BE846833A - PROCESS FOR THE PURIFICATION OF PHOSPHORIC ACID, - Google Patents

PROCESS FOR THE PURIFICATION OF PHOSPHORIC ACID,

Info

Publication number
BE846833A
BE846833A BE1007665A BE1007665A BE846833A BE 846833 A BE846833 A BE 846833A BE 1007665 A BE1007665 A BE 1007665A BE 1007665 A BE1007665 A BE 1007665A BE 846833 A BE846833 A BE 846833A
Authority
BE
Belgium
Prior art keywords
purification
phosphoric acid
phosphoric
acid
Prior art date
Application number
BE1007665A
Other languages
French (fr)
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 BE846833A publication Critical patent/BE846833A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
    • B61B13/00—Other railway systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Platform Screen Doors And Railroad Systems (AREA)
BE1007665A 1975-10-15 1976-10-01 PROCESS FOR THE PURIFICATION OF PHOSPHORIC ACID, BE846833A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7531528A FR2327898A1 (en) 1975-10-15 1975-10-15 Underground public transport system - has line with stepped sections and small radius loops

Publications (1)

Publication Number Publication Date
BE846833A true BE846833A (en) 1977-04-01

Family

ID=9161220

Family Applications (1)

Application Number Title Priority Date Filing Date
BE1007665A BE846833A (en) 1975-10-15 1976-10-01 PROCESS FOR THE PURIFICATION OF PHOSPHORIC ACID,

Country Status (2)

Country Link
BE (1) BE846833A (en)
FR (1) FR2327898A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2476581A1 (en) * 1980-02-26 1981-08-28 Geais Robert SYSTEM FOR THE CONTINUOUS CONTINUOUS DELIVERY OF PASSENGERS OVER A FEW HUNDRED METERS USING VEHICLE RAMES OPERATING IN SHUTTLES
CN104015735B (en) * 2013-03-01 2017-05-17 王力丰 Train system taking gravity as main force application source for accelerating and braking as well as running method thereof
CN104908750A (en) * 2015-06-09 2015-09-16 上海交通大学 Rail

Also Published As

Publication number Publication date
FR2327898A1 (en) 1977-05-13
FR2327898B3 (en) 1978-07-13

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: OFFICE CHERIFIEN DES PHOSPHATES

Effective date: 19921031