Solid lubricant bar
OwnerJohn Chester Kubiakinventor
Life of this patent
Estimating the term…
Abstract
A solid lubricant bar comprising hydrogenated castor oil or wax, expandable flake graphite, and copper. ATH, MDH, and zinc borate can also be added to the formulation to enhance fire retardancy and suppression.
Claims12
A lubricant bar comprising by weight:
- a. hydrogenated castor oil ranging from 35% to 65%;
- b. expandable flake graphite ranging from 30% to 60%;
- and
- c. copper ranging from 5% to 15%.
A lubricant bar comprising by weight:
- a. hydrogenated castor oil ranging from 40% to 60%;
- b. expandable flake graphite ranging from 30% to 50%;
- c. copper ranging from 3% to 5%;
- d. Alumina trihydrate ranging from 1% to 5%;
- e. magnesium hydroxide ranging from 1% to 5%;
- and
- f. zinc borate ranging from 2% to 5%.
A method for lubricating an interface between a support pad of a kiln shell and an inner diameter of a kiln tire, the method comprising the step of applying an effective amount of lubricant in the form of a lubricant bar comprising by weight:
- a. hydrogenated castor oil ranging from 35% to 65%;
- b. expandable flake graphite ranging from 30% to 60%;
- and
- c. copper ranging from 5% to 15%.
A method for lubricating an interface between a support pad of a kiln shell and an inner diameter of a kiln tire, the method comprising the step of applying an effective amount of lubricant in the form of a lubricant bar comprising by weight:
- a. hydrogenated castor oil ranging from 40%-60%;
- b. expandable flake graphite ranging from 30%-50%;
- c. copper ranging from 3%-5%;
- d. Alumina trihydrate ranging from 1%-5%;
- e. magnesium hydroxide ranging from 1%-5%;
- and
- f. zinc borate ranging from 2%-5%.
Dependencies are inferred from the claim text.