JPH0470243B2 - - Google Patents

Info

Publication number: JPH0470243B2
Authority: JP; Japan
Prior art keywords: degraded; sulfuric acid; fluidized bed; bed reactor; recovering
Prior art date: 1984-10-02
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

JP20556684A

Other languages

English (en)

Japanese (ja)

Other versions

JPS6186402A (ja

Inventor

Nobuyuki Sasao

Akira Tanaka

Akio Umemura

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.)

Doryokuro Kakunenryo Kaihatsu Jigyodan

Mitsubishi Materials Corp

Original Assignee

Doryokuro Kakunenryo Kaihatsu Jigyodan

Mitsubishi Materials 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.)

1984-10-02

Filing date

1984-10-02

Publication date

1992-11-10

1984-10-02 Application filed by Doryokuro Kakunenryo Kaihatsu Jigyodan, Mitsubishi Materials Corp filed Critical Doryokuro Kakunenryo Kaihatsu Jigyodan

1984-10-02 Priority to JP20556684A priority Critical patent/JPS6186402A/ja

1986-05-01 Publication of JPS6186402A publication Critical patent/JPS6186402A/ja

1992-11-10 Publication of JPH0470243B2 publication Critical patent/JPH0470243B2/ja

Status Granted legal-status Critical Current

Links

QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 37
238000000034 method Methods 0.000 claims description 37
238000000895 extractive distillation Methods 0.000 claims description 11
JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 claims description 10
150000008064 anhydrides Chemical class 0.000 claims description 9
239000006227 byproduct Substances 0.000 claims description 8
238000010574 gas phase reaction Methods 0.000 claims description 7
238000004519 manufacturing process Methods 0.000 claims description 6
239000002699 waste material Substances 0.000 description 14
239000007789 gas Substances 0.000 description 9
229910052770 Uranium Inorganic materials 0.000 description 8
YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 7
238000006243 chemical reaction Methods 0.000 description 7
229910052731 fluorine Inorganic materials 0.000 description 7
239000011737 fluorine Substances 0.000 description 7
238000003860 storage Methods 0.000 description 7
KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 6
239000002245 particle Substances 0.000 description 5
238000004821 distillation Methods 0.000 description 4
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
239000000126 substance Substances 0.000 description 3
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
239000003153 chemical reaction reagent Substances 0.000 description 2
230000000694 effects Effects 0.000 description 2
238000005469 granulation Methods 0.000 description 2
230000003179 granulation Effects 0.000 description 2
239000000203 mixture Substances 0.000 description 2
239000000843 powder Substances 0.000 description 2
239000002994 raw material Substances 0.000 description 2
239000006200 vaporizer Substances 0.000 description 2
239000002351 wastewater Substances 0.000 description 2
QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
238000004438 BET method Methods 0.000 description 1
229910000831 Steel Inorganic materials 0.000 description 1
229910021529 ammonia Inorganic materials 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
239000011248 coating agent Substances 0.000 description 1
238000000576 coating method Methods 0.000 description 1
WYICGPHECJFCBA-UHFFFAOYSA-N dioxouranium(2+) Chemical compound O=[U+2]=O WYICGPHECJFCBA-UHFFFAOYSA-N 0.000 description 1
238000001035 drying Methods 0.000 description 1
238000000909 electrodialysis Methods 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
238000000605 extraction Methods 0.000 description 1
239000010419 fine particle Substances 0.000 description 1
238000005243 fluidization Methods 0.000 description 1
229910052739 hydrogen Inorganic materials 0.000 description 1
239000007791 liquid phase Substances 0.000 description 1
230000007774 longterm Effects 0.000 description 1
239000000463 material Substances 0.000 description 1
239000011824 nuclear material Substances 0.000 description 1
239000005416 organic matter Substances 0.000 description 1
239000012071 phase Substances 0.000 description 1
230000000704 physical effect Effects 0.000 description 1
239000002244 precipitate Substances 0.000 description 1
230000001376 precipitating effect Effects 0.000 description 1
239000000047 product Substances 0.000 description 1
239000000376 reactant Substances 0.000 description 1
239000012495 reaction gas Substances 0.000 description 1
238000011084 recovery Methods 0.000 description 1
239000010959 steel Substances 0.000 description 1
150000003671 uranium compounds Chemical class 0.000 description 1
-1 uranium peroxide Chemical class 0.000 description 1
238000004065 wastewater treatment Methods 0.000 description 1
238000005303 weighing Methods 0.000 description 1

Landscapes

Inorganic Compounds Of Heavy Metals (AREA)

JP20556684A 1984-10-02 1984-10-02 劣化ｕｆ↓６から無水フツ酸を回収・再利用する方法 Granted JPS6186402A (ja)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
JP20556684A JPS6186402A (ja)	1984-10-02	1984-10-02	劣化ｕｆ↓６から無水フツ酸を回収・再利用する方法

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP20556684A JPS6186402A (ja)	1984-10-02	1984-10-02	劣化ｕｆ↓６から無水フツ酸を回収・再利用する方法

Publications (2)

Publication Number	Publication Date
JPS6186402A JPS6186402A (ja)	1986-05-01
JPH0470243B2 true JPH0470243B2 (de)	1992-11-10

Family

ID=16509011

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP20556684A Granted JPS6186402A (ja)	1984-10-02	1984-10-02	劣化ｕｆ↓６から無水フツ酸を回収・再利用する方法

Country Status (1)

Country	Link
JP (1)	JPS6186402A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2700533A1 (fr) *	1994-01-17	1994-07-22	Sequoyah Fuels Corp	Récupération d'acide fluorhydrique anhydre à partir d'hexafluorure d'uranium appauvri.
CA2137635C (en) *	1994-12-08	2007-09-04	Brian C. Olson	Reaction of uranium fluorides with mineral acids to recover hydrogen fluoride
US6352677B1 (en) *	1996-06-04	2002-03-05	Alliedsignal, Inc.	Process to produce commercial grade anhydrous hydrogen fluoride (AHF) and uranium oxide from the delfuorination of uranium hexafluoride (UF6)
US8834830B2 (en)	2012-09-07	2014-09-16	Midwest Inorganics LLC	Method for the preparation of anhydrous hydrogen halides, inorganic substances and/or inorganic hydrides by using as reactants inorganic halides and reducing agents

1984
- 1984-10-02 JP JP20556684A patent/JPS6186402A/ja active Granted

Also Published As

Publication number	Publication date
JPS6186402A (ja)	1986-05-01

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Legal Events

Date	Code	Title	Description
2003-11-10	LAPS	Cancellation because of no payment of annual fees