BE349831A - - Google Patents

Info

Publication number
BE349831A
BE349831A BE349831DA BE349831A BE 349831 A BE349831 A BE 349831A BE 349831D A BE349831D A BE 349831DA BE 349831 A BE349831 A BE 349831A
Authority
BE
Belgium
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
Publication of BE349831A publication Critical patent/BE349831A/xx

Links

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)
BE349831D 1928-03-23 BE349831A (enExample)

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
BE349831A true BE349831A (enExample) 1900-01-01

Family

ID=7511913

Family Applications (1)

Application Number Title Priority Date Filing Date
BE349831D BE349831A (enExample) 1928-03-23

Country Status (4)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL102430C (enExample) * 1956-06-18 1900-01-01
JPH11509586A (ja) * 1995-07-11 1999-08-24 アールストロム マシナリイ オサケ ユキチュア 石灰と石灰スラッジからの不純物の分離法と、不純物、例えばケイ素を含有する緑液の2段階カセイ化法

Also Published As

Publication number Publication date
NL40615C (enExample) 1900-01-01
DE523485C (de) 1931-05-07
FR664308A (fr) 1929-09-02

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