EP1007484A4 - Methods and apparatus for producing low flow rates of feedstock vapors - Google Patents

Methods and apparatus for producing low flow rates of feedstock vapors

Info

Publication number
EP1007484A4
EP1007484A4 EP98933203A EP98933203A EP1007484A4 EP 1007484 A4 EP1007484 A4 EP 1007484A4 EP 98933203 A EP98933203 A EP 98933203A EP 98933203 A EP98933203 A EP 98933203A EP 1007484 A4 EP1007484 A4 EP 1007484A4
Authority
EP
European Patent Office
Prior art keywords
methods
flow rates
low flow
producing low
feedstock vapors
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.)
Withdrawn
Application number
EP98933203A
Other languages
German (de)
French (fr)
Other versions
EP1007484A1 (en
Inventor
Mark A Mcdermott
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.)
Corning Inc
Original Assignee
Corning Inc
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 Corning Inc filed Critical Corning Inc
Publication of EP1007484A1 publication Critical patent/EP1007484A1/en
Publication of EP1007484A4 publication Critical patent/EP1007484A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B19/00—Other methods of shaping glass
    • C03B19/14—Other methods of shaping glass by gas- or vapour- phase reaction processes
    • C03B19/1415—Reactant delivery systems
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B19/00—Other methods of shaping glass
    • 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
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/26—Nozzle-type reactors, i.e. the distribution of the initial reactants within the reactor is effected by their introduction or injection through nozzles
    • 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
    • B01J4/00—Feed or outlet devices; Feed or outlet control devices
    • B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00504—Controlling the temperature by means of a burner
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00548—Flow
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/80—Feeding the burner or the burner-heated deposition site
    • C03B2207/85—Feeding the burner or the burner-heated deposition site with vapour generated from liquid glass precursors, e.g. directly by heating the liquid
EP98933203A 1997-07-21 1998-07-07 Methods and apparatus for producing low flow rates of feedstock vapors Withdrawn EP1007484A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US5331597P 1997-07-21 1997-07-21
US3315P 1997-07-21
PCT/US1998/014018 WO1999003787A1 (en) 1997-07-21 1998-07-07 Methods and apparatus for producing low flow rates of feedstock vapors

Publications (2)

Publication Number Publication Date
EP1007484A1 EP1007484A1 (en) 2000-06-14
EP1007484A4 true EP1007484A4 (en) 2000-09-20

Family

ID=21983369

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98933203A Withdrawn EP1007484A4 (en) 1997-07-21 1998-07-07 Methods and apparatus for producing low flow rates of feedstock vapors

Country Status (8)

Country Link
EP (1) EP1007484A4 (en)
JP (1) JP2001510136A (en)
KR (1) KR20010022069A (en)
CN (1) CN1264352A (en)
AU (1) AU727914B2 (en)
CA (1) CA2295684A1 (en)
TW (1) TW434194B (en)
WO (1) WO1999003787A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108499489A (en) * 2018-03-30 2018-09-07 蔡艳辉 A kind of novel chemical reagent injection device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0760373A2 (en) * 1995-09-01 1997-03-05 Corning Incorporated Method for purifying polyalkylsiloxanes and the resulting products
WO1997022553A1 (en) * 1995-12-19 1997-06-26 Corning Incorporated Method and apparatus for forming fused silica by combustion of liquid reactants
WO1998027140A1 (en) * 1996-12-16 1998-06-25 Corning Incorporated Germanium doped silica forming feedstock and method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5043002A (en) * 1990-08-16 1991-08-27 Corning Incorporated Method of making fused silica by decomposing siloxanes
US5141549A (en) * 1991-05-17 1992-08-25 The Charles Stark Draper Laboratories Method of fabricating rare earth doped planar optical waveguide for integrated optical circuit
US5558687A (en) * 1994-12-30 1996-09-24 Corning Incorporated Vertical, packed-bed, film evaporator for halide-free, silicon-containing compounds
US5599371A (en) * 1994-12-30 1997-02-04 Corning Incorporated Method of using precision burners for oxidizing halide-free, silicon-containing compounds

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0760373A2 (en) * 1995-09-01 1997-03-05 Corning Incorporated Method for purifying polyalkylsiloxanes and the resulting products
WO1997022553A1 (en) * 1995-12-19 1997-06-26 Corning Incorporated Method and apparatus for forming fused silica by combustion of liquid reactants
WO1998027140A1 (en) * 1996-12-16 1998-06-25 Corning Incorporated Germanium doped silica forming feedstock and method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO9903787A1 *

Also Published As

Publication number Publication date
AU8291398A (en) 1999-02-10
TW434194B (en) 2001-05-16
CN1264352A (en) 2000-08-23
CA2295684A1 (en) 1999-01-28
WO1999003787A1 (en) 1999-01-28
KR20010022069A (en) 2001-03-15
AU727914B2 (en) 2001-01-04
JP2001510136A (en) 2001-07-31
EP1007484A1 (en) 2000-06-14

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