GB1375874A - - Google Patents

Info

Publication number
GB1375874A
GB1375874A GB508072A GB508072A GB1375874A GB 1375874 A GB1375874 A GB 1375874A GB 508072 A GB508072 A GB 508072A GB 508072 A GB508072 A GB 508072A GB 1375874 A GB1375874 A GB 1375874A
Authority
GB
United Kingdom
Prior art keywords
acid
chromic
feb
alkali metal
bichromate
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
GB508072A
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 GB1375874A publication Critical patent/GB1375874A/en
Expired legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N59/00Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
    • A01N59/16Heavy metals; Compounds thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B27WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27KPROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
    • B27K3/00Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
    • B27K3/16Inorganic impregnating agents
    • B27K3/32Mixtures of different inorganic impregnating agents

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Agronomy & Crop Science (AREA)
  • Forests & Forestry (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)

Abstract

1375874 Wood preservatives DR WOLMAN GmbH 3 Feb 1972 [4 Feb 1971] 5080/72 Heading A5E A water-soluble, arsenic-free wood preservative comprises an alkali metal or ammonium chromate or bichromate and/or chromic acid or chromic anhydride, a zinc and/or copper compound and optionally boric acid or a borate, and cadmium in a concentration of from 0.2-4% by weight. The chromic acid or chromic anhydride may be wholly or partly replaced by a mixture of an alkali metal bichromate or monochromate and sulphuric acid, sodium bisulphate, nitric acid or hydrochloric acid.
GB508072A 1971-02-04 1972-02-03 Expired GB1375874A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT92271A AT304055B (en) 1971-02-04 1971-02-04 Arsenic and fluorine-free, acidic cadmium-containing wood preservative

Publications (1)

Publication Number Publication Date
GB1375874A true GB1375874A (en) 1974-11-27

Family

ID=3502921

Family Applications (1)

Application Number Title Priority Date Filing Date
GB508072A Expired GB1375874A (en) 1971-02-04 1972-02-03

Country Status (7)

Country Link
AR (1) AR198377A1 (en)
AT (1) AT304055B (en)
BR (1) BR7200662D0 (en)
ES (1) ES399501A1 (en)
FR (1) FR2124357B1 (en)
GB (1) GB1375874A (en)
TR (1) TR16833A (en)

Also Published As

Publication number Publication date
TR16833A (en) 1973-07-01
DE2203071B2 (en) 1974-06-06
BR7200662D0 (en) 1973-05-03
DE2203071A1 (en) 1972-08-24
ES399501A1 (en) 1975-07-01
FR2124357A1 (en) 1972-09-22
FR2124357B1 (en) 1975-10-24
AR198377A1 (en) 1974-06-21
AT304055B (en) 1972-12-27

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees