DRIL-KEM, INC. Trademarks
SALTOX
Filed: October 24, 1960
EMULSION CONCENTRATE USED AS AN ADDITIVE FOR WELL DRILLING FLUIDS
Owned by: DRIL-KEM, INC.
Serial Number: 72106996
ZIP-STIK
Filed: November 13, 1961
CHEMICAL COMPOUND IN STICK FORM TO FOAM UNDESIRABLE FLUID OUT OF GAS AND OIL WELLS
Owned by: DRIL-KEM, INC.
Serial Number: 72131818
FLUID-TROL
Filed: February 21, 1963
LIQUID SURFACE TENSION REDUCING COMPOSITION FOR ADDITION TO DRILLING MUD IN THE DRILLING OF WELLS
Owned by: DRIL-KEM, INC.
Serial Number: 72163226
