GB334790A - - Google Patents

Info

Publication number
GB334790A
GB334790A GB35273/29A GB3527329A GB334790A GB 334790 A GB334790 A GB 334790A GB 35273/29 A GB35273/29 A GB 35273/29A GB 3527329 A GB3527329 A GB 3527329A GB 334790 A GB334790 A GB 334790A
Authority
GB
United Kingdom
Prior art keywords
copper
addition
arsenic
acid
salt
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
GB35273/29A
Other languages
English (en)
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie AG
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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Publication of GB334790A publication Critical patent/GB334790A/en
Expired 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
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/18—Phosphoric acid
    • C01B25/234—Purification; Stabilisation; Concentration
    • C01B25/237—Selective elimination of impurities

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB35273/29A 1929-02-20 1929-11-18 Expired GB334790A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE334790T 1929-02-20

Publications (1)

Publication Number Publication Date
GB334790A true GB334790A (enrdf_load_stackoverflow) 1930-09-11

Family

ID=31894926

Family Applications (2)

Application Number Title Priority Date Filing Date
GB22932/29A Expired GB319656A (enrdf_load_stackoverflow) 1929-02-20 1929-07-25
GB35273/29A Expired GB334790A (enrdf_load_stackoverflow) 1929-02-20 1929-11-18

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB22932/29A Expired GB319656A (enrdf_load_stackoverflow) 1929-02-20 1929-07-25

Country Status (2)

Country Link
FR (1) FR680322A (enrdf_load_stackoverflow)
GB (2) GB319656A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10501854B2 (en) 2015-07-06 2019-12-10 James Weifu Lee Localized excess protons and methods of making and using same
CN112209971A (zh) * 2020-09-30 2021-01-12 辰欣药业股份有限公司 一种奥沙利铂的纯化方法

Also Published As

Publication number Publication date
GB319656A (enrdf_load_stackoverflow) 1930-05-01
FR680322A (fr) 1930-04-28

Similar Documents

Publication Publication Date Title
GB342661A (en) Improvements in or relating to the preparation of metals for painting
GB334790A (enrdf_load_stackoverflow)
US2493579A (en) Solution for anodic polishing of steel and iron articles
GB297546A (en) Improved process for the manufacture and production of alkali metal or ammonium phosphates
GB599784A (en) Improvements in or relating to processes for the production of protective coatings on metal surfaces
GB263780A (en) Improved process for the manufacture of readily soluble salts of hydrofluosilicic acid
GB380882A (en) Improvements in or relating to hardening alloy steels
GB599728A (en) Improvements in or relating to processes for increasing the resistance of metals to corrosion
GB305197A (en) Process of improving the resistance to corrosion of magnesium and magnesium alloys
GB446373A (en) Process for the production of the borates of zinc, tin or copper
GB328580A (en) Improvements in the proofing of iron and steel against rust
GB309023A (en) Improved method of leaching raw phosphate
GB255766A (en) Improvements in the manufacture and production of ammonium phosphates
GB335501A (en) Process for the production of acid disodium pyrophosphate
GB1127861A (en) Process for the preparation of 2-oxo-tetrahydroimidazole compounds
GB389082A (en) Process for the production of mixed salts containing ammoniacal and nitrate-nitrogen jointly
GB372412A (en) Process for the production of ferro-phosphorus low in or practically free from silicon
GB329495A (enrdf_load_stackoverflow)
GB494830A (en) Process for improving the working of metals by processes, such as drawing, not involving the use of cutting tools
GB511390A (en) Production of ammonium sulphate
GB447524A (en) Improved methods for regenerating phosphoric acid pickling baths
GB508541A (en) A process for regulating and maintaining the activity of melt baths adapted for the heat treatment of light metals and alloys thereof
GB270679A (en) Process of rust-proofing and articles produced thereby
GB380143A (en) Process for the production of highly soluble basic slag
GB277372A (en) Manufacture of 1-methyl-2 : 5 : 6-trichloro-3-aminobenzene-4-sulphonic acid