centre base pull action toggle clamp low height pull action toggle clamp hold down toggle clamps vertical handle straight base hold down toggle clamp vertical handle solid arm hold down toggle clamp horizontal handle hold down toggle clamp vertical handle flanged base hold down toggle clamp weldable...
the petrochemical industry (e.g. ethylene manufacture or aromatics production) or for gasoline production. it is also used in the petrochemical industry for producing olefins in steam crackers and in the chemical industry for solvent (cleaning) applications. fuel oil fuel oil is a fraction obtained from...
main usage is in roads and streets asphalt and insulation. the first street in the world was covered with asphalt in washington in and in iran felestin street was the first in . one of the types of bitumen which is used more is refined bitumen produced in refineries. also a kind of tar is produced from...