(ABANDONED) IC 007. US 013 019 021 023 031 034 035. G & S: Components for heat exchangers as machine parts, namely, vibratory screen separators

(ABANDONED) IC 009. US 021 023 026 036 038. G & S: Optical readers for balls in heat exchangers; optical readers for measuring and inspecting balls in heat exchangers

(ABANDONED) IC 011. US 013 021 023 031 034. G & S: Heat exchangers; units consisting of water debris filters and solid separators being structural parts for plate heat exchangers not being parts of machines; heat exchanger structural fittings, namely, metal conduits and separators for the cleaning and purification of liquids; solid separators for cleaning and purification of liquids in heat exchangers; water debris filters for machine heat exchanger and heat exchanger line cleaning units

(ABANDONED) IC 017. US 001 005 012 013 035 050. G & S: Units consisting of sponge rubber and corundum for cleaning heat exchangers and heat exchanger lines by means of hydraulically-driven solid bodies

(ABANDONED) IC 037. US 100 103 106. G & S: Installation, upkeep, maintenance, repair and retrofitting of heat exchangers and their individual parts and accessories; cleaning of heat exchangers and heat exchanger lines by means of hydraulically-driven solid bodies, namely, balls and scrapers; outfitting in the nature of cleaning of heat exchangers and of their individual parts and accessories

(ABANDONED) IC 042. US 100 101. G & S: Remote monitoring services of heat exchangers and their component parts; monitoring of heat exchangers and their individual parts and accessories