Water-based industrial fluids
CA 1100123 A · Owner: Singer & Hersch Industrial Development (Proprietary) Limited · Inventors: Singer, Haimi N.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
LF-1605-Ca, TITLE: WATER-BASED INDUSTRIAL FLUIDS INVENTOR: HAIMI NATHAN SINGER, ABSTRACT OF THE DISCLOSURE: Substantially oil-free aqueous industrial fluids comprise (A) up to as much as 99.9 percent by weight water (B) at least one substantially water-insoluble funtional additive stably dispersed in the water and (C) at least one substantially water-soluble liquid organic dispersing agent said dispersing agent being capable of dispersing said functional additive in said fluid and are useful as liquids in a variety of industrial applications such as hydraulic, systems and metal shaping operations. Typically these, compositions also contain at least one water-soluble polymeric thickener and …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted April 28, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 28, 1998.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.