FR2084488A5 - Recovering boric acid from aqs soln - Google Patents

Recovering boric acid from aqs soln

Info

Publication number
FR2084488A5
FR2084488A5 FR7108499A FR7108499A FR2084488A5 FR 2084488 A5 FR2084488 A5 FR 2084488A5 FR 7108499 A FR7108499 A FR 7108499A FR 7108499 A FR7108499 A FR 7108499A FR 2084488 A5 FR2084488 A5 FR 2084488A5
Authority
FR
France
Prior art keywords
boric acid
contg
vapour
solns
moderator
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.)
Expired
Application number
FR7108499A
Other languages
English (en)
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of FR2084488A5 publication Critical patent/FR2084488A5/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B35/00—Boron; Compounds thereof
    • C01B35/08—Compounds containing boron and nitrogen, phosphorus, oxygen, sulfur, selenium or tellurium
    • C01B35/10—Compounds containing boron and oxygen
    • C01B35/1045—Oxyacids
    • C01B35/1054—Orthoboric acid
    • C01B35/109—Purification; Separation; Concentration

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
FR7108499A 1970-03-11 1971-03-11 Recovering boric acid from aqs soln Expired FR2084488A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1855070A 1970-03-11 1970-03-11

Publications (1)

Publication Number Publication Date
FR2084488A5 true FR2084488A5 (en) 1971-12-17

Family

ID=21788513

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7108499A Expired FR2084488A5 (en) 1970-03-11 1971-03-11 Recovering boric acid from aqs soln

Country Status (6)

Country Link
AT (1) AT326783B (de)
BE (1) BE763920A (de)
CH (1) CH546999A (de)
DE (1) DE2111347A1 (de)
ES (1) ES388739A1 (de)
FR (1) FR2084488A5 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5894844A (en) * 1996-11-07 1999-04-20 Rohrberg; Roderick G. Three-dimensional floatation-enhanced body examination system

Also Published As

Publication number Publication date
ATA210071A (de) 1975-03-15
AT326783B (de) 1975-12-29
ES388739A1 (es) 1973-05-16
BE763920A (fr) 1971-09-08
CH546999A (de) 1974-03-15
DE2111347A1 (de) 1971-09-30

Similar Documents

Publication Publication Date Title
GB1313669A (en) Interspaced condensers suitable for use with multistage evaporators
GB1322902A (en) Condensation of 1,2-dichloroethane vapour
US2257780A (en) Process for concentrating formaldehyde solutions
GB795545A (en) Concentration of hydrazine solution by evaporation and rectification
KR860003052A (ko) 화학탈수반응 진행방법 및 그 장치
US2999795A (en) Method and apparatus for the purification of heavy-water
US3672961A (en) Fractionation of inorganic acid-free,cleavage reaction mixture
FR2084488A5 (en) Recovering boric acid from aqs soln
US3106515A (en) Process and apparatus for concentrating nitric acid
JPS5625130A (en) Purification of high melting point compound
CA1185618A (en) Manufacture of aqueous formaldehyde
US3691020A (en) Styrene plant waste heat utilization in a water desalination process
US4191626A (en) Apparatus for finishing and upgrading of heavy water
US3290231A (en) Method of increasing the evaporation of water in the recovery of fresh water and salt
KR890009905A (ko) 알데히드 불순물로부터의 에틸렌 옥시드의 분리방법
US2798033A (en) Separation of methanol from aqueous formaldehyde
GB1233483A (de)
US3870606A (en) Process for preparing heavy water from sea water
US3265594A (en) Process for recovering refined ethyl alcohol by plural distillation
US3498886A (en) Flash distillation partitioned tower
GB1067407A (en) Improved multistage flash evaporator
US3350298A (en) Process for the recovery of water from saline solutions
KR840000967B1 (ko) 액체 중수(重水)흐름으로부터 프로튬(Protium)과 삼중수소를 동시에 추출하는 방법
US2578338A (en) Paraformaldehyde production with countercurrent concentration
US2344791A (en) Separation of phenol from salicylaldehyde

Legal Events

Date Code Title Description
ST Notification of lapse