IT950854B - Termoradiatore biconico per la produzione di filamenti - Google Patents

Termoradiatore biconico per la produzione di filamenti

Info

Publication number
IT950854B
IT950854B IT22525/72A IT2252572A IT950854B IT 950854 B IT950854 B IT 950854B IT 22525/72 A IT22525/72 A IT 22525/72A IT 2252572 A IT2252572 A IT 2252572A IT 950854 B IT950854 B IT 950854B
Authority
IT
Italy
Prior art keywords
thermoradiator
biconic
filaments
production
biconic thermoradiator
Prior art date
Application number
IT22525/72A
Other languages
English (en)
Original Assignee
Hoechst Ag
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 Hoechst Ag filed Critical Hoechst Ag
Application granted granted Critical
Publication of IT950854B publication Critical patent/IT950854B/it

Links

Classifications

    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01DMECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00Formation of filaments, threads, or the like
    • D01D5/08Melt spinning methods
    • D01D5/084Heating filaments, threads or the like, leaving the spinnerettes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
IT22525/72A 1971-03-30 1972-03-28 Termoradiatore biconico per la produzione di filamenti IT950854B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2115312A DE2115312C3 (de) 1971-03-30 1971-03-30 Beheizbarer Spinnschacht

Publications (1)

Publication Number Publication Date
IT950854B true IT950854B (it) 1973-06-20

Family

ID=5803215

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22525/72A IT950854B (it) 1971-03-30 1972-03-28 Termoradiatore biconico per la produzione di filamenti

Country Status (11)

Country Link
US (1) US3741716A (it)
BE (1) BE781488A (it)
CA (1) CA964422A (it)
CH (1) CH539691A (it)
DD (1) DD95903A5 (it)
DE (1) DE2115312C3 (it)
FR (1) FR2132171B1 (it)
GB (1) GB1391471A (it)
IT (1) IT950854B (it)
NL (1) NL7203995A (it)
RO (1) RO64788A (it)

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DE4036070A1 (de) * 1990-11-13 1992-05-14 Hoechst Ag Erhitzungsvorrichtung und verfahren zur herstellung schnellgesponnener filamente
BR0107280A (pt) 2001-09-17 2004-03-23 Rhodia Poliamida Ltda Microfibras para reforço de matrizes inorgânicas, como cimento, argamassa. gesso e concreto, microfibras à base de poliamida para reforço de matrizes inorgânicas, processo para obtenção de microfibras à base de poliamida para reforço de matrizes inorgânicas e produtos à base de fibrocimento
GB0522968D0 (en) 2005-11-11 2005-12-21 Popovich Milan M Holographic illumination device
GB0718706D0 (en) 2007-09-25 2007-11-07 Creative Physics Ltd Method and apparatus for reducing laser speckle
US9335604B2 (en) 2013-12-11 2016-05-10 Milan Momcilo Popovich Holographic waveguide display
US11726332B2 (en) 2009-04-27 2023-08-15 Digilens Inc. Diffractive projection apparatus
US9274349B2 (en) 2011-04-07 2016-03-01 Digilens Inc. Laser despeckler based on angular diversity
EP2995986B1 (en) 2011-08-24 2017-04-12 Rockwell Collins, Inc. Data display
WO2016020630A2 (en) 2014-08-08 2016-02-11 Milan Momcilo Popovich Waveguide laser illuminator incorporating a despeckler
US10670876B2 (en) 2011-08-24 2020-06-02 Digilens Inc. Waveguide laser illuminator incorporating a despeckler
WO2013102759A2 (en) 2012-01-06 2013-07-11 Milan Momcilo Popovich Contact image sensor using switchable bragg gratings
WO2013163347A1 (en) 2012-04-25 2013-10-31 Rockwell Collins, Inc. Holographic wide angle display
US9456744B2 (en) 2012-05-11 2016-10-04 Digilens, Inc. Apparatus for eye tracking
US9933684B2 (en) 2012-11-16 2018-04-03 Rockwell Collins, Inc. Transparent waveguide display providing upper and lower fields of view having a specific light output aperture configuration
WO2014188149A1 (en) 2013-05-20 2014-11-27 Milan Momcilo Popovich Holographic waveguide eye tracker
US9727772B2 (en) 2013-07-31 2017-08-08 Digilens, Inc. Method and apparatus for contact image sensing
US10359736B2 (en) 2014-08-08 2019-07-23 Digilens Inc. Method for holographic mastering and replication
US10241330B2 (en) 2014-09-19 2019-03-26 Digilens, Inc. Method and apparatus for generating input images for holographic waveguide displays
EP3198192A1 (en) 2014-09-26 2017-08-02 Milan Momcilo Popovich Holographic waveguide opticaltracker
WO2016113533A2 (en) 2015-01-12 2016-07-21 Milan Momcilo Popovich Holographic waveguide light field displays
EP3245444B1 (en) 2015-01-12 2021-09-08 DigiLens Inc. Environmentally isolated waveguide display
WO2016116733A1 (en) 2015-01-20 2016-07-28 Milan Momcilo Popovich Holographic waveguide lidar
US9632226B2 (en) 2015-02-12 2017-04-25 Digilens Inc. Waveguide grating device
WO2016146963A1 (en) 2015-03-16 2016-09-22 Popovich, Milan, Momcilo Waveguide device incorporating a light pipe
US10591756B2 (en) 2015-03-31 2020-03-17 Digilens Inc. Method and apparatus for contact image sensing
CN113759555B (zh) 2015-10-05 2024-09-20 迪吉伦斯公司 波导显示器
US10983340B2 (en) 2016-02-04 2021-04-20 Digilens Inc. Holographic waveguide optical tracker
WO2017162999A1 (en) 2016-03-24 2017-09-28 Popovich Milan Momcilo Method and apparatus for providing a polarization selective holographic waveguide device
US10890707B2 (en) 2016-04-11 2021-01-12 Digilens Inc. Holographic waveguide apparatus for structured light projection
EP3548939A4 (en) 2016-12-02 2020-11-25 DigiLens Inc. UNIFORM OUTPUT LIGHTING WAVEGUIDE DEVICE
WO2018129398A1 (en) 2017-01-05 2018-07-12 Digilens, Inc. Wearable heads up displays
US10942430B2 (en) 2017-10-16 2021-03-09 Digilens Inc. Systems and methods for multiplying the image resolution of a pixelated display
US10914950B2 (en) 2018-01-08 2021-02-09 Digilens Inc. Waveguide architectures and related methods of manufacturing
US20190212588A1 (en) 2018-01-08 2019-07-11 Digilens, Inc. Systems and Methods for Manufacturing Waveguide Cells
US10732569B2 (en) 2018-01-08 2020-08-04 Digilens Inc. Systems and methods for high-throughput recording of holographic gratings in waveguide cells
KR20250004154A (ko) 2018-01-08 2025-01-07 디지렌즈 인코포레이티드. 광 도파관의 제조 방법
CN112088332B (zh) 2018-03-16 2024-11-29 迪吉伦斯公司 包含双折射控制的全息波导及用于它们的制造的方法
WO2020023779A1 (en) 2018-07-25 2020-01-30 Digilens Inc. Systems and methods for fabricating a multilayer optical structure
WO2020149956A1 (en) 2019-01-14 2020-07-23 Digilens Inc. Holographic waveguide display with light control layer
US20200247017A1 (en) 2019-02-05 2020-08-06 Digilens Inc. Methods for Compensating for Optical Surface Nonuniformity
CN113692544B (zh) 2019-02-15 2025-04-22 迪吉伦斯公司 使用集成光栅提供全息波导显示的方法和装置
US20220283377A1 (en) 2019-02-15 2022-09-08 Digilens Inc. Wide Angle Waveguide Display
US20200292745A1 (en) 2019-03-12 2020-09-17 Digilens Inc. Holographic Waveguide Backlight and Related Methods of Manufacturing
CN114207492A (zh) 2019-06-07 2022-03-18 迪吉伦斯公司 带透射光栅和反射光栅的波导及其生产方法
US11681143B2 (en) 2019-07-29 2023-06-20 Digilens Inc. Methods and apparatus for multiplying the image resolution and field-of-view of a pixelated display
KR102775783B1 (ko) 2019-08-29 2025-02-28 디지렌즈 인코포레이티드. 진공 격자 및 이의 제조 방법
JP2024502255A (ja) 2020-12-21 2024-01-18 ディジレンズ インコーポレイテッド 導波路ベースのディスプレイにおけるアイグロー抑制
WO2022150841A1 (en) 2021-01-07 2022-07-14 Digilens Inc. Grating structures for color waveguides
EP4288831A4 (en) 2021-03-05 2025-01-15 Digilens Inc. Evacuated periodic structures and methods of manufacturing

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US1881331A (en) * 1930-12-24 1932-10-04 Smith Wiloughby Statham Apparatus for the continuous heat treatment of metals or alloys
US3174537A (en) * 1959-06-30 1965-03-23 Thompson Ramo Wooldridge Inc Electromagnetic radiant energy response apparatus
US3285333A (en) * 1962-10-17 1966-11-15 Garrett Corp Geometrically-spectrally selective radiator

Also Published As

Publication number Publication date
CA964422A (en) 1975-03-18
FR2132171A1 (it) 1972-11-17
DD95903A5 (it) 1973-02-20
DE2115312C3 (de) 1975-06-26
NL7203995A (it) 1972-10-03
CH539691A (de) 1973-07-31
BE781488A (fr) 1972-10-02
RO64788A (ro) 1982-02-26
FR2132171B1 (it) 1975-10-24
DE2115312A1 (de) 1972-10-19
DE2115312B2 (de) 1974-10-31
US3741716A (en) 1973-06-26
GB1391471A (en) 1975-04-23

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