DE1751028A1 - - Google Patents

Info

Publication number
DE1751028A1
DE1751028A1 DE19681751028 DE1751028A DE1751028A1 DE 1751028 A1 DE1751028 A1 DE 1751028A1 DE 19681751028 DE19681751028 DE 19681751028 DE 1751028 A DE1751028 A DE 1751028A DE 1751028 A1 DE1751028 A1 DE 1751028A1
Authority
DE
Germany
Prior art keywords
lens
tools
tool
axes
machine according
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Withdrawn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
DE19681751028
Other languages
German (de)
English (en)
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 filed Critical
Publication of DE1751028A1 publication Critical patent/DE1751028A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/02—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled
    • F28D7/024—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled the conduits of only one medium being helically coiled tubes, the coils having a cylindrical configuration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
    • B01D5/0033—Other features
    • B01D5/0036—Multiple-effect condensation; Fractional condensation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
    • F25J1/0002—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the fluid to be liquefied
    • F25J1/0022—Hydrocarbons, e.g. natural gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
    • F25J1/003—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production
    • F25J1/0047—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using an "external" refrigerant stream in a closed vapor compression cycle
    • F25J1/0052—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using an "external" refrigerant stream in a closed vapor compression cycle by vaporising a liquid refrigerant stream
    • F25J1/0055—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using an "external" refrigerant stream in a closed vapor compression cycle by vaporising a liquid refrigerant stream originating from an incorporated cascade
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
    • F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
    • F25J1/0211—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process using a multi-component refrigerant [MCR] fluid in a closed vapor compression cycle
    • F25J1/0212—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process using a multi-component refrigerant [MCR] fluid in a closed vapor compression cycle as a single flow MCR cycle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J5/00—Arrangements of cold exchangers or cold accumulators in separation or liquefaction plants
    • F25J5/002—Arrangements of cold exchangers or cold accumulators in separation or liquefaction plants for continuously recuperating cold, i.e. in a so-called recuperative heat exchanger
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S165/00—Heat exchange
    • Y10S165/184—Indirect-contact condenser
    • Y10S165/193—First-stage condenser serially connected to second-stage condenser
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S62/00—Refrigeration
    • Y10S62/902—Apparatus
    • Y10S62/903—Heat exchange structure
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S62/00—Refrigeration
    • Y10S62/902—Apparatus
    • Y10S62/905—Column

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
DE19681751028 1967-03-31 1968-03-23 Withdrawn DE1751028A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR100919A FR1524343A (fr) 1967-03-31 1967-03-31 Ensemble d'échange indirect de chaleur

Publications (1)

Publication Number Publication Date
DE1751028A1 true DE1751028A1 (fr) 1972-01-13

Family

ID=8627874

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19681751028 Withdrawn DE1751028A1 (fr) 1967-03-31 1968-03-23

Country Status (6)

Country Link
US (1) US3578073A (fr)
BR (1) BR6898028D0 (fr)
DE (1) DE1751028A1 (fr)
FR (1) FR1524343A (fr)
GB (1) GB1213072A (fr)
NL (1) NL6804137A (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3763658A (en) * 1970-01-12 1973-10-09 Air Prod & Chem Combined cascade and multicomponent refrigeration system and method
US3884045A (en) * 1970-02-09 1975-05-20 Exxon Research Engineering Co Mixed refrigerant cycle
US3884044A (en) * 1970-02-09 1975-05-20 Exxon Research Engineering Co Mixed refrigerant cycle
FR2085216B2 (fr) * 1970-02-12 1973-08-10 Technip Cie
FR2127166A5 (fr) * 1971-02-26 1972-10-13 Air Liquide
DE2206620B2 (de) * 1972-02-11 1981-04-02 Linde Ag, 6200 Wiesbaden Anlage zum Verflüssigen von Naturgas
FR2337855A1 (fr) * 1976-01-07 1977-08-05 Inst Francais Du Petrole Procede de production de chaleur utilisant une pompe de chaleur fonctionnant avec un melange de fluides
US4274480A (en) * 1978-09-25 1981-06-23 Mcgee Joseph R Gas chromatograph sample conditioner
FR2492078A1 (fr) * 1980-10-14 1982-04-16 Trepaud Pierre Condenseur basse temperature de grande puissance
FR2728669B1 (fr) * 1994-12-21 1997-04-11 Air Liquide Appareil a circulation de fluide
US5649433A (en) * 1995-06-29 1997-07-22 Daido Hoxan Inc. Cold evaporator
TW330977B (en) * 1996-06-04 1998-05-01 Jinkichi Aizawa Heat exchanger, method of reusing and recovering refrigerant thereof
ES2204380T3 (es) * 1999-03-17 2004-05-01 Linde Aktiengesellschaft Dispositivo y procedimiento para descomponer una mezcla gaseosa a baja temperatura.
DE19931790A1 (de) * 1999-07-08 2001-01-11 Linde Ag Verfahren und Vorrichtung zum Verflüssigen eines Kohlenwasserstoff-reichen Stromes
DE102011015433A1 (de) * 2011-03-29 2012-10-04 Linde Ag Wärmetauschersystem

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2127732A (en) * 1935-05-31 1938-08-23 Nash Kelvinator Corp Refrigerating apparatus
US2508247A (en) * 1945-09-25 1950-05-16 Research Corp Heat interchanger
US2952985A (en) * 1954-09-20 1960-09-20 Clarence W Brandon Apparatus for fractionating and refrigerating with or by miscible fluids
US3181307A (en) * 1960-02-16 1965-05-04 Phillips Petroleum Co Helium separation
FR86485E (fr) * 1961-06-01 1966-02-18 Air Liquide Procédé de refroidissement d'un mélange gazeux à basse température
US3240023A (en) * 1962-10-12 1966-03-15 Phillips Petroleum Co Control system for gas separation process
US3364685A (en) * 1965-03-31 1968-01-23 Cie Francaise D Etudes Et De C Method and apparatus for the cooling and low temperature liquefaction of gaseous mixtures

Also Published As

Publication number Publication date
US3578073A (en) 1971-05-11
FR1524343A (fr) 1968-05-10
GB1213072A (en) 1970-11-18
BR6898028D0 (pt) 1973-03-13
NL6804137A (fr) 1968-10-01

Similar Documents

Publication Publication Date Title
EP0706439B1 (fr) Machine a meuler les bords de verres de lunettes
DE1751028A1 (fr)
DE19518708C2 (de) Schleifmaschine zum Erzeugen einer feingeschliffenen, konvexen Stirnfläche an länglichen Werkstücken
DE3438238C2 (fr)
DE3927412A1 (de) Linsenschleifvorrichtung und verfahren zum schleifen von linsen
DE60129644T2 (de) Verfahren zur herstellung einer oberfläche einer ophthalmischen linse und vorrichtung zur durchführung des verfahrens
DE1752002A1 (de) Verfahren und Vorrichtung zur Herstellung von Linsen
DE102016004112A1 (de) Verfahren zur erzeugung einer abtragung an einer zahnstirnkante und dazu ausgelegte vorrichtung
DE102010024366A1 (de) Verfahren zum Profilieren eines Honwerkzeugs für die Honbearbeitung einer Verzahnung eines Werkstücks
DE3429408A1 (de) Verfahren und vorrichtung zur oberflaechenbehandlung einer optischen linse
DE102008010302A1 (de) Vorrichtung und Verfahren zur Prototypen- und Kleinserienfertigung von Zahnrädern
DE19804455C2 (de) Verfahren und Vorrichtung zum Herstellen einer Facette auf dem Rand eines Brillenglases
DE3616260A1 (de) Schleifmaschine
WO1999011429A1 (fr) Machine d'usinage de bord de verre de lunettes
DE1187151B (de) Vorrichtung zum Kopierschleifen eines kalottenfoermigen Werkstueckes
DE4214242C2 (fr)
DE19517358C1 (de) Verfahren zum Fertigbearbeiten der gehärteten Verzahnung eines Kegelrades
DE4308800C2 (de) Brillenglasrandbearbeitungsmaschine
DE3142843A1 (de) Verfahren zum erzeugen balliger zahnflanken an einem verzahnten werkstueck, und dafuer geeignete maschine
DE2308258B2 (de) Rotierendes schleifwerkzeug und verfahren zu seiner herstellung
DE102012216724A1 (de) Verfahren und Vorrichtung zur Polierbearbeitung von Brillenlinsen und Gießformen für die Brillenlinsenherstellung sowie entsprechendes Verfahren zur Herstellung von Brillenlinsen und Gießformen für die Brillenlinsenherstellung
DE6603270U (de) Linsen-oberflaechenbearbeitungsmaschine.
DE19616572C2 (de) Verfahren und Vorrichtung zum Vermessen eines Brillengestells oder eines Brillenglases oder einer Formscheibe
EP3034220A1 (fr) Dispositif et procede d'usinage de denture d'une roue dentee par enlevement de copeaux
DE2505815A1 (de) Verfahren und vorrichtung zum herstellen von kontaktlinsen

Legal Events

Date Code Title Description
E77 Valid patent as to the heymanns-index 1977
EHJ Ceased/non-payment of the annual fee