DE3782626D1 - Verfahren zur trennung und rueckgewinnung von borverbindungen aus einer geothermischen sole. - Google Patents

Verfahren zur trennung und rueckgewinnung von borverbindungen aus einer geothermischen sole.

Info

Publication number
DE3782626D1
DE3782626D1 DE8787202428T DE3782626T DE3782626D1 DE 3782626 D1 DE3782626 D1 DE 3782626D1 DE 8787202428 T DE8787202428 T DE 8787202428T DE 3782626 T DE3782626 T DE 3782626T DE 3782626 D1 DE3782626 D1 DE 3782626D1
Authority
DE
Germany
Prior art keywords
inorganic salts
concentrated
geothermal
aqueous solution
boron compounds
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 - Fee Related
Application number
DE8787202428T
Other languages
English (en)
Other versions
DE3782626T2 (de
Inventor
Vittorio Bruzzi
Angelo Bellini
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.)
Enichem Anic SpA
Original Assignee
Enichem Anic SpA
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 Enichem Anic SpA filed Critical Enichem Anic SpA
Publication of DE3782626D1 publication Critical patent/DE3782626D1/de
Application granted granted Critical
Publication of DE3782626T2 publication Critical patent/DE3782626T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/002—Forward osmosis or direct osmosis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/002—Forward osmosis or direct osmosis
    • B01D61/0021—Forward osmosis or direct osmosis comprising multiple forward osmosis steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/08—Polysaccharides
    • B01D71/12—Cellulose derivatives
    • B01D71/14—Esters of organic acids
    • B01D71/16—Cellulose acetate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2311/00—Details relating to membrane separation process operations and control
    • B01D2311/02—Specific process operations before starting the membrane separation process
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2311/00—Details relating to membrane separation process operations and control
    • B01D2311/08—Specific process operations in the concentrate stream

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Removal Of Specific Substances (AREA)
  • Physical Water Treatments (AREA)
DE8787202428T 1986-12-18 1987-12-07 Verfahren zur trennung und rueckgewinnung von borverbindungen aus einer geothermischen sole. Expired - Fee Related DE3782626T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT22746/86A IT1199809B (it) 1986-12-18 1986-12-18 Procedimento per la separazione ed il recupero di composti del boro da una salamoia geotermica

Publications (2)

Publication Number Publication Date
DE3782626D1 true DE3782626D1 (de) 1992-12-17
DE3782626T2 DE3782626T2 (de) 1993-05-13

Family

ID=11199963

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787202428T Expired - Fee Related DE3782626T2 (de) 1986-12-18 1987-12-07 Verfahren zur trennung und rueckgewinnung von borverbindungen aus einer geothermischen sole.

Country Status (9)

Country Link
US (1) US4778597A (de)
EP (1) EP0271949B1 (de)
JP (1) JPS63170213A (de)
AT (1) ATE82230T1 (de)
CA (1) CA1301426C (de)
DE (1) DE3782626T2 (de)
ES (1) ES2037071T3 (de)
GR (1) GR3006587T3 (de)
IT (1) IT1199809B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2682613B1 (fr) * 1991-10-22 1994-06-03 Cogia Procede de deshydratation au moins partielle d'une composition aqueuse et dispositifs pour mettre en óoeuvre le procede.
US5236491A (en) * 1992-10-28 1993-08-17 Bhp Minerals International Inc. Boron recovery from geothermal brines
JP3807086B2 (ja) * 1998-03-23 2006-08-09 味の素株式会社 粒度分布制御晶析法
US9352281B2 (en) 2001-02-01 2016-05-31 Yale University Forward osmosis separation processes
US7560029B2 (en) * 2001-02-01 2009-07-14 Yale University Osmotic desalination process
JP2007022046A (ja) * 2005-07-21 2007-02-01 Bridgestone Corp Ｏリング用金型
US20080296224A1 (en) * 2007-05-29 2008-12-04 Pumptec, Inc. Reverse osmosis pump system
CA2778537C (en) * 2009-10-28 2019-09-24 Oasys Water, Inc. Forward osmosis separation processes
US9316216B1 (en) 2012-03-28 2016-04-19 Pumptec, Inc. Proportioning pump, control systems and applicator apparatus
CN104150500B (zh) * 2014-08-26 2016-03-30 天津大学 用三氟化硼-10制备硼-10酸的方法
US10760557B1 (en) 2016-05-06 2020-09-01 Pumptec, Inc. High efficiency, high pressure pump suitable for remote installations and solar power sources
US10823160B1 (en) 2017-01-12 2020-11-03 Pumptec Inc. Compact pump with reduced vibration and reduced thermal degradation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3350292A (en) * 1964-05-14 1967-10-31 American Cyanamid Co Utilization of saline water
GB1484860A (en) * 1973-11-22 1977-09-08 United States Borax Chem Manufacture of boric acid
FR2261036A1 (en) * 1974-02-15 1975-09-12 Rhone Poulenc Ind Inverse osmosis of weak acids - by conversion to salt of strong base
US4392959A (en) * 1981-05-15 1983-07-12 Coillet Dudley W Process for sterilization and removal of inorganic salts from a water stream

Also Published As

Publication number Publication date
EP0271949A3 (en) 1990-07-25
EP0271949A2 (de) 1988-06-22
GR3006587T3 (de) 1993-06-30
US4778597A (en) 1988-10-18
CA1301426C (en) 1992-05-26
DE3782626T2 (de) 1993-05-13
ATE82230T1 (de) 1992-11-15
IT1199809B (it) 1989-01-05
ES2037071T3 (es) 1993-06-16
JPS63170213A (ja) 1988-07-14
EP0271949B1 (de) 1992-11-11
IT8622746A0 (it) 1986-12-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee