wet mixtures
    • C04B35/62635—Mixing details
    • 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
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/6303—Inorganic additives
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
    • C04B2235/3206—Magnesium oxides or oxide-forming salts thereof
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
    • C04B2235/3208—Calcium oxide or oxide-forming salts thereof, e.g. lime
    • C04B2235/321—Dolomites, i.e. mixed calcium magnesium carbonates
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3217—Aluminum oxide or oxide forming salts thereof, e.g. bauxite, alpha-alumina
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3217—Aluminum oxide or oxide forming salts thereof, e.g. bauxite, alpha-alumina
    • C04B2235/3222—Aluminates other than alumino-silicates, e.g. spinel (MgAl2O4)
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3418—Silicon oxide, silicic acids, or oxide forming salts thereof, e.g. silica sol, fused silica, silica fume, cristobalite, quartz or flint
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3427—Silicates other than clay, e.g. water glass
    • C04B2235/3436—Alkaline earth metal silicates, e.g. barium silicate
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
    • C04B2235/54—Particle size related information
    • C04B2235/5418—Particle size related information expressed by the size of the particles or aggregates thereof
    • C04B2235/5427—Particle size related information expressed by the size of the particles or aggregates thereof millimeter or submillimeter sized, i.e. larger than 0,1 mm
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
    • C04B2235/54—Particle size related information
    • C04B2235/5463—Particle size distributions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Silicon Compounds (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
HK04104777A 2001-02-22 2004-07-02 Fliudized reaction for producing synthetic silicates. HK1063043A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/792,173 US6569793B2 (en) 2001-02-22 2001-02-22 Fluidized reaction of synthetic silicates
PCT/US2002/004072 WO2002068326A1 (en) 2001-02-22 2002-02-12 Fluidized reaction for producing synthetic silicates

Publications (1)

Publication Number Publication Date
HK1063043A1 true HK1063043A1 (en) 2004-12-10

Family

ID=25156027

Family Applications (1)

Application Number Title Priority Date Filing Date
HK04104777A HK1063043A1 (en) 2001-02-22 2004-07-02 Fliudized reaction for producing synthetic silicates.

Country Status (15)

Country Link
US (1) US6569793B2 (xx)
EP (1) EP1373140B1 (xx)
JP (1) JP2004523390A (xx)
CN (1) CN1243662C (xx)
AT (1) ATE293580T1 (xx)
BR (1) BR0207333A (xx)
CA (1) CA2438283C (xx)
CZ (1) CZ20032267A3 (xx)
DE (1) DE60203790T2 (xx)
ES (1) ES2240707T3 (xx)
HK (1) HK1063043A1 (xx)
MX (1) MXPA03007585A (xx)
PL (1) PL204300B1 (xx)
PT (1) PT1373140E (xx)
WO (1) WO2002068326A1 (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7383699B2 (en) * 2001-12-27 2008-06-10 Specialty Minerals (Michigan) Inc. Method of manufacturing glass and compositions therefore
US7803730B2 (en) * 2004-04-27 2010-09-28 Specialty Minerals (Michigan) Inc. Method of manufacturing glass and compositions thereof
US7946131B2 (en) 2006-03-23 2011-05-24 Johns Manville Method for producing reactive raw material for manufacture of glass suitable fiberization
US8783067B2 (en) * 2006-06-13 2014-07-22 Johns Manville Use of pre-reacted cements as raw material for glass production and the manufacture of fiber therefrom
JP6350531B2 (ja) * 2013-09-05 2018-07-04 旭硝子株式会社 造粒体、その製造方法およびガラス物品の製造方法
EP3103775B1 (en) * 2014-02-06 2020-04-01 AGC Inc. Method for producing granulated body and method for producing glass article
FR3068347B1 (fr) * 2017-06-30 2020-08-28 Arc France Preparation de fabrication de verre et four de verrerie
US10759697B1 (en) 2019-06-11 2020-09-01 MSB Global, Inc. Curable formulations for structural and non-structural applications
CN110697801B (zh) * 2019-10-29 2020-12-04 山东泽石新材料科技有限公司 一种过渡金属锂氧化合物的制备方法及装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2366473A (en) * 1941-03-29 1945-01-02 Norbert S Garbisch Glass batch
FR1376473A (fr) 1962-10-29 1964-10-31 Perfectionnements apportés aux moyens pour entraîner une tige par un mandrin à mors, notamment pour outils à queue cylindrique
FR2135028B1 (xx) * 1971-04-01 1974-09-06 Boussois Souchon Neuvesel Sa
CH583147A5 (xx) * 1973-05-30 1976-12-31 Pelltec Sa
FR2238678B1 (xx) * 1973-07-24 1979-01-26 Saint Gobain
US3914364A (en) * 1973-12-27 1975-10-21 Dravo Corp Method of pelletizing glass batch materials
JPS54123118A (en) * 1978-03-16 1979-09-25 Nippon Sheet Glass Co Ltd Granulation of glass raw material
GB2257379B (en) 1991-07-09 1995-04-19 Ecc Int Ltd Comminution in a planetary mill
US5628945A (en) * 1992-08-03 1997-05-13 Riman; Richard E. Multicomponent powder mixing process and compositions produced thereby
US5500331A (en) 1994-05-25 1996-03-19 Eastman Kodak Company Comminution with small particle milling media
US6287997B1 (en) * 1996-09-03 2001-09-11 Minerals Technologies Inc. Method of producing synthetic silicates and use thereof in glass production
IL121641A0 (en) * 1996-09-03 1998-02-08 Minerals Tech Inc Method of producing synthetic silicates and use thereof in glass production
US6287378B1 (en) * 1996-09-03 2001-09-11 Minerals Technologies, Inc. Method of producing synthetic silicates and use thereof in glass production
US6086242A (en) 1998-02-27 2000-07-11 University Of Utah Dual drive planetary mill
US6420289B1 (en) * 1999-10-12 2002-07-16 Minerals Technologies Inc. Synthetic silicate pellet composition and methods of making and using thereof
US6211103B1 (en) * 1999-10-12 2001-04-03 Minerals Technologies Inc. Synthetic silicate pellet compositions

Also Published As

Publication number Publication date
PL367886A1 (en) 2005-03-07
ATE293580T1 (de) 2005-05-15
MXPA03007585A (es) 2003-12-08
DE60203790T2 (de) 2006-03-09
PL204300B1 (pl) 2009-12-31
BR0207333A (pt) 2004-02-10
ES2240707T3 (es) 2005-10-16
US6569793B2 (en) 2003-05-27
PT1373140E (pt) 2005-08-31
CN1537076A (zh) 2004-10-13
CA2438283A1 (en) 2002-09-06
EP1373140B1 (en) 2005-04-20
JP2004523390A (ja) 2004-08-05
US20030052434A1 (en) 2003-03-20
WO2002068326A1 (en) 2002-09-06
CN1243662C (zh) 2006-03-01
CA2438283C (en) 2009-07-21
EP1373140A1 (en) 2004-01-02
DE60203790D1 (de) 2005-05-25
CZ20032267A3 (en) 2004-05-12

Similar Documents

Publication Publication Date Title
HK1063043A1 (en) Fliudized reaction for producing synthetic silicates.
WO2006113575A3 (en) Improved slag cement
WO2003057818A3 (en) Process and apparatus for performing a gas-sparged reaction
MX2010002288A (es) Metodo para producir granulos de hierro reducido y metodo para producir arrabio.
BR0211877A (pt) Método para a produção de um briquete de minério de ferro
UA96505C2 (ru) Способ получения восстановленных железных окатышей и способ производства передельного чугуна
DE60322585D1 (de) Vorrichtung zur herstellung von schmelzflüssigem eisen zur verbesserung des betriebs einer wirbelschicht-reduktionsvorrichtung und herstellungsverfahren damit
MY148947A (en) Process for recycling of steel industry iron bearing by-products, pellet obtained in that process and use thereof
MY161350A (en) Silica sand compact and process for producing the same
ZA9510168B (en) Process for producing sponge iron and plant for carrying out the process
MY137733A (en) Process for producing lower alkyl fatty esters
CN114007997A (zh) 生产碳酸盐粘合的压实制品的方法
JP2004523390A5 (xx)
EP0949338A3 (en) Fluidized bed process for the production of iron carbide
TH54967B (th) ปฏิกิริยาฟลูอิดไดซ์ของซิลิเกทสังเคราะห์
CN107377009A (zh) 一种铜盐催化剂的再生方法及其应用
ZA983604B (en) Process for the thermal treatment of granular iron ore prior to the reduction
EP0116272A3 (en) Manufacturing process of silicon and iron free blast material for surface treatment
KR20010088719A (ko) 수 처리용 Bio Ceramics 제조
JP2650616B2 (ja) リン酸の製造方法
Santiago Gas injection:[Praxair and Usiminas partnership]
AU6566901A (en) Device for directly reducing ore fine and installation for carrying out said method
WO2001072140A3 (de) Biopolymere und ihre herstellung mit koppelproduktgewinnung
Darling VERMICULITE- AN OVERVIEW OF THE MANUFACTURING ROUTE, QUALITY CONSIDERATIONS AND APPLICATIONS
UA9552A (uk) Зносостійкий чавун

Legal Events

Date Code Title Description
AM Amended specification (according sect 146 of patent law)

Free format text: CORRECTION OF THE NAME OF APPLICANT FROM SPECIALTY MINERALS MICHIGAN INC. TO SPECIALTY MINERALS (MICHIGAN) INC.

Effective date: 20050930

PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20110212