ClassID:

188550

G05D21/00 - CPC Classification

Classification description:

Control of chemical or physico-chemical variables, e.g. pH value

Sub-classes:
Recent Application in this class:
#1
20260087507
2026-03-26

SYSTEMS AND METHODS FOR GENERATING PERSONALIZED DISPLAYS FOR USERS

#2
20240330958
2024-10-03

SYSTEMS AND METHODS FOR GENERATING PERSONALIZED LANDING PAGES FOR USERS

#3
20230317420
2023-10-05

METHOD OF PROCESSING SUBSTRATE, METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE, RECORDING MEDIUM, AND SUBSTRATE PROCESSING APPARATUS

#4
20230212033
2023-07-06

APPARATUS AND METHOD FOR CONTROLLING CHEMICAL DOSING OPTIMIZATION FOR WATER TREATMENT PLANT

#5
20230017596
2023-01-19

SYSTEMS AND METHODS FOR VALIDATING PLANTING OF TREES

#6
20230016696
2023-01-19

Systems and methods for generating personalized landing pages for users

#7
20230016482
2023-01-19

SYSTEMS AND METHODS FOR PROVIDING RENEWING CARBON OFFSETS FOR A USER DRIVING PERIOD

#8
20210293141
2021-09-23

Chemical injection system for a resource extraction system

#9
20210291161
2021-09-23

Device and method for repeatedly modifying the composition of a fluid

#10
20210016205
2021-01-21

Digital treatment of multi-phase liquid mixtures

#11
20190216105
2019-07-18

Automatical in situ control of the confined environment of metabolically active produce

#12
20190184304
2019-06-20

Method for controlling a rectification column

#13
20190111377
2019-04-18

Control of swing adsorption process cycle time with ambient COmonitoring

#14
20180354828
2018-12-13

Ammonia-based aeration control with SRT Control

#15
20180073102
2018-03-15

Method and arrangement for operating a metallurgical furnace and computer program product

#16
20170160206
2017-06-08

Method and device for monitoring the quality of nanofibrillar cellulose

#17
20160195880
2016-07-07

Automatic pH adjustment device

#18
20160161258
2016-06-09

Unmanned aerial vehicle control handover planning

#19
20130289298
2013-10-31

METHOD FOR PRODUCING UNSATURATED NITRILE

#20
20130231780
2013-09-05

TANK MIXING ORDER TOOL

#21
20130228758
2013-09-05

Dendrimers containing luminescent gold (III) compounds for organic light-emitting devices and their preparation

#22
20130172646
2013-07-04

Method to adjust 2-phenyl content of an alkylation process for the production of linear alkyl benzene

#23
20120149959
2012-06-14

Method to adjust 2-phenyl content of an alkylation process for the production of linear alkyl benzene

#24
20050202313
2005-09-15

Device for measuring and regulating the ph-value of a medium

#25
16559158
2024-02-13

Systems and methods for automatic adjustment of mixed gas flow for an injector coordinated with the acquistion of particular groups of chemical elements for analysis