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KELLER & CO G M B H C

Overview
  • Total Patents
    19
About

KELLER & CO G M B H C has a total of 19 patent applications. Its first patent ever was published in 1921. It filed its patents most often in Germany and United Kingdom. Its main competitors in its focus markets packaging and shipping, machines and chemical engineering are GRUPPO BARBIERI & TAROZZI SRL, KANAYAMA KIKAI KK and WILLY MASCHF AG GEORG.

Patent filings in countries

World map showing KELLER & CO G M B H Cs patent filings in countries
# Country Total Patents
#1 Germany 18
#2 United Kingdom 1

Patent filings per year

Chart showing KELLER & CO G M B H Cs patent filings per year from 1900 to 2020

Latest patents

Publication Filing date Title
DE683356C Device for filling stacking rooms with clay material
DE641698C Adjustable measuring roller for automatic brick cutter
DE635726C Control of the cutting carriage of an automatic cutter, which is moved by the guide disc and measuring roller
DE567724C Method and device for cleaning the cutting wire on automatic clay strand cutters
DE535921C Device for collecting automatically separated moldings
DE531460C Method and device for cutting off briquettes from a strand of mass
DE515370C Rotating mixing plate, especially for mixing clay and sand, on which the material to be mixed is shifted transversely to the direction of rotation by guide vanes
DE501677C Kiln car for bricks u. like
DE544185C Method and device for regulating the feed rate of support frame for strand moldings made of clay and. Like. Depending on the strand movement
DE490627C Two-stage water and steam heating device for heating drying chambers for pottery, brick ware, etc. like
DE519507C Charger for bricks and similar bricks
GB284210A A method of and means for automatically depositing bricks cut off at right angles from a continuous bar
DE492819C Umladegeruest for brick moldings u. like
DE512697C Method and device for arranging the briquettes cut from a clay strand in groups on a conveyor belt
DE437676C Device for settling brick blanks u. Like. On support frame
DE499990C Device for automatically depositing pellets cut from the strand on frames running parallel or at an angle to the strand direction
DE470909C Method and device for the automatic placement of compacts cut at right angles from the strand onto frames
DE372513C Frame for extrusion presses to hold the cut bricks