NL40615C - - Google Patents

Info

Publication number
NL40615C
NL40615C NL40615DA NL40615C NL 40615 C NL40615 C NL 40615C NL 40615D A NL40615D A NL 40615DA NL 40615 C NL40615 C NL 40615C
Authority
NL
Netherlands
Application number
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.)
Publication date
Application granted granted Critical
Publication of NL40615C publication Critical patent/NL40615C/xx

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Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
    • A62B18/082—Assembling eyepieces, lenses or vision-correction means in or on gas-masks
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/04—Regeneration of pulp liquors or effluent waste waters of alkali lye
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/40—Production or processing of lime, e.g. limestone regeneration of lime in pulp and sugar mills

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Silicon Compounds (AREA)
NL40615D 1928-03-23 NL40615C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES84764D DE523485C (de) 1928-03-23 1928-03-23 Verfahren zur Wiedergewinnung des AEtznatrons aus den stark kieselsaeurehaltigen Endlaugen der Natronzellstoffabriken

Publications (1)

Publication Number Publication Date
NL40615C true NL40615C (enrdf_load_stackoverflow) 1900-01-01

Family

ID=7511913

Family Applications (1)

Application Number Title Priority Date Filing Date
NL40615D NL40615C (enrdf_load_stackoverflow) 1928-03-23

Country Status (4)

Country Link
BE (1) BE349831A (enrdf_load_stackoverflow)
DE (1) DE523485C (enrdf_load_stackoverflow)
FR (1) FR664308A (enrdf_load_stackoverflow)
NL (1) NL40615C (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL218212A (enrdf_load_stackoverflow) * 1956-06-18 1900-01-01
WO1997003245A1 (en) * 1995-07-11 1997-01-30 Ahlstrom Machinery Oy Method of separating impurities from lime and lime sludge and a method of causticizing green liquor containing impurities, such as silicon, in two stages

Also Published As

Publication number Publication date
DE523485C (de) 1931-05-07
FR664308A (fr) 1929-09-02
BE349831A (enrdf_load_stackoverflow) 1900-01-01

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