PETROLITE
Filed: December 9, 1946
PETROLEUM WAXES
Owned by: PETROLITE CORPORATION, LTD.
Serial Number: 71513949
TRET-O-LITE
Filed: April 10, 1948
CHEMICALS USED IN THE TREATMENT OF PETROLEUM EMULSIONS TO EFFECT THE RECOVERY OF THE VALUABLE OIL CONTENT OF SUCH EMULSIONS…
Owned by: PETROLITE CORPORATION, LTD. and PETROLITE CORPORATION, LTD.
Serial Number: 71554323
MUD-EX
Filed: March 14, 1949
CHEMICAL REAGENT FOR CLEANING AND FOR REMOVING FROM A WELL OR FROM AN OIL-OR GAS-BEARING FORMATION IN A WELL MUD-LIKE SHEATHING…
Owned by: PETROLITE CORPORATION, LTD.
Serial Number: 71575423
DEHYDRO
Filed: July 30, 1951
REAGENTS FOR IMPROVING THE ADHESION OF ASPHALT TO, AND PREVENTING OR INHIBITING THE STRIPPING OF ASPHALTS FROM, ROCK OR…
Owned by: PETROLITE CORPORATION, LTD.
Serial Number: 71617121
